Unit 3 What makes a great team？情态动词（单元核心语法精练）英语新教材外研版八年级下册

Unit 3 What makes a great team？ 核心语法精练（情态动词） 目录 A 考点概览·知识回顾 1 B 考点夯基·专项突破 3 一．单项选择 3 二．改写句子 8 三．完成句子 9 C 综合攻坚·能力跃升 10 一．语法填空 10 二．选词填空 11 情态动词should、must、can、need、have to与had better 情态动词本身有词义,表示说话人对有关行为或事物的态度和看法,不能独立作谓语,一般和实义动词原形一起构成谓语,并放在实义动词原形前。 一．情态动词及其用法 情态动词及其用法 例句 should意为“应当”,表示建议或劝告,有“劝说”或“敦促”的含义,否定式为should not/shouldn't。 You should talk to your parents about your feelings. 你应该和你父母谈谈你的感受。 had better意为“最好”,表示劝告或建议,一般不用于疑问句中,否定式为had better not。 You had better not tell Oliver. 你最好不要告诉Oliver。 (1)can表示请求许可或给予许可,could也有此用法,语气比can更委婉;否定式cannot/can't表示“不能,不可以”,语气弱于must not。 (2)can/could均可表示能力,could是can的过去式,可以表示过去的能力。 一般情况下,以can开头的一般疑问句,肯定回答用can,否定回答用can't。 —Can I borrow your bike? 我可以借你的自行车吗? —Yes, you can. 是的,你可以。 —No, you can't. 不,你不可以。 Can you type?你会打字吗? When I was young, I could climb any tree in the forest. 年轻时,森林里的树我都能爬上去。 must表示“必须”,否定式must not/mustn't表示“不应该,禁止”,是强有力的劝告或命令。 由must引导的一般疑问句,肯定回答用must,否定回答用needn't/don't have to,表示“不必,没有必要”。 All passengers must wear seat belts. 所有乘客都必须系安全带。 Cars must not park in front of the entrance. 车辆不得停在入口处。 —Must I clean the room this afternoon?我必须今天下午打扫房间吗? —Yes, you must. 是的,你必须。 —No, you needn't/don't have to. 不,你不必。 have to表示“不得不,必须”,否定式do not/don't have to表示“不必,没有必要”(=needn't)。 You don't have to worry about them any more. 你再也不必为他们发愁了。 need表示“必须,需要”,一般用于否定句和疑问句中,否定式need not/needn't表示“不需要,不必”。一般情况下,以need开头的一般疑问句,肯定回答用must,否定回答用needn't。 —Need I put the umbrella outside? 我需要把雨伞放在外面吗? —Yes, you must. 是的,你必须(放在外面)。 —No, you needn't. 不,你不必(放在外面)。 shall用于第一、三人称的疑问句中时,表示征求对方的意见或提出建议。 Shall I answer the telephone for you? 要我替你接电话吗? Let's begin now, shall we? 咱们现在开始,好吗? 二．must与have to 区别 例句 must侧重于说话者的主观看法,认为有必要或有义务去做某事;have to侧重于客观需要,含有“不得不,被迫”之意。 You must be back before 10 o'clock.你必须在10点之前返回。(叮嘱或命令) You have to be back before 10 o'clock because the train is to leave at 10:05.你必须在10点之前返回,因为火车10:05开。(客观需要) must没有人称、时态和数的变化,而have to有。 The old man has to live alone because his son works in another city. 那位老人不得不独自生活,因为他的儿子在另一个城市工作。 注意need还可作行为动词,表示“需要”,有时态、人称和数的变化,常用于need to do sth结构中,用于否定句和疑问句中时需要借助助动词。 You don't need to stay here all the time. 你不必一直待在这里。 一．单项选择 1．（25-26八年级下·全国·课后作业）Your personal information is very valuable. You ________ be so careless to share your ID number and bank details online. A．might B．shouldn’t C．needn’t D．mustn’t 【答案】B 【详解】句意：你的个人信息非常重要，你不应该如此粗心地在网上分享你的身份证号码和银行信息。 考查情态动词辨析。might可能；shouldn’t不应该；needn’t不必；mustn’t禁止。根据“Your personal information is very valuable.”可知，个人信息很宝贵，不应该如此粗心地在网上分享，用shouldn’t表示劝告。故选B。 2．（25-26八年级下·全国·单元测试）—Mom, I have a stomachache. —Let’s go to the hospital. You ________ eat ice-cream in winter. A．wouldn’t B．shouldn’t C．needn’t D．don’t have to 【答案】B 【详解】句意：——妈妈，我肚子疼。——我们去医院吧。你不应该在冬天吃冰淇淋。 考查情态动词辨析。wouldn’t不会；shouldn’t不应该；needn’t不需要；don’t have to不必。根据孩子“have a stomachache”可知，母亲给出建议或告诫，认为“eat ice-cream in winter”是不恰当的行为，应用“shouldn’t”表示“不应该”。故选B。 3．（25-26八年级下·全国·课后作业）—We are going to visit the National Museum of China. —Great! We ________ follow some rules there so that others can enjoy their visit. A．should B．may C．have to D．could 【答案】A 【详解】句意：——我们打算去参观中国国家博物馆。——太好了！我们应该遵守那里的一些规则，以便他人也能享受参观。 考查情态动词辨析。should应该；may可能；have to不得不；could可以。根据语境“so that others can enjoy their visit”可知，为了让他人也能享受参观，我们应该遵守规则，这是表达一种责任或建议，而非强制或可能性。故选A。 4．（25-26八年级下·全国·开学考试）You ________ cross the road when the traffic lights are red. It’s very dangerous to do so. A．mustn’t B．needn’t C．wouldn’t D．couldn’t 【答案】A 【详解】句意：当交通灯是红色时，你不能过马路。这样做很危险。 考查情态动词辨析。mustn’t禁止；needn’t不需要；wouldn’t不会；couldn’t不能。根据“It’s very dangerous to do so.”可知，在红灯时过马路是危险行为，需表达强烈禁止的含义，mustn’t表示禁止或不准，符合语境。故选A。 5．（25-26八年级下·全国·开学考试）You ________ apologize to your classmate for your rude words. It’s not polite to talk to others like that. A．must B．can C．may D．could 【答案】A 【详解】句意：你必须向你的同学为你的粗鲁话语道歉。那样和别人说话是不礼貌的。 考查情态动词。must必须；can能够；may可能；could可以，can的过去式。根据“It’s not polite to talk to others like that.”可知，说话者强调道歉是必要且义务的行为，因此应使用表示强烈义务的情态动词must。故选A。 6．（24-25八年级下·甘肃庆阳·期末）—Mum, it’s too hot. ________ I swim in the lake with my friends? —No, you ________. That’s too dangerous! A．Could; mustn’t B．Need; couldn’t C．Must; needn’t D．Should; can’t 【答案】A 【详解】句意：——妈妈，天太热了。我可以和朋友们在湖里游泳吗？  ——不，你不准。那太危险了！ 考查情态动词用法辨析。Could可以，用于委婉请求；mustn’t不准，表禁止；Need需要；couldn’t不能；Must必须；needn’t不必；Should应该；can’t不能。第一空用“Could”表委婉请求许可，第二空因湖里游泳危险，应用“mustn’t”表禁止。故选A。 7．（24-25八年级下·天津滨海新·期中）The dictionary ________ Tom’s because his name is on it. A．mustn’t be B．must be C．can be D．can’t be 【答案】B 【详解】句意：这本字典一定是汤姆的，因为上面有他的名字。 考查情态动词。mustn’t be一定不是；must be一定是；can be可能是；can’t be不可能是。根据“because his name is on it”可知，因为有他的名字在上面，所以此处表示肯定推测，用must be。故选B。 8．（25-26八年级下·江苏宿迁·期中）—Look! It ________ be Mr. Wang. —No, it ________ be him. He has gone abroad. A．may; mustn’t B．must; may not C．must; can’t D．can; may not 【答案】C 【详解】句意：——看！那一定是王先生。——不，不可能是他。他已经出国了。 考查情态动词的用法。may可能；mustn’t禁止；must一定；may not不得；can’t不可能；can能。根据“Look! It…be Mr. Wang.”可知，说话者看到某人，认为那很可能是王先生，表达一种高度确定的推测，应使用must，表示“一定”；根据答语“He has gone abroad.”可知，他已出国，因此不可能是他，否定推测用can’t。故选C。 9．（24-25八年级上·北京通州·期末）—Can I use your computer for games now, Mum? —No, you ________. You must finish your homework first. A．mustn’t B．can’t C．couldn’t D．needn’t 【答案】B 【详解】句意：——妈妈，我现在可以用你的电脑玩游戏吗？——不，你不能。你必须先完成你的作业。 考查情态动词辨析。mustn’t禁止；can’t不能；couldn’t不能，过去式；needn’t不必。根据“Can I...?”的一般疑问句否定回答习惯，用can’t表示“不可以”，强调不允许。故选B。 10．（24-25八年级下·北京密云·期末）—________ I use your dictionary, Tina? —Of course, you can. Here it is. A．Should B．Must C．Need D．Can 【答案】D 【详解】句意：——蒂娜，我可以用一下你的字典吗？——当然可以。给你。 考查情态动词辨析。should应该；must必须；need需要；can可以。根据答句“Of course, you can.”可知，问句是在请求对方许可使用字典，应用“can”，故选D。 11．（24-25八年级下·安徽合肥·期中）—Could we read storybooks right now? —No, you ________. You must finish the work first. A．needn’t B．won’t C．mustn’t D．can’t 【答案】D 【详解】句意：——我们可以马上读故事书吗？——不，你们不能。你们必须先完成工作。 考查情态动词辨析。needn’t没有必要；won’t不会；mustn’t禁止；can’t不能，不可以。Could we do sth?表示委婉提出请求，根据“No, you...You must finish the work first.”可知，后者拒绝了前者的请求。故选D。 12．（24-25八年级下·江苏扬州·期中）—Must I return the book this week? —No, you ________. You can ________ it for two weeks. A．needn’t; keep B．needn’t; borrow C．mustn’t; keep D．mustn’t; borrow 【答案】A 【详解】句意：——我必须这周还书吗？——不，你不必。你可以保留它两周。 考查动词辨析。mustn’t不行，表禁止；needn’t不需要，不必；keep保留，延续性动词；borrow借入，非延续性动词。根据“Must I”可知，must开头的一般疑问句，其否定回答用needn’t，表示“不需要，不必”；根据“for two weeks”可知，此处表示动作持续一段时间，应用延续性动词keep表示“保留”。故选A。 13．（24-25八年级下·江苏无锡·期中）— What do you think we can do for our aged grandparents? — You ________ do anything but be with them as much as possible. A．needn’t B．may not C．wouldn’t D．mustn’t 【答案】A 【详解】句意：——你认为我们能为年迈的祖父母做些什么？——你什么都不用做，只要尽可能多地和他们在一起。 考查情态动词辨析。needn’t不需要；may not可能不；wouldn’t不会；mustn’t禁止。根据“but be with them as much as possible.”可知，此处指不需要做什么事情。故选A。 14．（24-25八年级下·北京·期中）—Mr. White, must I hand in my homework now? —No, you ________. You can give it to me tomorrow. A．mustn’t B．shouldn’t C．won’t D．needn’t 【答案】D 【详解】句意：——怀特先生，我现在必须交作业吗？——不，你不必。你可以明天交给我。 考查情态动词。mustn’t禁止；shouldn’t不应该；won’t不会；needn’t不需要；不必。根据“You can give it to me tomorrow.”可知不必今天交，用needn’t。故选D。 15．（24-25八年级下·江西吉安·期末）Nowadays, people in China________ too much cash with them when shopping because they often use Alipay or WeChat pay. A．needn’t B．mustn’t C．shouldn’t D．can’t 【答案】A 【详解】句意：如今，中国人购物时不需要太多的现金，因为他们经常使用支付宝或微信支付。 考查情态动词。needn’t不必；mustn’t禁止；shouldn’t不应该；can’t不能够。根据“because they often use Alipay or WeChat pay”可知，因为经常使用支付宝或微信支付，所以不必带太多钱。故选A。 16．（24-25八年级下·江苏泰州·期末）Smart locks are becoming more and more popular because we ________ take keys with us. A．can’t B．needn’t C．mustn’t D．shouldn’t 【答案】B 【详解】句意：智能锁正变得越来越受欢迎，因为我们无需随身携带钥匙了。 考查情态动词。can’t不能；needn’t无需；mustn’t禁止；shouldn’t不应该。根据“Smart locks are becoming more and more popular because we…take keys with us.”可知，此处表达智能锁让人们没必要再随身带钥匙，用needn’t。故选B。 17．（24-25八年级下·江苏连云港·期中）Because of the rainstorm, we ________ leave early. A．have to B．may C．can D．might 【答案】A 【详解】句意：因为暴雨，我们不得不早点离开。 考查情态动词。have to不得不；may可能；can能够；might可能。根据“Because of the rainstorm”可知，暴雨是客观原因，导致“不得不”提前离开，强调必要性而非可能性。故选A。 18．（24-25八年级下·江苏无锡·期中）—When will you leave for the airport? I can drive you there. —Thank you, but you _____. I will take the underground to avoid heavy traffic. A．don’t have to B．mustn’t C．can’t D．shouldn’t 【答案】A 【详解】句意：——你什么时候去机场？我可以开车送你去。——谢谢你，但你不用送我。我会坐地铁以避开拥堵。 考查情态动词词义辨析。don’t have to不必；mustn’t禁止；can’t不能；shouldn’t不应该。根据“I will take the underground to avoid heavy traffic.”可知，此处表示“你不用送我”，符合don’t have to的含义。故选A。 19．（24-25八年级下·江苏南通·期中）You must feel very tired after two hours’ waiting at the crossroads. Actually, you ________ stand all the time. You can find a place to be seated for a rest. A．mustn’t B．don’t have to C．can’t D．shouldn’t 【答案】B 【详解】句意：在十字路口等了两个小时，你一定很累了。其实，你不必一直站着。你可以找个地方坐下休息。 考查情态动词的用法。mustn’t禁止；don’t have to不必；can’t不能；shouldn’t不应该。根据题干后半句“You can find a place to be seated for a rest（你可以找个地方坐下休息）”可知，此处表达的是“不需要一直站着”，强调“没有义务或必要性”，而非“禁止”或“能力不足”。don’t have to表示“不必”，符合语境，故选B。 20．（24-25八年级下·江西南昌·期中）Hey! My kids, we ________ take it too seriously—just for fun! A．should B．don’t have to C．must D．mustn’t 【答案】B 【详解】句意：嘿！我的孩子们，我们没必要把这事太当真，就是玩玩而已！ 考查情态动词辨析。should应该；don’t have to没必要；must必须；mustn’t禁止。根据“just for fun”可知，没必要太当真。故选B。 21．（25-26八年级下·全国·课后作业）—My back hurts badly. —You’d better ________ a doctor as soon as possible. A．see B．to see C．seeing D．saw 【答案】A 【详解】句意：——我的背疼得厉害。——你最好尽快去看医生。 考查情态动词。固定句型“had better do sth.”意为“最好做某事”，后接动词原形。故选A。 22．（24-25七年级下·全国·课后作业）—It is raining outside. You’d better ________ out. —OK, Mum. A．go B．not to go C．not go D．goes 【答案】C 【详解】句意：——外面在下雨。你最好不要出去。——好的，妈妈。 考查情态动词。结合上文“It is raining outside.”可知，此处指外面下雨，最好不要出去，“had better not do sth”表示“最好不要做某事”，“had better not”后接动词原形。故选C。 23．（24-25八年级下·重庆·期中）—Tina, I need your help. I have trouble ________ math.   —Well, you’d better ________ to the teacher very carefully in class. A．learning; listen B．learning; to listen C．learn; listen D．learn; to listen 【答案】A 【详解】句意：——蒂娜，我需要你的帮助。我学数学有困难。——嗯，你最好在课堂上认真听老师讲课。 考查动词短语辨析。根据“Tina, I need your help. I have trouble…math. ”可知，此处指的是学数学有困难，have trouble doing sth“做某事有困难”，固定短语；根据“Well, you’d better…to the teacher very carefully in class.”可知，此处指的是最好认真听课。had better do sth“最好做某事”，固定短语。故选A。 24．（2025八年级下·云南·专题练习）—I have a sore throat. What should I do? —You’d better ________ some hot tea with honey. A．drink B．to drink C．drinking D．drank 【答案】A 【详解】句意：——我喉咙痛。我该怎么办？——你最好喝点加蜂蜜的热茶。 考查非谓语动词。drink喝，动词原形；to drink动词不定式；drinking动名词或现在分词；drank过去式。had better do sth“最好做某事”，固定用法。故选A。 25．（23-24八年级下·上海浦东新·期中）Pansy got very sick yesterday afternoon. She’d better ______ to see the doctor. A．not go B．not to go C．go D．to go 【答案】C 【详解】句意：潘西昨天下午病得很厉害。她最好去看医生。 考查had better用法。根据上文“Pansy got very sick yesterday afternoon.”可知，潘西昨天下午病得很厉害，所以此处是指她最好去看医生，排除A和B；had better do sth.“最好做某事”，固定搭配，所以这里应用动词原形。故选C。 二．改写句子 1．（25-26八年级下·吉林·课后作业）You should drink some water. (改为否定句) You drink water. 【答案】 shouldn’t any 【详解】句意：你应该喝一些水。原句中should是情态动词，改为否定句时，直接在should后加not，缩写为shouldn’t；同时否定句中some要改为any。故填shouldn’t；any。 2．（25-26八年级上·江苏南京·单元测试）We should protect the old buildings. (改为一般疑问句) we the old buildings? 【答案】 Should protect 【详解】句意：我们应该保护古建筑。句子含有情态动词should，改为一般疑问句时，将情态动词should提前即可，后面要接动词原形。故填Should；protect。 3．（25-26八年级上·四川达州·期中）Could you please sweep the floor? (改为否定句) Could you please the floor? 【答案】 not sweep 【详解】句意：请你扫地好吗？could是情态动词，改为否定句在后面加not，后跟动词原形。故填not；sweep。 4．（25-26八年级上·湖南·课后作业）Can you buy some food for lunch? (换一种更有礼貌的表达) you some food for lunch? 【答案】 Could please buy 【详解】句意：你能买些午饭吃的食物吗？原句是以Can开头的一般疑问句，换一种更礼貌的表达常用Could you please do sth.意为“请你做某事好吗？”。故填Could；please；buy。 5．（25-26八年级上·全国·课后作业）How about going out for dinner with Grandpa?（用could改写句子） we for dinner with Grandpa? 【答案】 Could go out 【详解】句意：和爷爷出去吃晚餐怎么样？“How about doing sth.?” 表示提建议，可用“Could we do sth.?” 结构改写，“go out”保持不变。故填Could；go；out。 三．完成句子 1．（25-26八年级下·全国·课后作业）父母应该鼓励孩子尝试新事物。 Parents should their children new things. 【答案】 encourage to try 【详解】句意：父母应该鼓励孩子尝试新事物。根据中英文对照可知，此处缺少“鼓励”和“尝试”的表达。“鼓励某人做某事”的固定搭配是encourage sb to do sth；“尝试”用try表达。情态动词should后接动词原形，故填encourage；to；try。 2．（25-26八年级下·全国·单元测试）你最好去看牙医，可能需要拍X光片。 You should see a dentist. You an X-ray. 【答案】might need/may need 【详解】根据中英文对照可知，此处缺少“可能需要”的表达。“可能需要”可以用might need或may need来表达，might和may都表示“可能”，用于对不确定情况的推测，其中might语气更委婉，may语气相对直接，两者都符合语境；need后接名词短语“an X-ray”，符合句子结构，故填might need/may need。 3．（25-26八年级下·全国·单元测试）你现在应该避免喝汽水。 You should soft drinks for now. 【答案】avoid drinking 【详解】根据中英文对照可知，此处缺少“避免喝”的表达。“避免做某事”固定用法是avoid doing sth.，should后接动词原形，“喝”用动词drink，其动名词形式为drinking，符合句子结构和语境，故填avoid drinking。 4．（25-26八年级下·全国·单元测试）你下次不应该吃这么多了。 You eat so much next time. 【答案】shouldn’t 【详解】根据中英文对照可知，此处缺少“不应该”的表达。“shouldn’t”是“should not”的缩写，意为“不应该”，符合句子“你下次不应该吃这么多了”的语境。故填shouldn’t。 5．（25-26八年级下·全国·课后作业）过马路时一定要小心，看好来往车辆。 You must when crossing the road, and watch out for the traffic. 【答案】 be careful 【详解】根据中英文对照可知，空处意为“小心”。“小心”的英文表达为“be careful”。情态动词“must”后需接动词原形，故填be；careful。 一．语法填空 （23-24八年级下·湖南株洲·期中）阅读下面的材料，在空白处填入适当的内容（限1个单词）或括号内单词的正确形式，使句子通顺完整。 In the town there was a girl called Alina. One day, on the way home, she saw 1 sad, homeless little dog. Alina thought she needed to help. She called a friendly group called Best Friends. They were experts (专家) at saving animals. With their help, Alina saved the dog and 2 (name) him Buddy. She cared for the dog 3 (careful) , and they became the 4 (good) friends. she decided to help other animals too. Soon, she became a volunteer at Best Friends and 5 (meet) more animals. “I always want to do something helpful, so why not 6 (work) for animals?” said Alina, “and for me, volunteering for dogs is 7 (good) way to do that. The workers there are really helpful, and it’s nice to find homes 8 animals.” Alina helped the animals with 9 (she) hard work, and her story showed that we can do a job 0 (make) a big difference. 【答案】1．a   2．named 3．carefully    4．best 5．met 6．work 7．the best   8．for 9．her 10．to make 【导语】本文主要讲述了阿丽娜在救助一只流浪狗后，她开始帮助其他动物，并成为一名志愿者。 1．句意：一天，在回家的路上，她看到一只悲伤的、无家可归的小狗。根据“she saw...sad, homeless little dog”可知，此处泛指一只小狗，且sad首字母发辅音音素，故填a。 2．句意：在他们的帮助下，阿丽娜救了这只狗，并给它起名叫巴迪。根据“saved”可知，句子用一般过去时；name动词，“命名”，过去式为named，故填named。 3．句意：她细心地照顾这只狗，他们成了最好的朋友。根据“She cared for the dog”可知，此处用副词修饰动词，careful细心的，形容词，副词为carefully“认真地，细心地”，故填carefully。 4．句意：她细心地照顾这只狗，他们成了最好的朋友。good好的，根据“the”可知此处用good的最高级best“最好的”，故填best。 5．句意：很快，她成为了“最好的朋友”的志愿者，遇到了更多的动物。根据“she became a volunteer at Best Friends ”及“and”可知此处用一般过去时，meet遇到，过去式为met，故填met。 6．句意：为什么不为动物工作呢？ why not do sth“为什么不做某事”，work工作，动词，故填work。   7．句意：对我来说，和最好的朋友一起做志愿者是最好的方式。根据“volunteering with Best Friends is...way to do that”可知，空处用形容词最高级形式，good“好的”，the best最高级形式，故填the best。 8．句意：能为动物找到永远的家真是太好了。根据“it’s nice to find forever homes...animals”可知，此处填介词for“为了”，故填for。 9．句意：阿丽娜用她的辛勤工作帮助了动物们，她的故事表明，我们可以做一份工作来产生巨大影响。根据“with...hard work”可知，此处用形容词性物主代词修饰名词，表示“她的辛勤工作”，she她，主格，对应的形容词性物主代词为her“她的”，故填her。 10．句意：阿丽娜用她的辛勤工作帮助了动物们，她的故事表明，我们可以做一份工作来产生巨大影响。make a big difference产生巨大影响，根据“do a job...a big difference”可知，此处用不定式表目的，故填to make。 二．选词填空 （24-25八年级下·河南郑州·期中）阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 exciting     as      understand     difficult      though      stand      high      real        movie      give Thanks to a wonderful movie, lots of foreigners now know and like a Chinese hero! The movie Ne Zha: Demon Child Conquers the Sea, also called Ne Zha 2, is very popular in China and around the world. It becomes the cartoon movie with the 1 box office (票房) in the world. The story in Ne Zha is 2 and it comes from an old Chinese story. It is about Ne Zha and his friend Ao Bing working together to stop a bad plan. When Ne Zha was born, people in his town were scared very much. But he didn’t let this stop him and decided to fight. Luckily, his parents loved him, and Ao Bing 3 by him. Together, they faced many 4 . People all over the world like the 5 story and action. Max from Russia said on the Internet, “The part when the characters fight in Chen Tang Guan is 6 great.” Rachel from the US told Cover News. “What I learned from the movie is that power (力量) is not just about being strong, but also about never 7 up.” However, some people from other countries can’t 8 parts of the movie. They ask questions like why Taiyi Zhenren rides a pig and what “Heavenly Tribulation” (天劫) means. 9 these questions make people confused (困惑的), some foreigners call the movie “the Chinese Marvel”. They think of Ne Zha 10 a hero in a Western way. Many of them have started to learn more about old Chinese stories. Ne Zha is a hero that brings Chinese culture to the world! 【答案】1．highest 2．exciting 3．stood 4．difficulties 5．movie’s 6．really 7．giving 8．understand 9．Though 10．as 【导语】本文是一篇说明文，主要讲述了电影《哪吒之魔童闹海》在国内外受欢迎的情况。 1．句意：它成为了世界上票房最高的动画电影。此处需要一个形容词最高级修饰“box office”，表示“最高的票房”，“high”的最高级是“highest”，符合语境说电影票房成绩突出。故填highest。 2．句意：《哪吒》里的故事很精彩，它源自一个古老的中国故事。系动词“is”后接形容词作表语，形容故事，“exciting”（令人兴奋的；精彩的）符合描述故事吸引人的语境。故填exciting。 3．句意：幸运的是，他的父母爱他，敖丙也支持他。“stand by”表示“支持；站在……一边”，即敖丙支持哪吒，文章是一般过去时，stand的过去式是“stood”。故填stood。 4．句意：他们一起面临许多困难。“many”后接可数名词复数，“difficult”的名词形式“difficulty”（困难）的复数“difficulties”符合语境，说面临诸多挑战。故填difficulties。 5．句意：全世界的人喜欢这部电影的故事和动作场面。此处修饰“story and action”，用“movie”的所有格形式“movie’s”，表示所属关系。故填movie’s。 6．句意：俄罗斯的马克斯在网上说：“角色在陈塘关战斗的片段真的很棒。修饰形容词“great”要用副词，“real”的副词形式“really”（真正地；非常）符合语境强调片段精彩的程度。故填really。 7．句意：我从这部电影中学到的是，力量不仅关于强大，还关于永不放弃。“give up”（放弃），“about”是介词，后接动名词，give的动名词是“giving”。故填giving。 8．句意：然而，其他国家的一些人不能理解电影的部分内容。“can’t”是情态动词，后接动词原形，“understand”（理解）符合语境，说外国观众对电影部分内容存在理解障碍。故填understand。 9．句意：尽管这些问题让人们困惑，但一些外国人称这部电影为“中国的漫威电影”。引导让步状语从句，“though”（尽管；虽然）符合语境，体现前后语义转折，句首首字母大写。故填Though。 10．句意：他们以西方的方式把哪吒视为英雄。“think of...as...”（把……视为……）是固定搭配，表达对哪吒的看法，把哪吒视为英雄。故填as。 1 / 12 学科网（北京）股份有限公司 $ Unit 3 What makes a great team？ 核心语法精练（情态动词） 目录 A 考点概览·知识回顾 1 B 考点夯基·专项突破 3 一．单项选择 3 二．改写句子 8 三．完成句子 9 C 综合攻坚·能力跃升 10 一．语法填空 10 二．选词填空 11 情态动词should、must、can、need、have to与had better 情态动词本身有词义,表示说话人对有关行为或事物的态度和看法,不能独立作谓语,一般和实义动词原形一起构成谓语,并放在实义动词原形前。 一．情态动词及其用法 情态动词及其用法 例句 should意为“应当”,表示建议或劝告,有“劝说”或“敦促”的含义,否定式为should not/shouldn't。 You should talk to your parents about your feelings. 你应该和你父母谈谈你的感受。 had better意为“最好”,表示劝告或建议,一般不用于疑问句中,否定式为had better not。 You had better not tell Oliver. 你最好不要告诉Oliver。 (1)can表示请求许可或给予许可,could也有此用法,语气比can更委婉;否定式cannot/can't表示“不能,不可以”,语气弱于must not。 (2)can/could均可表示能力,could是can的过去式,可以表示过去的能力。 一般情况下,以can开头的一般疑问句,肯定回答用can,否定回答用can't。 —Can I borrow your bike? 我可以借你的自行车吗? —Yes, you can. 是的,你可以。 —No, you can't. 不,你不可以。 Can you type?你会打字吗? When I was young, I could climb any tree in the forest. 年轻时,森林里的树我都能爬上去。 must表示“必须”,否定式must not/mustn't表示“不应该,禁止”,是强有力的劝告或命令。 由must引导的一般疑问句,肯定回答用must,否定回答用needn't/don't have to,表示“不必,没有必要”。 All passengers must wear seat belts. 所有乘客都必须系安全带。 Cars must not park in front of the entrance. 车辆不得停在入口处。 —Must I clean the room this afternoon?我必须今天下午打扫房间吗? —Yes, you must. 是的,你必须。 —No, you needn't/don't have to. 不,你不必。 have to表示“不得不,必须”,否定式do not/don't have to表示“不必,没有必要”(=needn't)。 You don't have to worry about them any more. 你再也不必为他们发愁了。 need表示“必须,需要”,一般用于否定句和疑问句中,否定式need not/needn't表示“不需要,不必”。一般情况下,以need开头的一般疑问句,肯定回答用must,否定回答用needn't。 —Need I put the umbrella outside? 我需要把雨伞放在外面吗? —Yes, you must. 是的,你必须(放在外面)。 —No, you needn't. 不,你不必(放在外面)。 shall用于第一、三人称的疑问句中时,表示征求对方的意见或提出建议。 Shall I answer the telephone for you? 要我替你接电话吗? Let's begin now, shall we? 咱们现在开始,好吗? 二．must与have to 区别 例句 must侧重于说话者的主观看法,认为有必要或有义务去做某事;have to侧重于客观需要,含有“不得不,被迫”之意。 You must be back before 10 o'clock.你必须在10点之前返回。(叮嘱或命令) You have to be back before 10 o'clock because the train is to leave at 10:05.你必须在10点之前返回,因为火车10:05开。(客观需要) must没有人称、时态和数的变化,而have to有。 The old man has to live alone because his son works in another city. 那位老人不得不独自生活,因为他的儿子在另一个城市工作。 注意need还可作行为动词,表示“需要”,有时态、人称和数的变化,常用于need to do sth结构中,用于否定句和疑问句中时需要借助助动词。 You don't need to stay here all the time. 你不必一直待在这里。 一．单项选择 1．（25-26八年级下·全国·课后作业）Your personal information is very valuable. You ________ be so careless to share your ID number and bank details online. A．might B．shouldn’t C．needn’t D．mustn’t 2．（25-26八年级下·全国·单元测试）—Mom, I have a stomachache. —Let’s go to the hospital. You ________ eat ice-cream in winter. A．wouldn’t B．shouldn’t C．needn’t D．don’t have to 3．（25-26八年级下·全国·课后作业）—We are going to visit the National Museum of China. —Great! We ________ follow some rules there so that others can enjoy their visit. A．should B．may C．have to D．could 4．（25-26八年级下·全国·开学考试）You ________ cross the road when the traffic lights are red. It’s very dangerous to do so. A．mustn’t B．needn’t C．wouldn’t D．couldn’t 5．（25-26八年级下·全国·开学考试）You ________ apologize to your classmate for your rude words. It’s not polite to talk to others like that. A．must B．can C．may D．could 6．（24-25八年级下·甘肃庆阳·期末）—Mum, it’s too hot. ________ I swim in the lake with my friends? —No, you ________. That’s too dangerous! A．Could; mustn’t B．Need; couldn’t C．Must; needn’t D．Should; can’t 7．（24-25八年级下·天津滨海新·期中）The dictionary ________ Tom’s because his name is on it. A．mustn’t be B．must be C．can be D．can’t be 8．（25-26八年级下·江苏宿迁·期中）—Look! It ________ be Mr. Wang. —No, it ________ be him. He has gone abroad. A．may; mustn’t B．must; may not C．must; can’t D．can; may not 9．（24-25八年级上·北京通州·期末）—Can I use your computer for games now, Mum? —No, you ________. You must finish your homework first. A．mustn’t B．can’t C．couldn’t D．needn’t 10．（24-25八年级下·北京密云·期末）—________ I use your dictionary, Tina? —Of course, you can. Here it is. A．Should B．Must C．Need D．Can 11．（24-25八年级下·安徽合肥·期中）—Could we read storybooks right now? —No, you ________. You must finish the work first. A．needn’t B．won’t C．mustn’t D．can’t 12．（24-25八年级下·江苏扬州·期中）—Must I return the book this week? —No, you ________. You can ________ it for two weeks. A．needn’t; keep B．needn’t; borrow C．mustn’t; keep D．mustn’t; borrow 13．（24-25八年级下·江苏无锡·期中）— What do you think we can do for our aged grandparents? — You ________ do anything but be with them as much as possible. A．needn’t B．may not C．wouldn’t D．mustn’t 14．（24-25八年级下·北京·期中）—Mr. White, must I hand in my homework now? —No, you ________. You can give it to me tomorrow. A．mustn’t B．shouldn’t C．won’t D．needn’t 15．（24-25八年级下·江西吉安·期末）Nowadays, people in China________ too much cash with them when shopping because they often use Alipay or WeChat pay. A．needn’t B．mustn’t C．shouldn’t D．can’t 16．（24-25八年级下·江苏泰州·期末）Smart locks are becoming more and more popular because we ________ take keys with us. A．can’t B．needn’t C．mustn’t D．shouldn’t 17．（24-25八年级下·江苏连云港·期中）Because of the rainstorm, we ________ leave early. A．have to B．may C．can D．might 18．（24-25八年级下·江苏无锡·期中）—When will you leave for the airport? I can drive you there. —Thank you, but you _____. I will take the underground to avoid heavy traffic. A．don’t have to B．mustn’t C．can’t D．shouldn’t 19．（24-25八年级下·江苏南通·期中）You must feel very tired after two hours’ waiting at the crossroads. Actually, you ________ stand all the time. You can find a place to be seated for a rest. A．mustn’t B．don’t have to C．can’t D．shouldn’t 20．（24-25八年级下·江西南昌·期中）Hey! My kids, we ________ take it too seriously—just for fun! A．should B．don’t have to C．must D．mustn’t 21．（25-26八年级下·全国·课后作业）—My back hurts badly. —You’d better ________ a doctor as soon as possible. A．see B．to see C．seeing D．saw 22．（24-25七年级下·全国·课后作业）—It is raining outside. You’d better ________ out. —OK, Mum. A．go B．not to go C．not go D．goes 23．（24-25八年级下·重庆·期中）—Tina, I need your help. I have trouble ________ math.   —Well, you’d better ________ to the teacher very carefully in class. A．learning; listen B．learning; to listen C．learn; listen D．learn; to listen 24．（2025八年级下·云南·专题练习）—I have a sore throat. What should I do? —You’d better ________ some hot tea with honey. A．drink B．to drink C．drinking D．drank 25．（23-24八年级下·上海浦东新·期中）Pansy got very sick yesterday afternoon. She’d better ______ to see the doctor. A．not go B．not to go C．go D．to go 二．改写句子 1．（25-26八年级下·吉林·课后作业）You should drink some water. (改为否定句) You drink water. 2．（25-26八年级上·江苏南京·单元测试）We should protect the old buildings. (改为一般疑问句) we the old buildings? 3．（25-26八年级上·四川达州·期中）Could you please sweep the floor? (改为否定句) Could you please the floor? 4．（25-26八年级上·湖南·课后作业）Can you buy some food for lunch? (换一种更有礼貌的表达) you some food for lunch? 5．（25-26八年级上·全国·课后作业）How about going out for dinner with Grandpa?（用could改写句子） we for dinner with Grandpa? 三．完成句子 1．（25-26八年级下·全国·课后作业）父母应该鼓励孩子尝试新事物。 Parents should their children new things. 2．（25-26八年级下·全国·单元测试）你最好去看牙医，可能需要拍X光片。 You should see a dentist. You an X-ray. 3．（25-26八年级下·全国·单元测试）你现在应该避免喝汽水。 You should soft drinks for now. 4．（25-26八年级下·全国·单元测试）你下次不应该吃这么多了。 You eat so much next time. 5．（25-26八年级下·全国·课后作业）过马路时一定要小心，看好来往车辆。 You must when crossing the road, and watch out for the traffic. 一．语法填空 （23-24八年级下·湖南株洲·期中）阅读下面的材料，在空白处填入适当的内容（限1个单词）或括号内单词的正确形式，使句子通顺完整。 In the town there was a girl called Alina. One day, on the way home, she saw 1 sad, homeless little dog. Alina thought she needed to help. She called a friendly group called Best Friends. They were experts (专家) at saving animals. With their help, Alina saved the dog and 2 (name) him Buddy. She cared for the dog 3 (careful) , and they became the 4 (good) friends. she decided to help other animals too. Soon, she became a volunteer at Best Friends and 5 (meet) more animals. “I always want to do something helpful, so why not 6 (work) for animals?” said Alina, “and for me, volunteering for dogs is 7 (good) way to do that. The workers there are really helpful, and it’s nice to find homes 8 animals.” Alina helped the animals with 9 (she) hard work, and her story showed that we can do a job 0 (make) a big difference. 二．选词填空 （24-25八年级下·河南郑州·期中）阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 exciting     as      understand     difficult      though      stand      high      real        movie      give Thanks to a wonderful movie, lots of foreigners now know and like a Chinese hero! The movie Ne Zha: Demon Child Conquers the Sea, also called Ne Zha 2, is very popular in China and around the world. It becomes the cartoon movie with the 1 box office (票房) in the world. The story in Ne Zha is 2 and it comes from an old Chinese story. It is about Ne Zha and his friend Ao Bing working together to stop a bad plan. When Ne Zha was born, people in his town were scared very much. But he didn’t let this stop him and decided to fight. Luckily, his parents loved him, and Ao Bing 3 by him. Together, they faced many 4 . People all over the world like the 5 story and action. Max from Russia said on the Internet, “The part when the characters fight in Chen Tang Guan is 6 great.” Rachel from the US told Cover News. “What I learned from the movie is that power (力量) is not just about being strong, but also about never 7 up.” However, some people from other countries can’t 8 parts of the movie. They ask questions like why Taiyi Zhenren rides a pig and what “Heavenly Tribulation” (天劫) means. 9 these questions make people confused (困惑的), some foreigners call the movie “the Chinese Marvel”. They think of Ne Zha 10 a hero in a Western way. Many of them have started to learn more about old Chinese stories. Ne Zha is a hero that brings Chinese culture to the world! 1 / 12 学科网（北京）股份有限公司 $