Unit 2 Great minds 语法Grammar 动词不定式-2025-2026学年九年级英语上册单元重难点易错题精练（沪教牛津版）

班级 姓名 学号 分数 Unit 2 Great minds 非谓语动词之动词不定式 （时间：60分钟，满分：100分） 1、 单项选择(本大题共40小题，每小题1.5分，共60分) 1．The government is developing new plans ________ ancient buildings. A．protect B．to protect C．protects D．protected 2．—Why didn’t you hang out with us? —I was made ________ with chores at home. A．help B．to help C．helped D．helping 3．The police officer ran into the room ________ a little girl. A．to save B．save C．saving D．saved 4．We should build on past achievements and work together ________ a better world. A．make B．making C．made D．to make 5．If you expect ________ the competition, you must put your heart into training every day. A．win B．to win C．winning D．won 6．My mother told me _______ too much TV. A．not watch B．not to watch C．watch not D．to not watch 7．—I’m sorry I _______ my homework at home. —Don’t forget _______ it to school tomorrow. A．left; to bring B．forgot; to take C．left; bringing D．forgot; taking 8．“ClimateGPT” is used ________ people with a good understanding of weather conditions. A．provides B．providing C．provided D．to provide 9．The teacher asked us ________ quietly in the library. A．speak B．spoke C．speaking D．to speak 10．—What else should we pay attention to ________ our grades during the exam? —Thinking and writing more carefully. A．improving B．to improve C．improve D．improved 11．We can’t afford ________ any longer, or we’ll miss the plane. A．waiting B．to wait C．waited D．wait 12．He won’t dare ________ his promise. A．broke B．to break C．breaking D．breaks 13．—Can you tell me why Tao Yuanming’s works are popular? —His works allow us ______a close understanding of the nature. A．have B．had C．having D．to have 14．Jack will join a summer camp he’s looking forward to _______ different kinds of abilities, A．develop B．develops C．developing D．to develop 15．I really hope ________a good high school to get further education. A．enter B．entered C．entering D．to enter 16．Our kind headteacher always encourages us, especially the students facing the Senior High School Entrance Exam, ______ hard and fight for our dreams. A．working B．work C．to work 17．Mr. Green tried his best ________ his students understand the difficult math problem. A．help B．helped C．to help D．helping 18．_______ online scams, police, banks and tech businesses need to work together more. A．Fight B．Fighting C．To fight D．Fought 19．People are cutting down trees for wood ________ space for farming. A．make B．makes C．made D．to make 20．The World Earth Day is a day that reminds people ________ the earth. A．to protect B．protect C．protected D．protecting 21．Students are expected ________ Yunnan’s old history and special culture. A．learn B．to learn C．learning D．learned 22．Mom prefers ________ at home rather than go out for a walk on rainy days. A．rest B．to rest C．resting D．rested 23．We often hear the girl ________ in the next room. A．sing B．to sing C．singing D．sings 24．Frank refused ________ on his dreams, no matter how many challenges he would face. A．giving up B．give up C．gave up D．to give up 25．Ms. Li always makes her teaching plans attractive ________ her students. A．encourage B．encouraged C．encouraging D．to encourage 26．When the number of visitors in Nanjing Museum becomes larger at weekends, the Volunteer Club is willing to do something ________ everything in order. A．to keep B．kept C．keeping D．to keeping 27．Our English teacher often asks us ________ questions in groups in class. A．discuss B．discussed C．discussing D．to discuss 28．After seeing the thief ________ the door, the girl called 110 at once. A．to close B．closing C．closed D．close 29．That actor was so funny that he made all people in the hall ________. A．laugh B．laughed C．to laugh D．laughing 30．Every May we expect ________ many Jacarandas (蓝花楹) in Kunming. A．enjoy B．to enjoy C．enjoying D．enjoys 31．—Excuse me, can you tell me how to ________ the stress from the exams? —Of course. You can talk to your parents or teachers. A．reduce B．reducing C．to reduce D．reduced 32．Last weekend Tom went to the library ________ some books on music. A．borrow B．borrowed C．to borrow D．borrowing 33．The Torch Festival is a special day for the Yi people ________ a hero. A．remembering B．remember C．to remember D．remembered 34．He is too old ________the box. A．to carry B．carrying C．carry D．carries 35．It is important ________ our traditional culture through various activities. A．protect B．protecting C．to protect D．protected 36．The teacher encouraged the students ________ part in the writing competition. A．take B．to take C．taking D．took 37．Scientists are trying ________ new energy vehicles that are more efficient and environmentally friendly. A．developing B．to develop C．developed D．develop 38．—You can hardly imagine how hard Tom practised ______ the P.E. exam. —Oh, I see him running alone in the playground every day. A．pass B．passing C．to pass D．passed 39．Do you intend ________ in China for long, Tony? A．to stay B．stay C．stayed D．staying 40．My parents often tell me ______ late for school. A．don’t be B．not be C．not to be D．to not be 二、单词拼写(本大题共20小题，每小题2分，共40分) 41．Students are asked (do) this task by themselves. 42．Jim doesn’t know how (fix) up his TV. 43．What great fun it is (chat) with my friends on the Internet! 44．The boss warned the waitress not to (service) the customers rudely. 45．I think it is a good idea (taste) Huaiyang Cuisine at one of the local restaurants. 46．My headteacher always encourages me (follow) my passion and step outside my comfort zone. 47．What a pity it is (find) that Ma Long has to retire because of a serious injury! 48．With the development of science, it’s easy for us (imagine) living on Mars. 49．The exciting news made the students (cheer) excitedly. 50．Always pretending (understand) what he actually doesn’t know makes him a fool. 51．We’ll hold a meeting to opinions and share experience. (change) 52．Our English teacher always encourages us (speak) English as much as possible in class. 53． (protect) students’ eyesight, the school has changed the break time from 10 minutes to 15 minutes. 54．My English teacher always encourages me with my classmates in English. (communicate) 55．Students planted many trees in the park (make) the environment more beautiful. 56．Students read a lot of books (discover) new knowledge and ideas. 57．It’s hard to new words without understanding the meanings. (memory) 58．Our teacher often reminds us (turn) off the lights when leaving the classroom. 59．Don’t you know it often takes your mother hours (satisfy) your sweet tooth? 60．Be careful! Never let such a foolish thing (happen) again during your test. 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $$ 班级 姓名 学号 分数 Unit 2 Great minds 非谓语动词之动词不定式 （时间：60分钟，满分：100分） 1、 单项选择(本大题共40小题，每小题1.5分，共60分) 1．The government is developing new plans ________ ancient buildings. A．protect B．to protect C．protects D．protected 【答案】B 【详解】句意：政府正在制定新计划以保护古建筑。 考查非谓语动词。根据“The government is developing new plans...ancient buildings.”可知，制定新计划是为了保护古建筑，故此处应用动词不定式作目的状语，故空格处需用to protect。故选B。 2．—Why didn’t you hang out with us? —I was made ________ with chores at home. A．help B．to help C．helped D．helping 【答案】B 【详解】句意：——你为什么不和我们一起玩？——我被迫在家帮忙做家务。 考查非谓语动词。be made to do sth意为“被迫做某事”。故选B。 3．The police officer ran into the room ________ a little girl. A．to save B．save C．saving D．saved 【答案】A 【详解】句意：警察跑进房间救了一个小女孩。 考查非谓语动词。分析句子可知，“警察跑进房间”的目的是“救一个小女孩”，表示目的用动词不定式。故选A。 4．We should build on past achievements and work together ________ a better world. A．make B．making C．made D．to make 【答案】D 【详解】句意：我们应该在过去的成就基础上再接再厉，共同努力创造一个更美好的世界。 考查动词不定式。根据“We should build on past achievements and work together...a better world.”可知，在过去的成就基础上再接再厉并共同努力，以创造一个更美好的世界。此处应是动词不定式作目的状语，故选D。 5．If you expect ________ the competition, you must put your heart into training every day. A．win B．to win C．winning D．won 【答案】B 【详解】句意：如果你想要赢得比赛，就必须每天全心投入训练。 考查非谓语动词。expect to do sth.“期望做某事”，动词短语，此处应用动词不定式作宾语。故选B。 6．My mother told me _______ too much TV. A．not watch B．not to watch C．watch not D．to not watch 【答案】B 【详解】句意:我妈妈告诉我不要看太多电视。 考查动词短语。“tell sb. to do sth.” 表示 “告诉某人做某事”，其否定形式是 “tell sb. not to do sth.”，对应的是B选项，故选B。 7．—I’m sorry I _______ my homework at home. —Don’t forget _______ it to school tomorrow. A．left; to bring B．forgot; to take C．left; bringing D．forgot; taking 【答案】A 【详解】句意：——很抱歉，我把作业落在家里了。 ——明天别忘了把它带到学校来。 考查非谓语动词。leave“遗留”；forget“忘记”；bring“带来”；take“拿走”。第一空，根据“… my homework at home”可知，此处是指把作业落在家里了，考查leave sth.+地点“把某物落在某地”，固定搭配，leave的过去式为left，排除B和D；第二空，根据“Don’t forget … it to school tomorrow.”可知，此处是指不要忘记明天把它带到学校，是还没做的事，考查forget to do sth.“忘记去做某事”，固定搭配，应用动词不定式to bring，排除C。故选A。 8．“ClimateGPT” is used ________ people with a good understanding of weather conditions. A．provides B．providing C．provided D．to provide 【答案】D 【详解】句意：“ClimateGPT”用于让人们很好地了解天气状况。 考查动词短语。此处表示“被用来让人们很好地了解天气状况”，用结构be used to do sth.“被用来做某事”。故选D。 9．The teacher asked us ________ quietly in the library. A．speak B．spoke C．speaking D．to speak 【答案】D 【详解】句意：老师要求我们在图书馆轻声地说话。 考查动词不定式。speak说，动词原形；spoke过去式；speaking现在分词或动名词；to speak动词不定式。ask sb. to do sth.表示“要求某人做某事”，所以空处需用动词不定式。故选D。 10．—What else should we pay attention to ________ our grades during the exam? —Thinking and writing more carefully. A．improving B．to improve C．improve D．improved 【答案】B 【详解】句意：——为了在考试期间提高我们成绩，我们还应该注意什么？——认真思考和书写。 考查非谓语动词。根据“What else should we pay attention to...our grades during the exam?”可知，此处表示为了在考试期间提高我们成绩，我们还应该注意什么，应用动词不定式作目的状语。故选B。 11．We can’t afford ________ any longer, or we’ll miss the plane. A．waiting B．to wait C．waited D．wait 【答案】B 【详解】句意：我们不能再等了，否则我们就会错过我们的飞机。 考查动词不定式作宾语。waiting等待，现在分词；to wait等待，动词不定式；waited等待，动词过去式；wait等待，动词原形。根据“We can’t afford...any longer, or we’ll miss the plane.”可知，此处考查固定搭配：can’t afford to do sth.“无法承担做某事”。故选B。 12．He won’t dare ________ his promise. A．broke B．to break C．breaking D．breaks 【答案】B 【详解】句意：他不敢违背诺言。 考查非谓语动词。根据“won’t dare”可知，dare在此处是实义动词，dare to do sth. “敢于做某事”，用不定式作宾语。故选B。 13．—Can you tell me why Tao Yuanming’s works are popular? —His works allow us ______a close understanding of the nature. A．have B．had C．having D．to have 【答案】D 【详解】句意：——你能告诉我为什么陶渊明的作品受欢迎吗？——他的作品让我们能够深入了解自然。    考查非谓语动词。have动词原形；had过去式/过去分词；having现在分词；to have动词不定式形式。allow sb. to do sth.是固定短语，意为“允许某人做某事”，强调通过某种条件或方式使某人能够做某事。to have符合语境。故选D。 14．Jack will join a summer camp he’s looking forward to _______ different kinds of abilities, A．develop B．develops C．developing D．to develop 【答案】D 【详解】句意：杰克将参加一个她期待的夏令营以发展各种各样的能力。 考查非谓语动词。分析句子结构可知，“she’s looking forward to”是后置定语，修饰先行词“a summer camp”，其中“to”是介词；而“发展各种各样的能力”是参加这个夏令营的目的，所以此处应用动词不定式“to develop”作目的状语。故选D。 15．I really hope ________a good high school to get further education. A．enter B．entered C．entering D．to enter 【答案】D 【详解】句意：我真的很希望进入一所好的高中接受进一步的教育。 考查非谓语。hope to do sth希望做某事，动词不定式作宾语。故选D。 16．Our kind headteacher always encourages us, especially the students facing the Senior High School Entrance Exam, ______ hard and fight for our dreams. A．working B．work C．to work 【答案】C 【详解】句意：我们和蔼的班主任总是鼓励我们，尤其是面临中考的学生，要努力学习并为我们的梦想奋斗 。 考查不定式作宾语补足语。encourage sb. to do sth.是固定搭配，意为“鼓励某人做某事”。故选C。 17．Mr. Green tried his best ________ his students understand the difficult math problem. A．help B．helped C．to help D．helping 【答案】C 【详解】句意：格林先生尽力帮助他的学生理解这道数学难题。 考查动词不定式。根据“tried his best...”可知，try one’s best to do sth.意为“尽最大努力去做某事”，所以此处应用动词不定式to help。故选C。 18．_______ online scams, police, banks and tech businesses need to work together more. A．Fight B．Fighting C．To fight D．Fought 【答案】C 【详解】句意：为了打击网络诈骗行为，警方、银行和科技企业需要加强合作。 考查非谓语动词。根据“police, banks and tech businesses need to work together more.”可知，警方、银行和科技企业需要加强合作的目的是为了打击网络诈骗行为，故此处用动词不定式表目的。故选C。 19．People are cutting down trees for wood ________ space for farming. A．make B．makes C．made D．to make 【答案】D 【详解】句意：人们正在为了木材砍伐树木，为农业腾出空间。 考查非谓语动词。根据“People are cutting down trees for wood…space for farming”的语境可知，此处表示目的，用不定式结构，D项符合。故选D。 20．The World Earth Day is a day that reminds people ________ the earth. A．to protect B．protect C．protected D．protecting 【答案】A 【详解】句意：世界地球日是一个提醒人们保护地球的日子。 考查动词非谓语。remind sb to do sth“提醒某人做某事”，是固定搭配，所以此处用动词不定式，故选A。 21．Students are expected ________ Yunnan’s old history and special culture. A．learn B．to learn C．learning D．learned 【答案】B 【详解】句意：学生们被期盼学习云南的古老历史和特殊文化。 考查非谓语动词。learn动词原形；to learn动词不定式；learning现在分词；learned过去式，be expected to do sth“被期盼做某事”，是固定用法。故选B。 22．Mom prefers ________ at home rather than go out for a walk on rainy days. A．rest B．to rest C．resting D．rested 【答案】B 【详解】句意：妈妈更喜欢在雨天待在家里休息，而不是出去散步。 考查非谓语动词。prefer to do sth. rather than do sth.“更喜欢做某事而不是做其他事”为固定用法。故空处需动词不定式。故选B。 23．We often hear the girl ________ in the next room. A．sing B．to sing C．singing D．sings 【答案】A 【详解】句意：我们经常听到这个女孩在隔壁房间唱歌。 考查非谓语动词。根据“often”可知，hear在这里表示“听到整个过程”，常用结构hear sb. do sth.“听到某人做某事”，强调动作的完成性、经常性。故选A。 24．Frank refused ________ on his dreams, no matter how many challenges he would face. A．giving up B．give up C．gave up D．to give up 【答案】D 【详解】句意：无论面临多少挑战，Frank都拒绝放弃自己的梦想。 考查非谓语动词。refuse to do sth.“拒绝做某事”，固定搭配，refuse后要用动词不定式。故选D。 25．Ms. Li always makes her teaching plans attractive ________ her students. A．encourage B．encouraged C．encouraging D．to encourage 【答案】D 【详解】句意：李老师总是让她的教学计划对学生有吸引力。 考查动词不定式作目的状语。encourage是动词原形，意为“鼓励”；encouraged是过去式和过去分词形式；encouraging是现在分词或动名词形式；to encourage是动词不定式形式。根据语境可知，李老师让教学计划有吸引力的目的是鼓励她的学生，这里需要用动词不定式来表示目的，故选D。 26．When the number of visitors in Nanjing Museum becomes larger at weekends, the Volunteer Club is willing to do something ________ everything in order. A．to keep B．kept C．keeping D．to keeping 【答案】A 【详解】句意：当周末南京博物院的参观人数增多时，志愿者俱乐部愿意采取行动以确保一切秩序井然。 考查非谓语动词。“...everything in order”是“do something”的目的，所以此处选填动词不定式形式作目的状语。故选A。 27．Our English teacher often asks us ________ questions in groups in class. A．discuss B．discussed C．discussing D．to discuss 【答案】D 【详解】句意：我们的英语老师经常要求我们在课堂上分组讨论问题。 考查非谓语动词。ask sb. to do sth.“要求某人做某事”，是固定搭配。故选D。 28．After seeing the thief ________ the door, the girl called 110 at once. A．to close B．closing C．closed D．close 【答案】D 【详解】句意：看到小偷关上门后，女孩立刻打了110。 考查动词短语。see sb do sth看到某人做了某事的全过程，强调动作的完成；see sb doing sth看到某人正在做某事，强调动作的进行。根据“After seeing the thief…the door, the girl called 110 at once.”可知，这里强调小偷完成“关门”这一动作后，女孩才采取行动，因此使用动词短语see sb do sth。故选D。 29．That actor was so funny that he made all people in the hall ________. A．laugh B．laughed C．to laugh D．laughing 【答案】A 【详解】句意：那个演员太有趣了，他把大厅里所有的人都逗笑了。 考查非谓语动词。根据“That actor was so funny that he made all people in the hall ….”可知，此处为固定短语make sb do sth表示“使某人做某事”，应用不带to的动词不定式。故选A。 30．Every May we expect ________ many Jacarandas (蓝花楹) in Kunming. A．enjoy B．to enjoy C．enjoying D．enjoys 【答案】B 【详解】句意：每年五月，我们都期望在昆明欣赏到许多蓝花楹。 考查非谓语动词。enjoy动词原形；to enjoy动词不定式；enjoying动词-ing形式；enjoys动词第三人称单数形式。expect to do sth“期望做某事”，是固定用法。故选B。 31．—Excuse me, can you tell me how to ________ the stress from the exams? —Of course. You can talk to your parents or teachers. A．reduce B．reducing C．to reduce D．reduced 【答案】A 【详解】句意：——打扰一下，你能告诉我如何减轻考试压力吗？——当然可以。你可以和你的父母或老师谈心。 考查非谓语动词用法。reduce减少，动词原形；reducing减少，动名词；to reduce减少，动词不定式；reduced减少，动词过去式。“how to do sth”是固定短语，表示“如何做某事”。其中“to”是动词不定式符号，后面接动词原形。故选A。 32．Last weekend Tom went to the library ________ some books on music. A．borrow B．borrowed C．to borrow D．borrowing 【答案】C 【详解】句意：上周末汤姆去图书馆借了一些关于音乐的书。 考查动词不定式作目的状语。结合句意和语境可知，“to borrow”是动词不定式，在句中作目的状语，表示“去图书馆”的目的是“借一些关于音乐的书”。故选C。 33．The Torch Festival is a special day for the Yi people ________ a hero. A．remembering B．remember C．to remember D．remembered 【答案】C 【详解】句意：火把节是彝族人民纪念一位英雄的特殊日子。 考查非谓语动词。此处表示目的，用动词不定式作目的状语。故选C。 34．He is too old ________the box. A．to carry B．carrying C．carry D．carries 【答案】A 【详解】句意：他年龄太大了而不能搬动箱子。 考查不定式。to carry动词不定式；carrying动名词；carry搬动，动词原形；carries动词三单形式。too...to...表示“太……而不能”。故选A。 35．It is important ________ our traditional culture through various activities. A．protect B．protecting C．to protect D．protected 【答案】C 【详解】句意：通过各种活动保护我们的传统文化是很重要的。 考查非谓语动词。It is + adj. + to do sth. 是固定句型，表示做某事是……的。故用to protect。故选C。 36．The teacher encouraged the students ________ part in the writing competition. A．take B．to take C．taking D．took 【答案】B 【详解】句意：老师鼓励学生们参加写作比赛。 考查动词不定式。take动词原形；to take动词不定式；taking动名词；took动词过去式。根据“encouraged the students...part in”可知，encourage sb to do意为“鼓励某人做某事”，to do作宾补，故选B。 37．Scientists are trying ________ new energy vehicles that are more efficient and environmentally friendly. A．developing B．to develop C．developed D．develop 【答案】B 【详解】句意：科学家们正在努力开发更高效、更环保的新能源汽车。 考查非谓语动词。try to do sth.表示“努力做某事”；try doing sth.表示“试着做某事”。根据“new energy vehicles”可知此处表示科学家正努力开发更高效、环保的新能源汽车，用结构try to do。故选B。 38．—You can hardly imagine how hard Tom practised ______ the P.E. exam. —Oh, I see him running alone in the playground every day. A．pass B．passing C．to pass D．passed 【答案】C 【详解】句意：——你几乎无法想象汤姆为了通过体育考试练习得多么刻苦。——哦，我每天都看到他在操场上独自跑步。   考查非谓语动词用法。根据句意，practised是为了“pass the P.E. exam”，需用不定式作目的状语，故选C。 39．Do you intend ________ in China for long, Tony? A．to stay B．stay C．stayed D．staying 【答案】A 【详解】句意：托尼，你打算在中国待很长时间吗？ 考查非谓语动词。根据“Do you intend...in China for long, Tony?”可知，句中“intend”意为“打算、想要”，其后常接动词不定式作宾语，构成“intend to do sth.”结构，表示“打算做某事”。故选A。 40．My parents often tell me ______ late for school. A．don’t be B．not be C．not to be D．to not be 【答案】C 【详解】句意：我父母经常告诉我上学不要迟到。 考查非谓语动词用法。tell sb. not to do sth.表示“告诉某人不要做某事”，固定搭配。故选C。 二、单词拼写(本大题共20小题，每小题2分，共40分) 41．Students are asked (do) this task by themselves. 【答案】to do 【详解】句意：学生被要求自己完成这项任务。be asked to do sth“被要求做某事”，空处应填不定式作主语的补足语。故填to do。 42．Jim doesn’t know how (fix) up his TV. 【答案】to fix 【详解】句意：Jim不知道如何修理这个电视。根据句意及句子结构可知，此处是 “疑问词+不定式” 结构，在句中作“know”的宾语。故填to fix。 43．What great fun it is (chat) with my friends on the Internet! 【答案】to chat 【详解】句意：和朋友们在网上聊天是多么有趣啊！此处是句型“it is +名词+ to do sth”表示“做某事是……”，故填to chat。 44．The boss warned the waitress not to (service) the customers rudely. 【答案】serve 【详解】句意：老板警告这位女服务员不要粗鲁地为顾客服务。“warn sb. not to do sth.”是固定用法，意思是“警告某人不要做某事”，所以此处要用动词原形。service意为“服务”，其动词形式是 “serve”，意为“为……服务” 。故填serve。 45．I think it is a good idea (taste) Huaiyang Cuisine at one of the local restaurants. 【答案】to taste 【详解】句意：我想去当地的餐馆尝尝淮扬菜是个好主意。根据“it is a good idea”可知，此处动词不定式作真正的主语，故填to taste。 46．My headteacher always encourages me (follow) my passion and step outside my comfort zone. 【答案】to follow 【详解】句意：我的班主任总是鼓励我追随自己的热情，走出自己的舒适区。根据“encourages me... (follow) my passion”可知，固定短语“encourage sb. to do sth.”，意为“鼓励某人做某事”，所以要用动词不定式 to follow 来作宾语补足语。故填to follow。 47．What a pity it is (find) that Ma Long has to retire because of a serious injury! 【答案】to find 【详解】句意：发现马龙因重伤不得不退役，真遗憾！此处考查固定句型“What a pity it is to do sth.” (做某事真遗憾)，空格处需用不定式作真正主语 (it为形式主语)。故填to find。 48．With the development of science, it’s easy for us (imagine) living on Mars. 【答案】to imagine 【详解】句意：随着科学的发展，我们很容易想象在火星上生活。 这里考查的是it’s + adj. + for sb. to do sth.的固定句型，其中it是形式主语，真正的主语是后面的不定式短语to do sth.。在这个句型中，形容词easy描述的是不定式所表示的动作性质，因此需要用不定式to imagine来表达“想象”这个动作。故填to imagine。 49．The exciting news made the students (cheer) excitedly. 【答案】cheer 【详解】句意：这个令人兴奋的消息使学生们兴奋地欢呼起来。分析句子结构和所给单词可知，应填动词cheer“欢呼”的原形，作宾语补足语。make sb do sth“使某人做某事”。故填cheer。 50．Always pretending (understand) what he actually doesn’t know makes him a fool. 【答案】to understand 【详解】句意：总是假装理解他实际上不知道的东西让他像个傻瓜。根据“pretend”可知，pretend后接动词时，要用动词不定式形式，即pretend to do sth.“假装做某事”。故填to understand。 51．We’ll hold a meeting to opinions and share experience. (change) 【答案】exchange 【详解】句意：我们将开会交换意见和分享经验。根据“We’ll hold a meeting to...opinions and share experience.”及提示词可知此处是举行会议来交流分享经验。change侧重于事物本身的改变或变换，而exchange则侧重于物品或信息的互换，所以，此处exchange“交换”符合题意，且to后接动词原形。故填exchange。 52．Our English teacher always encourages us (speak) English as much as possible in class. 【答案】to speak 【详解】句意：我们的英语老师总是鼓励我们在课堂上尽可能多地讲英语。speak“说”，encourage sb. to do sth.“鼓励某人做某事”。故填to speak。 53． (protect) students’ eyesight, the school has changed the break time from 10 minutes to 15 minutes. 【答案】To protect 【详解】句意：为了保护学生的视力，学校把课间休息时间从10分钟改为15分钟。根据“the school has changed the break time from 10 minutes to 15 minutes.”可知，是为了保护学生们的视力，不定式结构作目的状语，句首首字母大写。故填To protect。 54．My English teacher always encourages me with my classmates in English. (communicate) 【答案】to communicate 【详解】句意：我的英语老师总是鼓励我用英语和同学们交流。根据“encourages me”可知，这里用到“encourage sb. to do sth.”这个固定搭配，意思是“鼓励某人做某事”，所以这里要用communicate的动词不定式形式。故填to communicate。 55．Students planted many trees in the park (make) the environment more beautiful. 【答案】to make 【详解】句意：学生们在公园里种了许多树，使环境更加美丽。根据题干可知，在公园里种了许多树是为了使环境更加美丽，应用动词不定式表目的。故填to make。 56．Students read a lot of books (discover) new knowledge and ideas. 【答案】to discover 【详解】句意：学生们通过阅读大量的书籍来发现新的知识和想法。根据“new knowledge and ideas.”可知，此处用动词不定式作目的状语。故填to discover。 57．It’s hard to new words without understanding the meanings. (memory) 【答案】memorize 【详解】句意：不理解词义是很难记住新单词的。根据“It’s+形容词+to do sth.”句型可知，空处应填memory的动词形式memorize。故填memorize。 58．Our teacher often reminds us (turn) off the lights when leaving the classroom. 【答案】to turn 【详解】句意：我们的老师经常提醒我们离开教室时要关灯。remind sb. to do sth.“提醒某人做某事”，固定短语。故填to turn。 59．Don’t you know it often takes your mother hours (satisfy) your sweet tooth? 【答案】to satisfy 【详解】句意：你难道不知道你妈妈常常要花好几个小时才能满足你对甜食的嗜好吗？根据“Don’t you know it often takes your mother hours…(satisfy) your sweet tooth?”可知，此处为固定结构it takes sb some time to do sth“花费某人时间做某事”，应用动词不定式。故填to satisfy。 60．Be careful! Never let such a foolish thing (happen) again during your test. 【答案】happen 【详解】句意：小心！在考试期间，千万不要再发生这种愚蠢的事情。根据“let such a foolish thing…”可知，此处考查let sb./sth. do sth.“让某人/某物做某事”，固定搭配，所以这里应用动词原形。故填happen。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $$