学易金卷：四年级英语上学期10月学情自测·提升卷01（Unit 1-Unit 4）（鲁科版五四制·新教材）

学易金卷：四年级英语上学期10月学情自测·提升卷01（Unit 1-Unit 4）（鲁科版五四制·新教材） 参考答案 听力部分(40分) 一、听录音，选出你所听到的句子中含有的单词或短语。（5分） 1~5 A B A A B 二、Tom在介绍自己的朋友们。听录音，用数字1-5给下列图片排序。（5分） 3 5 1 4 2 三、Jenny是个爱提问的女孩。听录音，选择正确的答语。（10分） 1~5 A B A B A 四、Wang Hong和朋友聊起了自己的一周活动。听录音，选择正确的答案。（10分） 1~5 B A B C A 五、Danny今天心情不太好。听录音，补全短文。（10分） 1. sad 2. cloudy 3. fly 4. windy 5. sad 笔试部分（60分） 六、看图写单词。根据首字母及图片提示写单词，补全句子。（10分） 1. English 2. Monday 3. spring 4. sunny 5. snowy 七、单项选择。选择最佳答案。（5分） 1~5 B A B B A 八、同学们都有不同的活动。为下列句子选择正确的图片。（5分） 1~5 A B C D E 九、Jenny和Li Ming在谈论天气。选择合适的句子补全对话。（10分） 1~5 B A E C D 十、阅读短文，判断句子正（T）误（F）。（10分） 1~5 F T F T F 十一、[新情境·一周天气记录表] 班级记录了一周的天气情况。阅读材料，完成下列任务。（10分） 任务一：1~3 T F T 任务二：4. A 任务三：5. 示例：I like sunny days. I can play football with my friends. 十二、书面表达。（10分） 参考范文： My school day Today is Monday. I go to school at seven thirty. We have four classes in the morning and two in the afternoon. We have Chinese, maths, English and PE in the morning. I like PE best. I can play football with my friends in PE class. It's fun. In the afternoon, we have art and music. I like art too. I can draw beautiful pictures in art class. After school, I often read books in the library. I like my school day. It's busy but happy. 第 1 页 共 2 页 学科网（北京）股份有限公司 $ 学易金卷：四年级英语上学期10月学情自测·提升卷01（Unit 1-Unit 4）（鲁科版五四制·新教材） 参考解析 听力部分(40分) 一、听录音，选出你所听到的句子中含有的单词或短语。每小题读两遍。 答案：1~5 A B A A B 【听力原文】 1. We have English and PE this morning. 2. I dance on Tuesday. 3. It's warm in spring. 4. It's sunny and warm today. 5. We often fly kites in spring. 二、Tom在介绍自己的朋友们。听录音，用数字1-5给下列图片排序。每段对话读两遍。 答案：3 5 1 4 2 【听力原文】 1. W: Who can play the piano? M: Peter can. He has piano lessons on Saturdays. 2. W: What does Li Ming do in autumn? M: He often climbs hills with his dad. 3. W: Who is the boy with a schoolbag? M: He is Tom. He is our new classmate. 4. W: What does Danny like doing in spring? M: He likes flying kites in the park. 5. W: What does Wang Hong do on Tuesday? M: She goes to the dance club. She dances very well. 三、Jenny是个爱提问的女孩。听录音，选择正确的答语。每小题读两遍。 答案：1~5 A B A B A 【听力原文】 1. What subjects do you like? 2. What day is it today? 3. What season is this? 4. How's the weather today? 5. What do you do on Saturdays? 四、Wang Hong和朋友聊起了自己的一周活动。听录音，选择正确的答案。短文读两遍。 答案：1~5 B A B C A 【听力原文】 Hello, I'm Wang Hong. I have a busy week. On Monday, we have PE. I play football with my friends. On Tuesday, I go to the dance club. I dance for an hour. On Wednesday, we have art class. I draw pictures in the art room. On Thursday, I have piano lessons after school. On Friday, we have science. I like science very much. On Saturday, I often visit my grandparents. On Sunday, I usually read books and do my homework. What a busy week! 五、Danny今天心情不太好。听录音，补全短文。短文读三遍。 答案：1. sad 2. cloudy 3. fly 4. windy 5. sad 【听力原文】 Danny looks sad today. What is the matter? It is cloudy today. He wants to fly kites in the park. But it is too windy. He can't go out. His friend Li Ming says, "Don't be sad. We can read books at home. It is fun too." 笔试部分（60分） 六、看图写单词。根据首字母及图片提示写单词，补全句子。（10分） 答案：1. English 2. Monday 3. spring 4. sunny 5. snowy 【解析】本题考查学生根据图片和首字母提示拼写单词的能力。 1. 图片是英语书，结合首字母E，应填English（英语）。 2. 图片是星期一的日历，结合首字母M，应填Monday（星期一）。 3. 图片是春天的花朵，结合首字母s，应填spring（春天）。 4. 图片是太阳，结合首字母s，应填sunny（晴朗的）。 5. 图片是雪人，结合首字母s，应填snowy（下雪的）。 七、单项选择。选择最佳答案。（5分） 答案：1~5 B A B B A 【解析】本题考查学生对语法和词汇的掌握。 1. 问句"What subjects do you like?"询问喜欢什么科目，答语应用"I like..."，故选B。 2. 答语"It's Wednesday."回答的是星期几，问句应用"What day"提问，故选A。 3. 春天的天气特点是温暖，"warm"意为"温暖的"，故选B。hot是夏天的特点，cold是冬天的特点。 4. 问句"How's the weather?"询问天气，答语应回答天气情况，"It's sunny."意为"天气晴朗"，故选B。 5. 主语是I，一般现在时中谓语动词用原形，故选A。 八、同学们都有不同的活动。为下列句子选择正确的图片。（5分） 答案：1~5 A B C D E 【解析】本题考查学生根据句子描述选择对应图片的能力。 1. 句子描述"星期一有体育课，我们踢足球"，对应图片A（踢足球）。 2. 句子描述"我星期二跳舞"，对应图片B（女孩跳舞）。 3. 句子描述"春天温暖，植物是绿色的"，对应图片C（春天绿树）。 4. 句子描述"下雨了，带上你的伞"，对应图片D（打伞下雨）。 5. 句子描述"天冷，穿上你的夹克"，对应图片E（穿夹克）。 九、Jenny和Li Ming在谈论天气。选择合适的句子补全对话。（10分） 答案：1~5 B A E C D 【解析】本题考查学生根据上下文补全对话的能力。 1. 根据答语"It's warm today."可知，问句应询问天气，故选B"How's the weather in Jinan?"。 2. 根据上文"It's warm today."和下文"Great!"可知，此处应补充天气情况，故选A"It's sunny and warm."。 3. 根据答语"I like spring."可知，问句应询问喜欢什么季节，故选E"What season do you like?"。 4. 根据下文"We often go to the park."可知，问句应询问春天经常做什么，故选C"What do you often do in spring?"。 5. 根据上文的问题和下文"We often go to the park."可知，答语应回答春天的活动，故选D"I often fly kites with my friends."。 十、阅读短文，判断句子正（T）误（F）。（10分） 答案：1~5 F T F T F 【解析】本题考查学生对短文细节的理解和判断能力。 1. 短文中提到"It's autumn here."，可知济南现在是秋天，不是春天，故填F。 2. 短文中提到"I like English and science."，可知王红喜欢英语和科学，故填T。 3. 短文中提到"On Wednesday, we have art."，可知王红星期三有美术课，不是星期一，故填F。 4. 短文中提到"I often go to the dance club on Tuesday."，可知王红星期二去舞蹈俱乐部，故填T。 5. 短文中提到"They live in a small village."，可知王红的祖父母住在小村庄，不是大城市，故填F。 十一、[新情境·一周天气记录表] 班级记录了一周的天气情况。阅读材料，完成下列任务。（10分） 答案： 任务一：1~3 T F T 任务二：4. A 任务三：5. 示例：I like sunny days. I can play football with my friends. 【解析】 任务一：本题考查学生对材料细节的判断能力。 1. 材料中显示"Monday: sunny and warm"，可知星期一晴朗温暖，故填T。 2. 材料中显示"Thursday: snowy and cold"，可知星期四下雪寒冷，不是下雨寒冷，故填F。 3. 材料中提到"Peter likes windy days. He can fly kites."，可知Peter喜欢有风的日子因为他可以放风筝，故填T。 任务二：本题考查学生的计算和统计能力。材料中显示Wednesday: rainy and cold和Thursday: snowy and cold，共有2个寒冷的日子，故选A。 任务三：本题考查学生根据实际情况回答问题的能力。学生可根据自己喜欢的天气和相应的活动作答。 十二、书面表达。（10分） 【评分标准】 1. 内容完整，符合题意，语句通顺，无明显语法错误，书写规范：9-10分 2. 内容较完整，语句较通顺，有少量语法错误：7-8分 3. 内容基本完整，语句基本通顺，有一些语法错误：5-6分 4. 内容不完整，语句不通顺，错误较多：1-4分 5. 未作答或完全不符合题意：0分 参考范文： My school day Today is Monday. I go to school at seven thirty. We have four classes in the morning and two in the afternoon. We have Chinese, maths, English and PE in the morning. I like PE best. I can play football with my friends in PE class. It's fun. In the afternoon, we have art and music. I like art too. I can draw beautiful pictures in art class. After school, I often read books in the library. I like my school day. It's busy but happy. 【范文解析】本文围绕"我的学校一天"展开，以星期一为主题，介绍了上午和下午的课程、喜欢的科目以及课后活动。使用了一般现在时描述学校生活，时态正确，语句通顺，符合四年级学生的写作水平。 第 1 页 共 7 页 学科网（北京）股份有限公司 $………………○………………内………………○………………装………………○………………订………………○………………线………………○………………○……………… ………………○………………外………………○………………装………………○………………订………………○………………线………………○………………○……………… … 学校：______________姓名：_____________班级：_______________考号：______________________ 学易金卷：四年级英语上学期10月学情自测·提升卷01（Unit 1-Unit 4） （鲁科版五四制·新教材） （满分：100分 建议用时：60分钟） 班级：__________　　姓名：__________　　学号：__________ 题号 一 二 三 四 五 六 七 八 九 十 十一 十二 总分 得分 听力部分(40分) 一、听录音，选出你所听到的句子中含有的单词或短语。（5分） ( )1.A. English B. art C. music ( )2.A. Monday B. Tuesday C. Wednesday ( )3.A. spring B. summer C. autumn ( )4.A. sunny B. snowy C. rainy ( )5.A. play football B. fly kites C. go swimming 二、Tom在介绍自己的朋友们。听录音，用数字1-5给下列图片排序。（5分） ( ) ( ) ( ) ( ) ( ) 三、Jenny是个爱提问的女孩。听录音，选择正确的答语。（10分） ( )1.A. I like English. B. I have English. C. It is English. ( )2.A. It is sunny. B. It is Monday. C. It is warm. ( )3.A. It is spring. B. It is warm. C. It is green. ( )4.A. It is Sunday. B. It is sunny. C. It is spring. ( )5.A. I have piano lessons. B. I am happy. C. It is Saturday. 四、Wang Hong和朋友聊起了自己的一周活动。听录音，选择正确的答案。（10分） ( )1. What does Wang Hong do on Monday? A. She dances. B. She plays football. C. She draws pictures. ( )2. When does Wang Hong go to the dance club? A. On Tuesday. B. On Wednesday. C. On Thursday. ( )3. What class does Wang Hong have on Wednesday? A. PE. B. Art. C. Music. ( )4. What does Wang Hong often do on Saturday? A. She reads books. B. She does homework. C. She visits her grandparents. ( )5. How is Wang Hong's week? A. Busy. B. Free. C. Boring. 五、Danny今天心情不太好。听录音，补全短文。（10分） Danny looks 1.________ today. What is the matter? It is 2.________ today. He wants to 3.________ kites in the park. But it is too 4.________. He can't go out. His friend Li Ming says, "Don't be 5.________. We can read books at home. It is fun too." 笔试部分（60分） 六、看图写单词。根据首字母及图片提示写单词，补全句子。（10分） 题1 题2 题3 题4 题5 1. We have E________ class on Monday. 2. Today is M________. We have PE. 3. It is s________. The plants are green. 4. It is s________ and warm. Let's go to the park. 5. It is s________ in winter. We can make a snowman. 七、单项选择。选择最佳答案。（5分） ( )1. —What subjects do you like? —________ A. I have English. B. I like English. C. It is English. ( )2. —________ is it today? —It's Wednesday. A. What day B. What season C. How's the weather ( )3. It's ________ in spring. A. hot B. warm C. cold ( )4. —How's the weather? —________ A. It's Sunday. B. It's sunny. C. It's spring. ( )5. I often ________ my grandparents on Sundays. A. visit B. visits C. visiting 八、同学们都有不同的活动。为下列句子选择正确的图片。（5分） A B C D E ( )1. We have PE on Monday. We play football. ( )2. I dance on Tuesday. ( )3. It's warm in spring. The plants are green. ( )4. It's raining. Take your umbrella. ( )5. It's cold. Put on your jacket. 九、Jenny和Li Ming在谈论天气。选择合适的句子补全对话。（10分）A.It's sunny and warm. B. How's the weather in Jinan? C. What do you often do in spring? D.I often fly kites with my friends. E. What season do you like? F. It's raining. Jenny: Hi, Li Ming! 1.________ Li Ming: It's warm today. 2.________ Jenny: Great! 3.________ Li Ming: I like spring. It's warm and beautiful. Jenny: 4.________ Li Ming: 5.________ We often go to the park. Jenny: That's fun! 十、阅读短文，判断句子正（T）误（F）。（10分） Dear Tom, How are you? I am in Jinan now. It's autumn here. The weather is cool and sunny. The leaves are yellow and red. It's very beautiful. I go to a new school. I have many new friends. We have Chinese, maths, English, PE, art, music and science. I like English and science. They are fun. On Monday, we have PE. I play football with my friends. On Wednesday, we have art. I draw pictures in the art room. After school, I often go to the dance club on Tuesday. On Thursday, I have piano lessons. On Saturday, I often visit my grandparents. They live in a small village. I like my new school and my new life. What about you? Please write to me soon. Yours, Wang Hong ( )1. It's spring in Jinan now. ( )2. Wang Hong likes English and science. ( )3. Wang Hong has art on Monday. ( )4. Wang Hong goes to the dance club on Tuesday. ( )5. Wang Hong's grandparents live in a big city. 十一、【新情境·一周天气记录表】班级记录了一周的天气情况。阅读材料，完成下列任务。（10分） Here is the weather report for this week: Monday: sunny and warm Tuesday: cloudy and cool Wednesday: rainy and cold Thursday: snowy and cold Friday: sunny and coo Saturday: windy and warm Sunday: cloudy and warm Li Ming likes sunny days. He can play football. Jenny likes snowy days. She can make a snowman. Peter likes windy days. He can fly kites. Wang Hong likes warm days. She can go to the park. 任务一：阅读材料，判断句子正（T）误（F）。（6分） ( )1. It is sunny and warm on Monday. ( )2. It is rainy and cold on Thursday. ( )3. Peter likes windy days because he can fly kites. 任务二：选择正确答案。（2分） ( )4. How many cold days are there this week? A. Two. B. Three. C. Four. 任务三：回答问题。（2分） 5. What's your favourite weather? What can you do? ________________________________________________ 十二、书面表达。（10分） 每个人的学校生活都丰富多彩。请你以"My school day"为题，写一篇短文介绍你学校的一天，包括上午和下午的课程、你喜欢的科目以及课后活动。 要求：1. 语句通顺，书写规范；2. 不少于6句话；3. 可适当发挥。 参考词汇：Chinese, maths, English, PE, art, music, science, Monday, have... class, play football, draw pictures, read books, library... ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 第1页 共2页 ◎ 第2页 共2页 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $请听下面一段音乐并调试音量。听力测试现在开始一听录音，选出你所听到的句子中含有的单词或短语，每小题读两遍。One, we . have english . p this morning. We have english . and p this morning too. I done some . tuesday. I done some tuesday. Three. it's warm . in spring. It's warm in spring. Four, it's Sunny, Young, warm today. It's Sunny and warm today. Five, we often fly kites in spring. We often fly kites in spring. 2、他们在介绍自己的朋友们听录音，用数字一五给下列图片排序，每段对话。读两one。Who can play . the piano? Peter, can. He has piano lessons on saturdays. Who can play the piano? Peter. can. He has piano lessons on saturdays. Two. what does liming . do in autum? He often climbs his with his dad. What does liming do in autumn? He often climbed his with his dad, three. who is the boy . with the school bag? He is tom. He is a new classmate. Who is the boy with the school bag? He is tom. He is a new classmate. For what . does danny like . doing in spring? He likes . flying kites in the park. What does danny like doing in spring? He likes flying kites in the park. Five. what does one hong do? On tuesday? He goes to the dance club. SHE dance is very well. What does one hong do on tuesday? He goes to the dance club. SHE dance is very well. 三是个爱提问的女孩，听录音，选择正确的答语，每小题读两遍。One. what subjects . do you like? What subjects . do you like? Two. what day is . IT today? What day is IT today? Three. what season . is this? What season . is this . cool? How's the weather . today? How's the weather today? Five. what do you . do on saturdays? What do you do on saturdays? 四和朋友聊起了自己的一周活动，听录音，选择正确的答案，短文读两遍。Hello, i'm one home. I have a busy week. On monday, we have P. E. I play football with my friends. On tuesday, I go to the dance club. I don't for an hour. On wednesday, we have our class. I draw pictures in the art room on thursday. I have any lessons after school. On friday, we have science. I like science very much. On saturday, I often visit my grandparents. On sunday, I usually read books under my homework. What a busy week. Hello, i'm one home. I have a busy week. On monday, we have P, E, I play foot all with my friends. On tuesday, I go to the dance club. I don't for an hour. On wednesday, we have our class. I draw pictures in the art room. On thursday, I have any lessons off to school. On friday, we have science. I like science very much. On saturday, I often visit my grandparents. On sunday, I usually read books under my homework. What a busy week. 5、今天心情不太好，听录音，播全短文，短文读三遍。Danny looks sad today. What is the matter? IT is cloudy today. He wants to fly cuts in the park, but IT is too windy. He can't go out. His friend liming says, don't be sad. We can read books at home. IT is fun too. Danny looks sad today. What is the matter? IT is cloudy today. He wants to fly cuts in the park, but IT is too windy. He can't go out. His friend liming says, don't be sad. We can read books at home. IT is fun too. Danny looks sad today. What is the matter? IT is cloudy today. He wants to fly cuts in the park, but IT is too windy. He can't go out. His friend liming says, don't be sad. We can read books at home. IT is fun too. 听力到此结束。 学易金卷：四年级英语上学期10月学情自测·提升卷01（Unit 1-Unit 4）（鲁科版五四制·新教材） （满分：100分 建议用时：60分钟） 班级：__________　　姓名：__________　　学号：__________ 题号 一 二 三 四 五 六 七 八 九 十 十一 十二 总分 得分 听力部分(40分) 一、听录音，选出你所听到的句子中含有的单词或短语。（5分） ( )1.A. English B. art C. music ( )2.A. Monday B. Tuesday C. Wednesday ( )3.A. spring B. summer C. autumn ( )4.A. sunny B. snowy C. rainy ( )5.A. play football B. fly kites C. go swimming 二、Tom在介绍自己的朋友们。听录音，用数字1-5给下列图片排序。（5分） ( ) ( ) ( ) ( ) ( ) 三、Jenny是个爱提问的女孩。听录音，选择正确的答语。（10分） ( )1.A. I like English. B. I have English. C. It is English. ( )2.A. It is sunny. B. It is Monday. C. It is warm. ( )3.A. It is spring. B. It is warm. C. It is green. ( )4.A. It is Sunday. B. It is sunny. C. It is spring. ( )5.A. I have piano lessons. B. I am happy. C. It is Saturday. 四、Wang Hong和朋友聊起了自己的一周活动。听录音，选择正确的答案。（10分） ( )1. What does Wang Hong do on Monday? A. She dances. B. She plays football. C. She draws pictures. ( )2. When does Wang Hong go to the dance club? A. On Tuesday. B. On Wednesday. C. On Thursday. ( )3. What class does Wang Hong have on Wednesday? A. PE. B. Art. C. Music. ( )4. What does Wang Hong often do on Saturday? A. She reads books. B. She does homework. C. She visits her grandparents. ( )5. How is Wang Hong's week? A. Busy. B. Free. C. Boring. 五、Danny今天心情不太好。听录音，补全短文。（10分） Danny looks 1.________ today. What is the matter? It is 2.________ today. He wants to 3.________ kites in the park. But it is too 4.________. He can't go out. His friend Li Ming says, "Don't be 5.________. We can read books at home. It is fun too." 笔试部分（60分） 六、看图写单词。根据首字母及图片提示写单词，补全句子。（10分） 题1 题2 题3 题4 题5 1. We have E________ class on Monday. 2. Today is M________. We have PE. 3. It is s________. The plants are green. 4. It is s________ and warm. Let's go to the park. 5. It is s________ in winter. We can make a snowman. 七、单项选择。选择最佳答案。（5分） ( )1. —What subjects do you like? —________ A. I have English. B. I like English. C. It is English. ( )2. —________ is it today? —It's Wednesday. A. What day B. What season C. How's the weather ( )3. It's ________ in spring. A. hot B. warm C. cold ( )4. —How's the weather? —________ A. It's Sunday. B. It's sunny. C. It's spring. ( )5. I often ________ my grandparents on Sundays. A. visit B. visits C. visiting 八、同学们都有不同的活动。为下列句子选择正确的图片。（5分） A B C D E ( )1. We have PE on Monday. We play football. ( )2. I dance on Tuesday. ( )3. It's warm in spring. The plants are green. ( )4. It's raining. Take your umbrella. ( )5. It's cold. Put on your jacket. 九、Jenny和Li Ming在谈论天气。选择合适的句子补全对话。（10分）A.It's sunny and warm. B. How's the weather in Jinan? C. What do you often do in spring? D.I often fly kites with my friends. E. What season do you like? F. It's raining. Jenny: Hi, Li Ming! 1.________ Li Ming: It's warm today. 2.________ Jenny: Great! 3.________ Li Ming: I like spring. It's warm and beautiful. Jenny: 4.________ Li Ming: 5.________ We often go to the park. Jenny: That's fun! 十、阅读短文，判断句子正（T）误（F）。（10分） Dear Tom, How are you? I am in Jinan now. It's autumn here. The weather is cool and sunny. The leaves are yellow and red. It's very beautiful. I go to a new school. I have many new friends. We have Chinese, maths, English, PE, art, music and science. I like English and science. They are fun. On Monday, we have PE. I play football with my friends. On Wednesday, we have art. I draw pictures in the art room. After school, I often go to the dance club on Tuesday. On Thursday, I have piano lessons. On Saturday, I often visit my grandparents. They live in a small village. I like my new school and my new life. What about you? Please write to me soon. Yours, Wang Hong ( )1. It's spring in Jinan now. ( )2. Wang Hong likes English and science. ( )3. Wang Hong has art on Monday. ( )4. Wang Hong goes to the dance club on Tuesday. ( )5. Wang Hong's grandparents live in a big city. 十一、【新情境·一周天气记录表】班级记录了一周的天气情况。阅读材料，完成下列任务。（10分） Here is the weather report for this week: Monday: sunny and warm Tuesday: cloudy and cool Wednesday: rainy and cold Thursday: snowy and cold Friday: sunny and coo Saturday: windy and warm Sunday: cloudy and warm Li Ming likes sunny days. He can play football. Jenny likes snowy days. She can make a snowman. Peter likes windy days. He can fly kites. Wang Hong likes warm days. She can go to the park. 任务一：阅读材料，判断句子正（T）误（F）。（6分） ( )1. It is sunny and warm on Monday. ( )2. It is rainy and cold on Thursday. ( )3. Peter likes windy days because he can fly kites. 任务二：选择正确答案。（2分） ( )4. How many cold days are there this week? A. Two. B. Three. C. Four. 任务三：回答问题。（2分） 5. What's your favourite weather? What can you do? ________________________________________________ 十二、书面表达。（10分） 每个人的学校生活都丰富多彩。请你以"My school day"为题，写一篇短文介绍你学校的一天，包括上午和下午的课程、你喜欢的科目以及课后活动。 要求：1. 语句通顺，书写规范；2. 不少于6句话；3. 可适当发挥。 参考词汇：Chinese, maths, English, PE, art, music, science, Monday, have... class, play football, draw pictures, read books, library... ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 第 1 页 共 6 页 学科网（北京）股份有限公司 $