Unit 2综合检测-2024-2025学年下学期七年级英语期末知识点复习与强化(人教版2024)

七年级下学期英语期末知识点复习与强化(人教版2024) Unit 2 综合检测 一、单项选择 1．The old man has two sons, but________ of them lives with him. A．both B．either C．neither D．all 2．The school rule says, “_______ late for class. It’s important to be on time.” A．Don’t be B．Not be C．Be not D．Isn’t 3．—________ we feed the animals in the zoo? —No, we can’t. It’s not good for them. A．May B．Can C．Must D．Should 4．________ on the grass. The sign says “keep off”. A．Not walk B．Don’t walk C．Doesn’t walk D．Not walking 5．The letters “ea” in the word ________ is pronounced differently. A．speak B．treat C．leave D．ready 6．You are the first one to arrive, so now you can ________ the seat you like best. A．pick B．make C．build D．leave 7．—Let’s have a game. The loser has to ________ the others to dinner. —It’s a deal. A．order B．provide C．offer D．treat 8．—You can certainly do it well ______ you keep on trying the rock climbing. —All right. I will try again. A．if B．or C．so D．but 9．She ________ playing the piano every day to improve her skills. A．practise B．practises C．practised D．to practise 10．—Does your brother have to run for half an hour after school every day? —________. He can run three or four times a week. A．Yes, he has B．Yes, he does C．No, he hasn’t D．No, he doesn’t 11．Please keep ________ in the library. A．quiet B．quietly C．noise D．noisy 12．Ms. Ma likes to listen to Moonlight Bay by Bandari because it sounds ________. A．relax B．relaxed C．relaxing D．relaxes 13．We have to __________ the school uniform on school days. A．wear B．wears C．wearing D．to wear 14．—______ late for school again, Tim！ —Sorry. I promise that I ______. A．Don’t; won’t B．Don’t be; don’t C．Don’t be; won’t D．Don’t; will 15．—John, ________ up now or we’ll be late for the bus. —All right. I’ll be quick. A．gets B．get C．to get D．getting 16．You can’t smoke here. Can’t you see the sign “________”? A．No smoking B．No smoke C．Don’t smoking D．Don’t smoke 17．—China has a long history of tea ________. —So it is! It is said that the tea was invented by Shen Nong. A．price B．snack C．luck D．culture 18．—What do you think of the rules in your school? —I think they are very strict but they can help us ________ good habits. A．developing B．developed C．develop D．develops 19．We should ________ our parents and teachers. A．listen B．listen to C．hear D．hear from 20．I can’t play computer games on schooldays. I can’t watch TV ______. A．only B．too C．also D．either 二、完形填空 Dear Dr. Know, There are too many rules in my family. I have to get up early every morning. I can’t hang out with my 21 after school. But they can go out with their friends. My parents also ask me to 22 my study. After finishing homework, I have to do exercises. So I’m 23 all the time. At weekends, I have to do 24 like cleaning my room and washing clothes. Then I have to help my mother make dinner and do the dishes. Later, I have to go to the Children’s Palace (少年宫) to 25 the piano for two hours. I’m not happy. With these rules, I 26 have any fun. What can I do? David Dear David, You must feel 27 . Your parents tell you to do these or not to do those. But they make the rules to help you become a 28 person. You can talk with them and ask them to give you some time to 29 . They will 30 you. Dr. Know 21．A．friends B．dolls C．teachers D．pets 22．A．focus on B．look at C．get to D．wait for 23．A．playful B．excited C．shy D．busy 24．A．shopping B．housework C．homework D．sport 25．A．buy B．make C．practise D．bring 26．A．always B．never C．really D．sometimes 27．A．happy B．free C．interesting D．awful 28．A．stricter B．funnier C．quieter D．better 29．A．learn B．relax C．read D．grow 30．A．understand B．remember C．feed D．become 三、补全对话 阅读下面的对话，从文后7个选项中选出5个能填入空白处的最佳选项。 (Xiao Ming and Jim are at the zoo.) Xiao Ming: Look! That parrot is talking to us! It says “Hello”! Jim: Wow, that’s amazing! It’s so clever. 31 Xiao Ming: No. The sign says, “No feeding animals.” Zoo Keeper: That’s right, boys. For animals’ health, please don’t feed them. 32 Xiao Ming: Oh, I see. Can we take photos of them? Zoo Keeper: 33 But don’t make too much noise. Because it makes them scared. Remember, the best way to treat animals is to respect them. Jim: 34 Now, we understand rules help to make the zoo a better place. Zoo Keeper: You are welcome. 35 A．We have special food for them. B．Do you follow the rules? C．What can we do to keep healthy? D．Yes, of course. E．Can we feed it some food? F．Have fun and enjoy your visit! G．Thanks for telling us! 四、阅读理解 A It’s important to keep our books healthy. So you and your friends can enjoy them. If you follow these rules, our books will have a long life in our school library. Now, let’s take a look at some. Keep books dry. If you have a water bottle in your book bag, close the cap. Make sure the cap tightly shut (紧紧合上) and hold it over your hand to do a shake test (震动试验). ▲________ It’s fun to read to pets or little kids, but they don’t know how to read and don’t understand how to take care of books, either. Place books where they can’t reach. So they can’t hurt the books. Put books back in their homes. The library would be a mess (杂乱) if we put books in the wrong place. How would we find anything? Books have homes just like you do. If it’s not put back in its home, it becomes a lost book. You wouldn’t want the bus driver to drop you off (送下车) at the wrong house, would you? Of course, no. Our books need to go back to their homes, too. 36．Who is most likely to be the writer (作者) of this text? A．A student. B．A school doctor. C．A cleaner of one school library. D．A worker of one school library. 37．Which of the following best explains the meaning of the underlined word “cap” in the text? A． B． C． D． 38．Which sentence can be put in the ________? A．Don’t cut pages. B．Read with clean hands. C．Keep away from little kids. D．Keep away from pets and little kids. 39．What can we know according to the text? A．We should put books in the right place. B．Don’t leave your book at a friend’s house. C．Only when we are healthy can we read books. D．If you bring your book outside, remember to bring it back with you. 40．What is the text mainly about? A．The tips for reading. B．The rules of book care. C．The importance of health. D．The suggestions about building a library. B Today is Julia’s 10th birthday. Her mum comes to her school and joins in the party. The classmates say “Happy Birthday” to Julia. Then Julia’s mum hands out the birthday treats. Julia’s mum is very good at making sweet cakes. But this year, she brings some pencils. Why? Because Julia’s school makes a new rule: Students can’t bring sweet treats to school parties. Julia’s school is not the only school to stop the sweet treats. Some other schools around the country do the same thing. Some people think that fewer (更少的) sweets will be good for kids’ health. One third of the American kids are overweight. It may lead to (导致) health problems. Of course, most kids don’t like this rule. And many parents also don’t like the rule. “I want my kids to be healthy,” says one of the parents. “But eating the birthday cake is an important part. It makes me sad that my kids can’t enjoy the birthday cake.” How does Julia’s mum feel about this rule? She is sad when she learns of the rule. But Julia’s classmates like the pencils very much. That makes her feel better. 41．Why doesn’t Julia’s mum bring sweet cakes this year? A．Because she is too busy to make them. B．Because sweet cakes are not delicious. C．Because the new school rule doesn’t allow (允许) her to do so. 42．What does the underlined word “overweight” mean? A．Too heavy. B．Too cold. C．So lovely. 43．What does the underlined word “That” refer to? A．Julia’s classmates like the pencils her mum prepares for them. B．Julia’s mum doesn’t need to go to school parties. C．Julia’s mum doesn’t have to make sweet cakes. 44．What can we learn from the passage? A．Julia’s mum never makes sweet treats for Julia. B．Most kids like cakes at school parties. C．Most parents like the new rule. C Rules are everywhere. When we read in the library, play basketball or drive a car, we have to follow some rules. Rules are important to us. The rules tell us what we can do and what we can’t do. ▲ When I walk to school, I look both ways before I cross the street. I do not run. I wear my life vest when I go for a ride in the boat. My dad follows rules, too. He wears a helmet (头盔) when he is at work. He wants to be safe. My mom stops the car when the traffic light is red. She is being safe. Some rules keep us well. I wash my hands before I eat. This keeps me from getting ill. I brush my teeth after I eat. This keeps my teeth clean. Some rules help us do well at school. When I want to talk, I raise my hand. I wait for the teacher to call on me. My friends and I have so much fun when we play by the rules. I always put the waste in the garbage (垃圾箱). That can help keep our school nice and clean. School rules make it easy for me to learn. Some rules bring us a happy family life. I follow the rules at the table when we are eating. I have good manners (举止). I follow the rules for doing work and having fun at home. These rules help my family get along. 45．Which of the following can be put in the ▲ ? A．Some rules make us special. B．Some rules keep us safe. C．Some rules make us strong. D．Some rules keep us lucky. 46．What does the underlined part “life vest” mean? A． B． C． D． 47．What can we learn from the passage? A．The writer’s father often calls his teacher. B．The writer’s mom wears a helmet while driving. C．The writer has good manners at school and at home. D．The writer’s friends don’t follow rules on the playground. 48．Why does the writer write this passage? A．To show what rules are important and what are not. B．To help us choose what rules to follow at school. C．To tell us it is important to follow rules everywhere. D．To share some information about how to keep healthy. D Yan Mingyou is 94 now, but he still works as a music teacher in Anhui. Yan is from a small town of Anhui. He worked there as a rural (乡村的) music teacher for many years. In 1990, he retired (退休). However, after he learned there weren’t enough music teachers in rural schools, he decided to go on teaching. “I usually have six music lessons at a school and five lessons at another school every week,” Yan said. To make his lessons more interesting, Yan started to learn to play the piano in 2006 when he was 77 years old. At the age of 80, Yan felt he was too old to teach music. However, the children wanted him to stay. “Students wanted me to teach music, so I decided to go on teaching,” Yan said. He doesn’t stop there. Yan also uses some of his money to help students in need. Liu Dandan was one of his students. He helped her a lot. About ten years ago, Liu had to stop schooling because her family didn’t have enough money. When Yan heard about that, he helped the girl. “I try my best to help children in need,” Yan said. “I’m happy to teach music,” Yan said. “For rural children, music is a way to help make their dreams come true.” 49．How old was Yan Mingyou when he started to learn to play the piano? A．60. B．77 C．80. D．94. 50．What does the writer want to show through Liu Dandan’s story? A．Yan Mingyou works hard. B．Yan Mingyou’s students are excellent. C．Yan Mingyou is popular with all his students. D．Yan Mingyou uses his money to help students. 51．What may Yan Mingyou’s students want to say to him? A．Good luck! B．Thank you! C．Have a good trip! D．Tomorrow is another day! 52．Which of the following is TRUE about the passage? A．Yan just taught students six music lessons every week in a rural school. B．Yan was happy because he made much money by teaching music there. C．Though Yan was old, he still kept teaching because of the students’ wishes. D．Yan comes from a big city and he worked in a small town for many years. E 请先阅读下面短文，掌握其大意，然后根据短文内容从下面方框内的七个选项中选择五个还原到文中， 使短文意思通顺、结构完整。一空一句。 Family rules are really important. They tell us what we should do and help our family be happy. 53 Let’s find out. Make the rules. The rules should be right for our age. 54 And the rules can change as we grow up. Don’t make rules that are too fuzzy (模糊的). Like if you just say “be good”, it’s not clear. What does “be good” mean? It can mean so many things! Explain (解释) the rules. 55 What’s more, children need to remember the rules. Parents can also make some simple pictures or notices to put everywhere at home. 56 All family members must follow the family rules. Young children learn from their parents, just like that people often say that parents are the first teachers of their children. For example, if parents listen to others patiently (有耐心地), their children will follow them. Finally, we have to know what will happen if we don’t follow the rules. 57 This way, we will know we should always try to follow the rules. A．Follow the rules. B．But how can we make good family rules? C．Family members should not think about it. D．Make sure children know and understand the rules. E．For example, if we are little kids. we can’t have very hard rules. F．We can’t be late for school, so we must arrive at school on time. G．If we break the rules, we should get a punishment (惩罚) right away. 五、短文填空 阅读短文，在空白处填入一个适当的单词或用括号内所给词的正确形式填空，使短文通顺、连贯。 There are many rules in our lives. A city in China has 58 new rule for both parents and children. Parents need to make sure their children spend at least two hours 59 (do) housework every week. This rule is a big hit online. There are many different 60 (idea) about the new rule. Some people think it’s good, but others feel 61 (happy). Wang Xing is a high school student. “I’d like to help my parents with the housework, but I don’t have time to do so,” he 62 (say). “I just have a few hours to relax every weekend, and doing housework makes me too tired.” He also says that most of his classmates don’t do housework 63 . Xiong Bingqi, an expert (专家), says, “To make sure the new rule works 64 (good), parents need to help their children learn about some skills and join in the housework.” “Many parents only focus 65 children’s grades and don’t teach 66 (they) important life skills,” Xiong says. “In fact, doing housework can help keep children 67 (health). It can also make them work better.” 六、完成句子 68．每一位手工艺人都很值得我们尊敬。 Every craftsperson our . 69．当水瓶里还有水时，不要扔掉水瓶。 Don’t drinking water bottles when there is still water in them. 70．长时间集中注意力学习不是一件容易的事。 learning for a long time isn’t an easy thing. 71．学生们在学校必须专注于学习，而不是一些无聊的事情。 Students must learning at school, not something boring. 72．在迪士尼乐园游玩结束时，千万别错过精彩的烟花表演。 a visit in Disneyland, the amazing fireworks. 73．我们上课时必须集中精力学习。 We must learning in class. 74．该关电视了。 It’s time to the TV. 75．从错误中学习，你将会成为一个更好的人。 Learn from mistakes, and you will . 76．She takes a walk after dinner. (对划线部分提问) she take a walk? 77．I borrowed a book from him yesterday. (改为同义句) He a book me yesterday. 七、书面表达 78．假如你是学校学生会主席，你要制定一份关于学校图书馆规则的通知，张贴在图书馆门口。请根据以下要点，用英语写一份通知。 要点： 1. 按时到达图书馆； 2. 保持安静，不能大声喧哗； 3. 不能在图书馆吃东西或喝饮料； 4. 不能在书上乱写乱画； 5. 一次只能借两本书，按时归还。 要求： 1. 包含所有要点内容，可适当发挥； 2. 70-90词。 _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 参考答案 一、 1．C 【解析】句意：这位老人有两个儿子，但没有一个和他住在一起。 考查代词辨析。both两者都；either两者之一；neither两者都不；all三者及以上都。根据“The old man has two sons, but”可知，but前后为转折关系，故应是虽然有两个儿子，但是两个儿子都没有和他住在一起。故选C。 2．A 【解析】句意：校规上说：“上课不要迟到。准时很重要。” 考查祈使句的否定形式。祈使句通常用来表示命令、请求、建议等，以动词原形开头。其否定形式是在动词原形前加“Don’t”。“be late for”是固定短语，意为“迟到”，所以“不要迟到”的正确表达是“Don’t be late for...”。故选A。 3．B 【解析】句意：——我们能在动物园里喂动物吗？——不，我们不能。这对他们不好。 考查情态动词辨析。May可能；Can可以；Must必须；Should应该。根据答语“No, we can’t.”可知，问句应与答语对应，用情态动词Can“可以”提问，表示请求或许可。故选B。 4．B 【解析】句意：不要在草地上行走。告示牌上写着“请勿靠近”。 考查否定祈使句。根据“The sign says ‘keep off’.”可知，句子需要表示禁止行为的祈使句，祈使句的否定结构为“Don’t+动词原形”。故选B。 5．D 【解析】句意：单词“ready”中的字母“ea”发音不同。 考查字母组合的发音。speak/spiːk/；treat/triːt/；leave/liːv/。在speak、treat、leave这三个单词中，字母组合ea都发/iː/的音；而在ready中，ea发/e/的音。故选D。 6．A 【解析】句意：你是第一个到的，所以现在你可以挑选你最喜欢的座位。 考查动词辨析。pick挑选，选择；make制作，使……；build建造；leave离开，留下。根据“You are the first one to arrive”可知，此处是指因为是第一个到，可以挑选自己最喜欢的座位。故选A。 7．D 【解析】句意：——让我们玩一个游戏。失败者必须请客吃饭。——这是交易。 考查动词辨析。order订购；provide供应；offer提供；treat招待。根据“the others to dinner.”可知是请客吃饭，故选D。 8．A 【解析】句意：——如果你继续尝试攀岩，你一定能做好。——好的。我会再试一次。 考查连词辨析。if如果；or或者；so因此；but但是。根据“You can certainly do it well...you keep on trying the rock climbing.”可知，能做好的前提条件是继续尝试攀岩，应用if引导条件状语从句，故选A。 9．B 【解析】句意：她每天练习弹钢琴以提高她的技能。 考查一般现在时。根据“every day”可知，句子为一般现在时，主语she为第三人称单数，因此谓语动词也应用三单形式。故选B。 10．D 【解析】句意：——你的哥哥每天放学后必须跑半个小时吗？——不，他不必。他可以每周跑三到四次。 考查一般疑问句的回答。以“Does”开头的一般疑问句，肯定回答用“Yes, 主语 + does”，否定回答用“No, 主语 + doesn’t”。根据“He can run three or four times a week.”可知，他不需要每天放学后都跑半个小时，所以是否定回答，即No, he doesn’t ，故选D。 11．A 【解析】句意：在图书馆请保持安静。 考查形容词。quiet安静的，形容词；quietly安静地，副词；noise噪音，名词；noisy嘈杂的，形容词。“keep + 形容词” 表示 “保持某种状态”，在图书馆要保持安静。故选A。 12．C 【解析】句意：马女士喜欢听班得瑞的《月光水岸》，因为听起来很放松。 考查词义辨析。relax使放松，动词原形；relaxed感到放松的；relaxing令人放松的；relaxes使放松，动词三单。根据“Ms. Ma likes to listen to Moonlight Bay by Bandari because it sounds...”可知，喜欢听《月光水岸》是因为它听起来很令人放松。故选C。 13．A 【解析】句意：我们在上学的日子必须穿校服。 考查动词形式辨析。wear穿，动词原形；wears是第三人称单数形式；wearing现在分词形式；to wear动词不定式。have to是固定短语，意为“不得不，必须”，其后接动词原形。故选A。 14．C 【解析】句意：——蒂姆，上学不要再迟到了！——对不起。我保证我不会（再迟到）了。 考查祈使句和一般将来时。根据“Sorry.”可知，此处是表示“不要再迟到了”；be late for…是固定短语，表示“做某事迟到”，此句一个祈使句的否定形式，祈使句否定通常在句首加“Don’t”，其后要接动词原形，所以要用be的原形，故第一空填Don’t be；根据“I promise that…”可知，此处表示保证以后不会再迟到，所以要用一般将来时，其否定形式是won’t，故第二空填won’t。故选C。 15．B 【解析】句意：——John，现在起床，否则我们会赶不上公交车。——好的。我会很快的。 考查祈使句。根据“John, ... up now or we’ll be late for the bus.”可知此处是祈使句，以动词原形开头。故选B。 16．A 【解析】句意：你不能在这里吸烟。难道你没看到“禁止吸烟”这个标志吗？ 考查祈使句。No smoking是一个常见的固定表达，通常用于警示标志中，表示“禁止吸烟”，“no”后面接名词或动名词形式，这种表达符合公共场所警示语的用法，故选A。 17．D 【解析】句意：——中国有着悠久的茶文化历史。——确实是！据说茶是神农发现的。 考查名词辨析。price价格；snack零食；luck运气；culture文化。根据“So it is! It is said that the tea was invented by Shen Nong.”可知，此处说的是茶文化。故选D。 18．C 【解析】句意：——你认为学校的规则如何？——我认为它们非常严格，但可以帮助我们养成良好的习惯。 考查动词短语。help sb. do sth意为“帮助某人做某事”，故选C。 19．B 【解析】句意：我们应该听从父母和老师的话。 考查动词短语。listen听，不及物动词；listen to听，强调动作；hear听到，强调听的结果，及物动词；hear from 收到……的来信。根据“our parents and teachers”可知，空后接宾语，指听老师和父母的话，表示听的动作。故选B。 20．D 【解析】句意：我在上学日不能玩电脑游戏。我也不能看电视。 考查副词辨析。only仅仅；只；too也，用于肯定句句末；also也，用于句中；either也，用于否定句句末。根据“I can’t watch TV”可知，此句是否定句，表示“我也不能看电视”，either符合题意。故选D。 二、 21．A 22．A 23．D 24．B 25．C 26．B 27．D 28．D 29．B 30．A 【解析】本文主要是两封关于David对生活中严格的家规让他无法喘息而感到不满，并向万事通博士的求助信及万事通博士的回信。 21．句意：放学后我不能和我的朋友出去玩。 friends朋友；dolls玩偶；teachers老师；pets宠物。根据后句的转折“But they can go out with their friends.”可知，但David的父母可以和他们的朋友出去玩，此处应指David放学后不能和“朋友们”出去玩。故选A。 22．句意：我的父母也要求我专注于我的学习。 focus on专注于；look at看一看；get to到达；wait for等候。根据后句“After finishing homework, I have to do exercises.”可知，完成了学习后David还需要做练习，可推测他的父母要求他“专注于”学习。故选A。 23．句意：所以我一直都很忙。 playful开玩笑的，幽默的；excited激动的，兴奋的；shy害羞的；busy繁忙的。根据“After finishing homework, I have to do exercises.”及“At weekends, I have to do…Then I have to help…Later, I have to go to…”可知，此处描述了David需要做的很多事情，他应是“繁忙的”。故选D。 24．句意：在周末，我不得不做家务，比如打扫房间和洗衣服。 shopping购物；housework家务；homework家庭作业；sport运动。根据“…like cleaning my room and washing clothes.”及常识可知，打扫房间和洗衣服属于“家务”类。故选B。 25．句意：之后，我要去少年宫练两个小时钢琴。 buy买；make制作；practise练习；bring带来。根据“I have to go to the Children’s Palace to…the piano for two hours.”可知，此处指David去少年宫“练”两个小时的钢琴。故选C。 26．句意：在这些规则下，我从来没有过任何乐趣。 always总是；never从不；really真正地，的确；sometimes有时。根据前句“I’m not happy.”可知，David应是“从未”有过任何乐趣。故选B。 27．句意：你一定感到很糟糕。 happy开心的；free自由的，免费的；interesting有趣的；awful可怕的，糟糕的。结合David的来信中表达对生活中严格的家规让他无法喘息而感到不满可知，在这封回信中，万事通博士应是在总结David应是感到“糟糕的”。故选D。 28．句意：但是他们制定规则来帮助你成为一个更好的人。 stricter更严格的；funnier更滑稽的；quieter更安静的；better更好的。根据“…make the rules to help you become a…person.”及常识可知，父母制定一些规则是为了让他成为一个“更好的”人。故选D。 29．句意：你可以和他们谈谈，让他们给你一些放松的时间。 learn学会，得知；relax放松；read阅读；grow成长。根据上文David描述的父母给他制定一系列的规则让他无法喘息及“give you some time to…”可知，万事通博士应是让他的父母给他一些时间“放松”。故选B。 30．句意：他们会理解你的。 understand明白；remember记住；feed饲养，喂养；become变得。根据语境可知，此处应指David给父母讲明其原因并提出意见后，相信父母会“理解”他的。故选A。 三、 31．E 32．A 33．D 34．G 35．F 【解析】本文是一篇关于动物园规则的对话。 31．根据“No. The sign says, ‘No feeding animals.’”可知此处提到了不要喂养动物，选项E“我们可以喂它一些食物吗？”符合，故选E。 32．根据“For animals’ health, please don’t feed them.”可知此处是动物园管理者介绍喂养规则，选项A“我们为它们准备了特殊的食物。”符合，故选A。 33．根据“Can we take photos of them?”可知应回应是否可以拍照，选项D“是的，当然。”符合，故选D。 34．根据“Now, we understand rules help to make the zoo a better place.”可知经过动物园管理者对规则的介绍，自己有了更好的理解，选项G“谢谢告诉我们！”符合，故选G。 35．根据“You are welcome.”可知此处是结尾，应祝愿对方玩得开心，选项F“玩得开心，享受你们的参观之旅！”符合，故选F。 四、 A 36．D 37．C 38．D 39．A 40．B 【解析】本文主要讲述了如何保持书籍健康，以便大家能够长期享受阅读的乐趣。 36．细节理解题。根据“It’s important to keep our books healthy. So you and your friends can enjoy them. If you follow these rules, our books will have a long life in our school library. Now, let’s take a look at some.”可知，如果你遵守这些规则，我们的书将在我们学校图书馆有很长的寿命。说明这篇文章的作者可能是学校图书馆的工作人员，故选D。 37．词句猜测题。根据“If you have a water bottle in your book bag, close the cap.”可知，如果你的书包里有水瓶，盖上盖子。cap指的是“瓶盖”，故选C。 38．推理判断题。根据“It’s fun to read to pets or little kids, but they don’t know how to read and don’t understand how to take care of books, either. Place books where they can’t reach. So they can’t hurt the books.”可知，此段落讲述的是书籍要远离宠物和小孩子，故选D。 39．细节理解题。根据“Our books need to go back to their homes, too.”可知，需要把书放在正确的位置，故选A。 40．主旨大意题。根据“It’s important to keep our books healthy. So you and your friends can enjoy them. If you follow these rules, our books will have a long life in our school library. Now, let’s take a look at some.”可知，本文主要讲述了如何保持书籍健康，故选B。 B 41．C 42．A 43．A 44．B 【解析】本文是一篇记叙文，讲述了朱莉娅学校因健康规定禁止在派对上提供甜食，朱莉娅的妈妈为此调整生日礼物，并探讨了学生及家长对此规定的态度。 41．细节理解题。根据“Because Julia’s school makes a new rule: Students can’t bring sweet treats to school parties.”可知，朱莉娅的妈妈今年不带甜蛋糕是因为学校的新规定不允许。故选C。 42．词句猜测题。根据“One third of the American kids are overweight. It may lead to (导致) health problems.”结合常识可知，甜食通常会使人发胖，体重过重会导致健康问题，由此推测overweight意思是“太重的，超重的”。故选A。 43．词句猜测题。根据“But Julia’s classmates like the pencils very much. That makes her feel better.”可知，That指代前句“同学喜欢铅笔”这一事实。故选A。 44．推理判断题。根据“Of course, most kids don’t like this rule.”及家长反对新规的表述，可推断孩子们喜欢甜食。故选B。 C 45．B 46．B 47．C 48．C 【解析】本文是一篇说明文，主要讲述了规则在我们生活中的重要性，并举例说明了规则如何帮助我们保持安全、健康、在学校表现良好以及拥有幸福的家庭生活。 45．推理判断题。根据“When I walk to school, ...She is being safe.”可知，作者及其家人都遵循规则以确保安全。因此，空白处应填入“Some rules keep us safe.”。故选B。 46．词句猜测题。根据“I wear my life vest when I go for a ride in the boat.”可知，“life vest”是指在水上活动中穿在身上用于保护安全的装备。结合图片选项，B选项为救生衣，符合题意。故选B。 47．推理判断题。根据“I follow the rules at the table when we are eating. I have good manners. I follow the rules for doing work and having fun at home. These rules help my family get along.”可知，作者在学校和家中都有良好的行为举止。故选C。 48．推理判断题。根据全文内容可知，文章主要强调了规则在生活中的重要性，并举例说明了规则如何帮助我们保持安全、健康、在学校表现良好以及拥有幸福的家庭生活。因此，作者写这篇文章的目的是为了告诉我们遵循规则的重要性。故选C。 D 49．B 50．D 51．B 52．C 【解析】本文是一篇记叙文，讲述了退休教师严明友坚持在乡村学校教授音乐，并资助贫困学生的感人事迹，体现了他对教育的热爱和无私奉献精神，强调音乐对乡村儿童实现梦想的重要性。 49．细节理解题。根据原文节选“To make his lessons more interesting, Yan started to learn to play the piano in 2006 when he was 77 years old.”可知，严明友在77岁时开始学钢琴，故选B。 50．推理判断题。根据“Yan also uses some of his money to help students in need. Liu Dandan was one of his students. He helped her a lot.”可知，通过刘丹丹的例子说明严老师用钱资助学生，故选D。 51．推理判断题。根据严老师长期义务教学、资助学生等行为，学生最可能的回应是感谢，故选B。 52．细节理解题。根据“the children wanted him to stay...I decided to go on teaching”可知，严明友因学生意愿继续教学，故选C。 E 53．B 54．E 55．D 56．A 57．G 【解析】本文主要介绍了父母如何为孩子制定家规。 53．根据“Let’s find out.”以及下文“Make the rules...Explain the rules...”可知，空处应该是一个有关如何制定家规的问句，引出下文的具体方法。选项B“但如何制定好的家规？”与之相符。故选B。 54．根据“The rules should be right for our age.”可知，规则应适合年龄，故空处会举例说明。选项E“比如，如果我们是小孩子，我们不能制定非常严格的规则。”与之相符。故选E。 55．根据“Explain (解释) the rules.”可知，本段主题是解释规则，故空处会描述解释规则的目的。选项D“确保孩子知道并理解规则。”与之相符。故选D。 56．根据“All family members must follow the family rules.”可知，提到了所有家庭成员必须遵守规则，故空处与遵守规则相关。选项A“遵守规则。”与之相符。故选A。 57．根据“Finally, we have to know what will happen if we don’t follow the rules.”可知，介绍了一旦违反了规则需知道后果，故空处会具体点明后果。选项G “如果我们打破规则，我们应该立刻得到惩罚。”与之相符。故选G。 五、 58．a 59．doing 60．ideas 61．unhappy 62．says 63．either 64．well 65．on 66．them 67．healthy 【解析】本文主要讨论了中国某城市出台的新规定——父母需确保孩子每周至少做两小时家务，并探讨了不同人群对这一规定的看法。 58．句意：中国的一个城市对父母和孩子出台了一项新规定。“rule”为可数名词单数，此处表示泛指，且“new”是以辅音音素开头的单词，用a修饰。故填a。 59．句意：父母需确保他们的孩子每周至少花两小时做家务。spend time doing sth为固定搭配，表示“花时间做某事”，空处用动名词形式。do“做”，动词，其动名词为doing。故填doing。 60．句意：对于这项新规定，有许多不同的看法。空处位于“many different”后，填可数名词复数作主语。idea“想法”，可数名词，其复数为ideas。故填ideas。 61．句意：有些人认为它很好，但其他人感到不高兴。根据“but”可知，此处表示转折，表示有些人不开心。happy“开心的”，形容词，反义词为unhappy“不开心的”，形容词作表语。故填unhappy。 62．句意：他说：“我想帮我的父母做家务，但我没时间做家务。”句子时态为一般现在时，主语he是第三人称单数，谓语动词应用三单形式；say“说”，动词，三单形式为says。故填says。 63．句意：他还说，他的大多数同学也不做家务。根据“most of his classmates don’t do housework”可知，此处表示他的同学也不做家务。否定句中表示“也”需用either。故填either。 64．句意：专家熊丙奇说：“为了确保这项新规定实施地好，父母需要帮助他们孩子学习一些技能，并参与家务劳动。”空处修饰动词“work”，填副词作状语。good“好的”，形容词，副词为well。故填well。 65．句意：“许多父母只关注孩子的成绩，而不教他们重要的生活技能，”熊丙奇说。根据“children’s grades”可知，此处表示父母只关注成绩。focus on为固定搭配，表示“专注于”。故填on。 66．句意：“许多父母只关注孩子的成绩，而不教他们重要的生活技能，”熊丙奇说。空处位于动词“teach”后，填宾格作宾语。they“他们”，主格，宾格为them。故填them。 67．句意：事实上，做家务能帮助孩子保持健康。keep sb+形容词“使某人保持……状态”。空处填形容词作宾语补足语。health“健康”，名词，形容词为healthy“健康的”。故填healthy。 六、 68． is well worth respect 【解析】be well worth sth“值得……”，时态是一般现在时，主语是Every craftsperson，be用is；respect“尊敬”，不可数名词。故填is；well；worth；respect。 69． throw away 【解析】根据中英文对应可知，需要翻译“扔掉”，throw away“扔掉”，空格前为祈使句，其否定结构为Don’t do sth，后接动词原形。故填throw；away。 70． Focusing on 【解析】根据中英文提示可知，focus on“集中注意力”，动词短语，空处应用动名词作主语，并且位于句首，首字母要大写。故填Focusing；on。 71． focus on 【解析】focus on“专注”，动词短语；情态动词must后加动词原形，故填focus；on。 72． At the end of don’t miss 【解析】由汉语和所给的英语翻译可知，此句为祈使句，don’t do sth.：不要做某事，don’t miss：别错过，at the end of：在……结束时，固定短语，at放句首，首字母应大写。故填At；the；end；of；don’t；miss。 73． focus on 【解析】结合中英文提示及空格数可知，此处缺“集中精力”，其对应的英文表达为“focus on”，为动词短语，且情态动词后应接其动词原形。故填focus；on。 74． turn off 【解析】根据中英文对照可知，句中缺少“关闭”的英文内容。句中“It’s time to do sth.”是一个固定表达，意为“该做……的时间了”，不定式符号“to”后跟动词原形；“turn off”是一个动词短语，意为“关闭、切断电源等”，“turn off the TV”表示“关掉电视”。故填turn；off。 75． become a better person 【解析】对比所给中英文可知，设空处为“成为一个更好的人”，become“成为”，根据空前的“will”可知，此处用动词原形；better“更好的”，以辅音音素开头的单词，此处表示泛指，前加不定冠词a；person“人”。故填become；a；better；person。 76． When does 【解析】句意：她晚饭后散步。句中划线部分“after dinner”表示时间，应用when作特殊疑问词，位于句首，首字母要大写；句子谓语动词“takes”为三单形式，变为特殊疑问句时要借助助动词does，置于特殊疑问词和主语之间，后接动词原形。故填When；does。 77． lent to 【解析】句意：我昨天从他那里借了一本书。borrow sth from sb=lend sth to sb，表示“从某人那里借某物/把某物借给某人”。句子是一般过去时，动词用过去式。故填lent；to。 七、 78． Notice Dear students, Welcome to our school library. To make it a good place for reading, we have some rules for you. Please follow them. First, arrive at the library on time. Second, keep quiet. Don’t talk loudly. Third, don’t eat or drink in the library. Fourth, don’t write or draw on the books. Finally, you can borrow only two books at a time and return them on time. If you follow these rules, you can enjoy reading here. Student Union 【解析】[总体分析] ①题材：本文是一则通知； ②时态：时态为“一般现在时”； ③提示：写作要点已给出，注意不要遗漏要点，可适当添加细节，并突出写作重点。 [写作步骤] 第一步，开门见山，说明制定规则的目的； 第二步，详细介绍图书馆的规则； 第三步，书写结语。 [亮点词汇] ①arrive at到达 ②on time准时 ③at a time一次 [高分句型] ①First, arrive at the library on time.(祈使句) ②If you follow these rules, you can enjoy reading here. (if引导条件状语从句) 4 / 4 学科网（北京）股份有限公司 $$ 七年级下学期英语期末知识点复习与强化(人教版2024) Unit 2 综合检测 一、单项选择 1．The old man has two sons, but________ of them lives with him. A．both B．either C．neither D．all 2．The school rule says, “_______ late for class. It’s important to be on time.” A．Don’t be B．Not be C．Be not D．Isn’t 3．—________ we feed the animals in the zoo? —No, we can’t. It’s not good for them. A．May B．Can C．Must D．Should 4．________ on the grass. The sign says “keep off”. A．Not walk B．Don’t walk C．Doesn’t walk D．Not walking 5．The letters “ea” in the word ________ is pronounced differently. A．speak B．treat C．leave D．ready 6．You are the first one to arrive, so now you can ________ the seat you like best. A．pick B．make C．build D．leave 7．—Let’s have a game. The loser has to ________ the others to dinner. —It’s a deal. A．order B．provide C．offer D．treat 8．—You can certainly do it well ______ you keep on trying the rock climbing. —All right. I will try again. A．if B．or C．so D．but 9．She ________ playing the piano every day to improve her skills. A．practise B．practises C．practised D．to practise 10．—Does your brother have to run for half an hour after school every day? —________. He can run three or four times a week. A．Yes, he has B．Yes, he does C．No, he hasn’t D．No, he doesn’t 11．Please keep ________ in the library. A．quiet B．quietly C．noise D．noisy 12．Ms. Ma likes to listen to Moonlight Bay by Bandari because it sounds ________. A．relax B．relaxed C．relaxing D．relaxes 13．We have to __________ the school uniform on school days. A．wear B．wears C．wearing D．to wear 14．—______ late for school again, Tim！ —Sorry. I promise that I ______. A．Don’t; won’t B．Don’t be; don’t C．Don’t be; won’t D．Don’t; will 15．—John, ________ up now or we’ll be late for the bus. —All right. I’ll be quick. A．gets B．get C．to get D．getting 16．You can’t smoke here. Can’t you see the sign “________”? A．No smoking B．No smoke C．Don’t smoking D．Don’t smoke 17．—China has a long history of tea ________. —So it is! It is said that the tea was invented by Shen Nong. A．price B．snack C．luck D．culture 18．—What do you think of the rules in your school? —I think they are very strict but they can help us ________ good habits. A．developing B．developed C．develop D．develops 19．We should ________ our parents and teachers. A．listen B．listen to C．hear D．hear from 20．I can’t play computer games on schooldays. I can’t watch TV ______. A．only B．too C．also D．either 二、完形填空 Dear Dr. Know, There are too many rules in my family. I have to get up early every morning. I can’t hang out with my 21 after school. But they can go out with their friends. My parents also ask me to 22 my study. After finishing homework, I have to do exercises. So I’m 23 all the time. At weekends, I have to do 24 like cleaning my room and washing clothes. Then I have to help my mother make dinner and do the dishes. Later, I have to go to the Children’s Palace (少年宫) to 25 the piano for two hours. I’m not happy. With these rules, I 26 have any fun. What can I do? David Dear David, You must feel 27 . Your parents tell you to do these or not to do those. But they make the rules to help you become a 28 person. You can talk with them and ask them to give you some time to 29 . They will 30 you. Dr. Know 21．A．friends B．dolls C．teachers D．pets 22．A．focus on B．look at C．get to D．wait for 23．A．playful B．excited C．shy D．busy 24．A．shopping B．housework C．homework D．sport 25．A．buy B．make C．practise D．bring 26．A．always B．never C．really D．sometimes 27．A．happy B．free C．interesting D．awful 28．A．stricter B．funnier C．quieter D．better 29．A．learn B．relax C．read D．grow 30．A．understand B．remember C．feed D．become 三、补全对话 阅读下面的对话，从文后7个选项中选出5个能填入空白处的最佳选项。 (Xiao Ming and Jim are at the zoo.) Xiao Ming: Look! That parrot is talking to us! It says “Hello”! Jim: Wow, that’s amazing! It’s so clever. 31 Xiao Ming: No. The sign says, “No feeding animals.” Zoo Keeper: That’s right, boys. For animals’ health, please don’t feed them. 32 Xiao Ming: Oh, I see. Can we take photos of them? Zoo Keeper: 33 But don’t make too much noise. Because it makes them scared. Remember, the best way to treat animals is to respect them. Jim: 34 Now, we understand rules help to make the zoo a better place. Zoo Keeper: You are welcome. 35 A．We have special food for them. B．Do you follow the rules? C．What can we do to keep healthy? D．Yes, of course. E．Can we feed it some food? F．Have fun and enjoy your visit! G．Thanks for telling us! 四、阅读理解 A It’s important to keep our books healthy. So you and your friends can enjoy them. If you follow these rules, our books will have a long life in our school library. Now, let’s take a look at some. Keep books dry. If you have a water bottle in your book bag, close the cap. Make sure the cap tightly shut (紧紧合上) and hold it over your hand to do a shake test (震动试验). ▲________ It’s fun to read to pets or little kids, but they don’t know how to read and don’t understand how to take care of books, either. Place books where they can’t reach. So they can’t hurt the books. Put books back in their homes. The library would be a mess (杂乱) if we put books in the wrong place. How would we find anything? Books have homes just like you do. If it’s not put back in its home, it becomes a lost book. You wouldn’t want the bus driver to drop you off (送下车) at the wrong house, would you? Of course, no. Our books need to go back to their homes, too. 36．Who is most likely to be the writer (作者) of this text? A．A student. B．A school doctor. C．A cleaner of one school library. D．A worker of one school library. 37．Which of the following best explains the meaning of the underlined word “cap” in the text? A． B． C． D． 38．Which sentence can be put in the ________? A．Don’t cut pages. B．Read with clean hands. C．Keep away from little kids. D．Keep away from pets and little kids. 39．What can we know according to the text? A．We should put books in the right place. B．Don’t leave your book at a friend’s house. C．Only when we are healthy can we read books. D．If you bring your book outside, remember to bring it back with you. 40．What is the text mainly about? A．The tips for reading. B．The rules of book care. C．The importance of health. D．The suggestions about building a library. B Today is Julia’s 10th birthday. Her mum comes to her school and joins in the party. The classmates say “Happy Birthday” to Julia. Then Julia’s mum hands out the birthday treats. Julia’s mum is very good at making sweet cakes. But this year, she brings some pencils. Why? Because Julia’s school makes a new rule: Students can’t bring sweet treats to school parties. Julia’s school is not the only school to stop the sweet treats. Some other schools around the country do the same thing. Some people think that fewer (更少的) sweets will be good for kids’ health. One third of the American kids are overweight. It may lead to (导致) health problems. Of course, most kids don’t like this rule. And many parents also don’t like the rule. “I want my kids to be healthy,” says one of the parents. “But eating the birthday cake is an important part. It makes me sad that my kids can’t enjoy the birthday cake.” How does Julia’s mum feel about this rule? She is sad when she learns of the rule. But Julia’s classmates like the pencils very much. That makes her feel better. 41．Why doesn’t Julia’s mum bring sweet cakes this year? A．Because she is too busy to make them. B．Because sweet cakes are not delicious. C．Because the new school rule doesn’t allow (允许) her to do so. 42．What does the underlined word “overweight” mean? A．Too heavy. B．Too cold. C．So lovely. 43．What does the underlined word “That” refer to? A．Julia’s classmates like the pencils her mum prepares for them. B．Julia’s mum doesn’t need to go to school parties. C．Julia’s mum doesn’t have to make sweet cakes. 44．What can we learn from the passage? A．Julia’s mum never makes sweet treats for Julia. B．Most kids like cakes at school parties. C．Most parents like the new rule. C Rules are everywhere. When we read in the library, play basketball or drive a car, we have to follow some rules. Rules are important to us. The rules tell us what we can do and what we can’t do. ▲ When I walk to school, I look both ways before I cross the street. I do not run. I wear my life vest when I go for a ride in the boat. My dad follows rules, too. He wears a helmet (头盔) when he is at work. He wants to be safe. My mom stops the car when the traffic light is red. She is being safe. Some rules keep us well. I wash my hands before I eat. This keeps me from getting ill. I brush my teeth after I eat. This keeps my teeth clean. Some rules help us do well at school. When I want to talk, I raise my hand. I wait for the teacher to call on me. My friends and I have so much fun when we play by the rules. I always put the waste in the garbage (垃圾箱). That can help keep our school nice and clean. School rules make it easy for me to learn. Some rules bring us a happy family life. I follow the rules at the table when we are eating. I have good manners (举止). I follow the rules for doing work and having fun at home. These rules help my family get along. 45．Which of the following can be put in the ▲ ? A．Some rules make us special. B．Some rules keep us safe. C．Some rules make us strong. D．Some rules keep us lucky. 46．What does the underlined part “life vest” mean? A． B． C． D． 47．What can we learn from the passage? A．The writer’s father often calls his teacher. B．The writer’s mom wears a helmet while driving. C．The writer has good manners at school and at home. D．The writer’s friends don’t follow rules on the playground. 48．Why does the writer write this passage? A．To show what rules are important and what are not. B．To help us choose what rules to follow at school. C．To tell us it is important to follow rules everywhere. D．To share some information about how to keep healthy. D Yan Mingyou is 94 now, but he still works as a music teacher in Anhui. Yan is from a small town of Anhui. He worked there as a rural (乡村的) music teacher for many years. In 1990, he retired (退休). However, after he learned there weren’t enough music teachers in rural schools, he decided to go on teaching. “I usually have six music lessons at a school and five lessons at another school every week,” Yan said. To make his lessons more interesting, Yan started to learn to play the piano in 2006 when he was 77 years old. At the age of 80, Yan felt he was too old to teach music. However, the children wanted him to stay. “Students wanted me to teach music, so I decided to go on teaching,” Yan said. He doesn’t stop there. Yan also uses some of his money to help students in need. Liu Dandan was one of his students. He helped her a lot. About ten years ago, Liu had to stop schooling because her family didn’t have enough money. When Yan heard about that, he helped the girl. “I try my best to help children in need,” Yan said. “I’m happy to teach music,” Yan said. “For rural children, music is a way to help make their dreams come true.” 49．How old was Yan Mingyou when he started to learn to play the piano? A．60. B．77 C．80. D．94. 50．What does the writer want to show through Liu Dandan’s story? A．Yan Mingyou works hard. B．Yan Mingyou’s students are excellent. C．Yan Mingyou is popular with all his students. D．Yan Mingyou uses his money to help students. 51．What may Yan Mingyou’s students want to say to him? A．Good luck! B．Thank you! C．Have a good trip! D．Tomorrow is another day! 52．Which of the following is TRUE about the passage? A．Yan just taught students six music lessons every week in a rural school. B．Yan was happy because he made much money by teaching music there. C．Though Yan was old, he still kept teaching because of the students’ wishes. D．Yan comes from a big city and he worked in a small town for many years. E 请先阅读下面短文，掌握其大意，然后根据短文内容从下面方框内的七个选项中选择五个还原到文中， 使短文意思通顺、结构完整。一空一句。 Family rules are really important. They tell us what we should do and help our family be happy. 53 Let’s find out. Make the rules. The rules should be right for our age. 54 And the rules can change as we grow up. Don’t make rules that are too fuzzy (模糊的). Like if you just say “be good”, it’s not clear. What does “be good” mean? It can mean so many things! Explain (解释) the rules. 55 What’s more, children need to remember the rules. Parents can also make some simple pictures or notices to put everywhere at home. 56 All family members must follow the family rules. Young children learn from their parents, just like that people often say that parents are the first teachers of their children. For example, if parents listen to others patiently (有耐心地), their children will follow them. Finally, we have to know what will happen if we don’t follow the rules. 57 This way, we will know we should always try to follow the rules. A．Follow the rules. B．But how can we make good family rules? C．Family members should not think about it. D．Make sure children know and understand the rules. E．For example, if we are little kids. we can’t have very hard rules. F．We can’t be late for school, so we must arrive at school on time. G．If we break the rules, we should get a punishment (惩罚) right away. 五、短文填空 阅读短文，在空白处填入一个适当的单词或用括号内所给词的正确形式填空，使短文通顺、连贯。 There are many rules in our lives. A city in China has 58 new rule for both parents and children. Parents need to make sure their children spend at least two hours 59 (do) housework every week. This rule is a big hit online. There are many different 60 (idea) about the new rule. Some people think it’s good, but others feel 61 (happy). Wang Xing is a high school student. “I’d like to help my parents with the housework, but I don’t have time to do so,” he 62 (say). “I just have a few hours to relax every weekend, and doing housework makes me too tired.” He also says that most of his classmates don’t do housework 63 . Xiong Bingqi, an expert (专家), says, “To make sure the new rule works 64 (good), parents need to help their children learn about some skills and join in the housework.” “Many parents only focus 65 children’s grades and don’t teach 66 (they) important life skills,” Xiong says. “In fact, doing housework can help keep children 67 (health). It can also make them work better.” 六、完成句子 68．每一位手工艺人都很值得我们尊敬。 Every craftsperson our . 69．当水瓶里还有水时，不要扔掉水瓶。 Don’t drinking water bottles when there is still water in them. 70．长时间集中注意力学习不是一件容易的事。 learning for a long time isn’t an easy thing. 71．学生们在学校必须专注于学习，而不是一些无聊的事情。 Students must learning at school, not something boring. 72．在迪士尼乐园游玩结束时，千万别错过精彩的烟花表演。 a visit in Disneyland, the amazing fireworks. 73．我们上课时必须集中精力学习。 We must learning in class. 74．该关电视了。 It’s time to the TV. 75．从错误中学习，你将会成为一个更好的人。 Learn from mistakes, and you will . 76．She takes a walk after dinner. (对划线部分提问) she take a walk? 77．I borrowed a book from him yesterday. (改为同义句) He a book me yesterday. 七、书面表达 78．假如你是学校学生会主席，你要制定一份关于学校图书馆规则的通知，张贴在图书馆门口。请根据以下要点，用英语写一份通知。 要点： 1. 按时到达图书馆； 2. 保持安静，不能大声喧哗； 3. 不能在图书馆吃东西或喝饮料； 4. 不能在书上乱写乱画； 5. 一次只能借两本书，按时归还。 要求： 1. 包含所有要点内容，可适当发挥； 2. 70-90词。 _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 4 / 4 学科网（北京）股份有限公司 $$