Unit 1 Helping those in need 语法grammar 动词不定式-2025-2026学年八年级英语下册单元语法词汇题型知识点练习(沪教版)

Unit 1 Helping those in need 重点语法 动词不定式 （时间：50分钟，满分：100分） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．My sister hopes __________ a famous singer one day. A．become B．becomes C．becoming D．to become 2．The winter vacation is coming. Jim decides ________ a trip to Kunming with his family. A．take B．took C．to take D．taking 3．—What did you do to help the boy? —We tried ________ the boy to a comfortable place. A．move B．moved C．moving D．to move 4．If you expect ________ the competition, you must put your heart into training every day. A．win B．to win C．winning 5．We should learn ________ after a disaster. A．recover B．to recover C．recovering D．recovered 6．Lu Yao is such a friendly girl that she offers ______ me around Kunming. A．show B．to show C．showing D．to showing 7．You will fail ________ the train ticket if you don’t book it online early. A．buy B．buying C．to buy D．to buying 8．—Tom and Jerry, feel free ________ yourselves to some fish. —Thanks. You’re so nice, Mrs. Smith. A．helping B．to help C．help 9．Don’t forget ________ the light when you leave the classroom. A．turning on B．to turn off C．turning off D．to turn on 10．Many people choose ________ those in need, and studies show that helpers often feel happier and healthier. A．help B．helping C．to help 11．My mother wants me __________ milk every day. A．drink B．to drink C．drinking D．drank 12．He asked me __________ the new app’s function. A．explain B．to explain C．explaining D．explained 13．Our teacher reminds us ________ the school uniform for tomorrow’s school trip. A．wear B．to wear C．wearing D．wore 14．—What will you do this afternoon? —I have no idea. But my mom expects me ________ with the housework. A．helping B．help C．helped D．to help 15．The teacher invited a scientist ________ us a talk on plants. A．give B．to give C．giving D．gives 16．The teacher told us ________ talk in class. A．not B．not to C．to not D．don’t 17．The teacher warned the students ________ in the river. It’s too dangerous. A．not swim B．not to swim C．don’t swim D．not swimming 18．An American school is going to allow students ________ lessons in the morning. A．start B．starting C．to start D．starts 19．Teachers often encourage students ________ part in after-school activities related to their dream jobs. A．take B．taking C．to take 20．My mother wants me ________ milk every day. A．drink B．drinks C．drinking D．to drink 21．_______ energy (能源), turn off the hot water after you take a shower. A．Save B．Saving C．To save 22．—Why do schools encourage students to take part in more social (社会) activities? —Not surprisingly, ________ social skills. A．develop B．to develop C．developing 23．We need warm clothes ________ us against the cold wind. A．to protect B．protect C．protecting D．to protecting 24．We’ll offer as good services as we can ________ the students to get better grades in the exam. A．help B．to help C．helping D．helped 25．________ more about wild animals, I spent some time searching online last night. A．To learn B．Learning C．Learnt D．Learn 26．As a volunteer, the girl goes to the hospital every weekend ________ up the sick children. A．cheer B．to cheer C．cheering 27．Our government (政府) is working to develop a safe online environment ________the students. A．to protect B．protecting C．protect 28．______ your English, you should join the English club at once. A．Improve B．To improve C．Improving 29．________ healthy, you need to eat vegetables and exercise often. A．Keep B．Kept C．Keeping D．To keep 30．—Which do you feel like ________ yourself, listening to music or doing sports? —I think it’s doing sports that makes me feel relaxed. A．relaxing B．relaxed C．to relax 二、单词拼写(本大题共20小题，每小题2分，共40分) 31．I stayed up late (finish) my homework. 32． (spend) the winter holiday well, I plan to study with my friends more. 33． (learn) English well, Andy watches English videos every day. 34．We should act at once (protect) rare animals and plants. 35．Gina is a nice girl and she is always ready (help) others. 36．The boy got up early (borrow) money for his sick mother. 37． (win) the first prize, she has spent much time practicing the violin. 38． (realize) his dream, he works as hard as he can without giving up. 39．At the weekend, some volunteers always help old people (do) some shopping. 40．Miss Wang asks us (keep) quiet in class. 41．My parents don’t allow me (play) computer games for too long. 42．Could you let me (look) at your new shoes? 43．My English teacher, Linda, often encourages us (share) nice food with our friends. 44．He ordered everyone (put) a coin into a basin (盆) filled with water. 45．I hear the children (sing) happily in the garden every day. 46．We should try (learn) more about different cultures. 47．Jason was late for school and failed (catch) the school bus this morning. 48．My friend agrees (go) swimming with me next week. 49．I expect (get) good grades in the coming exam. 50．They volunteer (pick) up rubbish in the park during the holiday. 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 $ Unit 1 Helping those in need 重点语法 动词不定式 （时间：50分钟，满分：100分） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．My sister hopes __________ a famous singer one day. A．become B．becomes C．becoming D．to become 【答案】D 【详解】句意：我姐姐希望有一天成为一名著名的歌手。 考查动词不定式。动词hope后需接不定式（to do）表示“希望做某事”。故选D。 2．The winter vacation is coming. Jim decides ________ a trip to Kunming with his family. A．take B．took C．to take D．taking 【答案】C 【详解】句意：寒假即将来临。吉姆决定和家人一起去昆明旅行。 考查非谓语动词。decide后接不定式to do，表示“决定做某事”。故选C。 3．—What did you do to help the boy? —We tried ________ the boy to a comfortable place. A．move B．moved C．moving D．to move 【答案】D 【详解】句意：——你们做了什么来帮助那个男孩？——我们试着把男孩移到一个舒适的地方。 考查非谓语动词。try to do sth.表示“试图/努力做某事”，强调努力去完成某个动作；try doing sth.表示“尝试做某事”，强调尝试某种方法。根据句意“帮助男孩”可知，此处应是努力把男孩移到舒适的地方，应用try to move。故选D。 4．If you expect ________ the competition, you must put your heart into training every day. A．win B．to win C．winning 【答案】B 【详解】句意：如果你期望赢得比赛，你必须每天用心训练。 考查非谓语动词。win赢，动词原形；to win赢，不定式；winning赢，动名词/现在分词 。expect to do sth.“期望做某事”，expect后接动词不定式作宾语。故选B。 5．We should learn ________ after a disaster. A．recover B．to recover C．recovering D．recovered 【答案】B 【详解】句意：灾难过后，我们应该学会恢复。 考查非谓语动词。learn后接动作时，需用“learn to do sth.”的结构，表示“学习做某事”，此处应填动词不定式to recover。故选B。 6．Lu Yao is such a friendly girl that she offers ______ me around Kunming. A．show B．to show C．showing D．to showing 【答案】B 【详解】句意：路遥是一个如此友好的女孩，以至于她主动提出带我参观昆明。 考查非谓语动词。offer to do sth“主动提出做某事”，此处用动词show的不定式形式作宾语。故选B。 7．You will fail ________ the train ticket if you don’t book it online early. A．buy B．buying C．to buy D．to buying 【答案】C 【详解】句意：如果你不早点在网上订票，你会买不到火车票。 考查非谓语动词。fail to do sth“未能做某事”，空处用不定式作宾语。故选C。 8．—Tom and Jerry, feel free ________ yourselves to some fish. —Thanks. You’re so nice, Mrs. Smith. A．helping B．to help C．help 【答案】B 【详解】句意：——汤姆和杰瑞，随意吃些鱼。——谢谢，你真好，史密斯太太。 考查非谓语动词。由“feel free”可知，feel free to do sth表示“随意做某事”，因此空白处用不定式。故选B。 9．Don’t forget ________ the light when you leave the classroom. A．turning on B．to turn off C．turning off D．to turn on 【答案】B 【详解】句意：当你离开教室时，别忘了关灯。 考查非谓语动词。forget to do sth.忘记要做某事（事情未做）；forget doing sth.忘记做过某事（事情已做）。根据“when you leave the classroom”可知，关灯是离开教室时要做的动作，应用“to turn off”。故选B。 10．Many people choose ________ those in need, and studies show that helpers often feel happier and healthier. A．help B．helping C．to help 【答案】C 【详解】句意：许多人选择帮助那些有需要的人，而且研究表明，提供帮助的人往往感觉更快乐、更健康。 考查非谓语。根据“Many people choose…those in need”可知，choose to do sth.“选择做某事”，用动词不定式形式。故选C。 11．My mother wants me __________ milk every day. A．drink B．to drink C．drinking D．drank 【答案】B 【详解】句意：我妈妈想要我每天喝牛奶。 考查非谓语动词。“want sb. to do sth.”是固定搭配，意为“想要某人做某事”，此处需用动词不定式作宾语补足语。故选B。 12．He asked me __________ the new app’s function. A．explain B．to explain C．explaining D．explained 【答案】B 【详解】句意：他让我解释这个新应用程序的功能。 考查非谓语动词。“ask sb. to do sth.”，是固定搭配，表示“要求某人做某事”，B项符合。故选B。 13．Our teacher reminds us ________ the school uniform for tomorrow’s school trip. A．wear B．to wear C．wearing D．wore 【答案】B 【详解】句意：老师提醒我们明天的学校旅行要穿校服。 考查非谓语动词。remind sb. to do sth.“提醒某人做某事”，是固定搭配，此处用动词不定式作宾语补足语。故选B。 14．—What will you do this afternoon? —I have no idea. But my mom expects me ________ with the housework. A．helping B．help C．helped D．to help 【答案】D 【详解】句意：——今天下午你要做什么？——我不知道。但是我妈妈希望我去帮忙做家务。 考查动词短语及非谓语动词。分析句子结构可知，该句考查“expect sb. to do sth.”，意为“期待某人做某事”，应用其对应的动词不定式作宾语补足语。故选D。 15．The teacher invited a scientist ________ us a talk on plants. A．give B．to give C．giving D．gives 【答案】B 【详解】句意：老师邀请一位科学家给我们做一个关于植物的报告。 考查非谓语动词。invite sb. to do sth.意为“邀请某人做某事”。故选B。 16．The teacher told us ________ talk in class. A．not B．not to C．to not D．don’t 【答案】B 【详解】句意：老师告诉我们不要在课堂上说话。 考查动词不定式的否定形式。tell someone not to do something“告诉某人不要做某事”，固定搭配，因此这里应用“not to”。故选B。 17．The teacher warned the students ________ in the river. It’s too dangerous. A．not swim B．not to swim C．don’t swim D．not swimming 【答案】B 【详解】句意：老师警告学生们不要在河里游泳。太危险了。 考查非谓语动词。warn sb. not to do sth.表示“警告某人不要做某事”，其中动词不定式作宾语补足语。故选B。 18．An American school is going to allow students ________ lessons in the morning. A．start B．starting C．to start D．starts 【答案】C 【详解】句意：一所美国学校将允许学生在早上开始上课。 考查非谓语动词。start开始，动词原形；starting开始，现在分词/动名词；to start开始，不定式；starts开始，第三人称单数形式。allow sb. to do sth.是固定搭配，意为“允许某人做某事”，所以此处应用不定式to start作宾语补足语。故选C。 19．Teachers often encourage students ________ part in after-school activities related to their dream jobs. A．take B．taking C．to take 【答案】C 【详解】句意：老师们经常鼓励学生参加与他们梦想职业相关的课外活动。 考查动词不定式。encourage sb. to do sth.意为“鼓励某人做某事”，故此处用to take。故选C。 20．My mother wants me ________ milk every day. A．drink B．drinks C．drinking D．to drink 【答案】D 【详解】句意：我妈妈希望我每天喝牛奶。 考查非谓语动词。drink喝，动词原形；drinks第三人称单数形式；drinking现在分词或动名词形式；to drink动词不定式形式。根据题干可知，本句考查want的用法，want sb. to do sth.是固定搭配，意为“想要某人做某事”，所以此处应用动词不定式to drink作宾语补足语。故选D。 21．_______ energy (能源), turn off the hot water after you take a shower. A．Save B．Saving C．To save 【答案】C 【详解】句意：为了节约能源，淋浴后请关闭热水。 考查非谓语动词。根据“...energy (能源), turn off the hot water after you take a shower.”可知，此处表示为了节约能源，淋浴后请关闭热水。应用动词不定式表示目的，故选C。 22．—Why do schools encourage students to take part in more social (社会) activities? —Not surprisingly, ________ social skills. A．develop B．to develop C．developing 【答案】B 【详解】句意：——学校为什么鼓励学生参加更多社会活动？——不奇怪，为了发展社交技能。 考查动词不定式表示目的。根据“Why do schools encourage students to take part in more social (社会) activities?”可知，回答部分应该解释原因，强调目的，英语中常用动词不定式表示目的。故选B。 23．We need warm clothes ________ us against the cold wind. A．to protect B．protect C．protecting D．to protecting 【答案】A 【详解】句意：我们需要穿暖和的衣服来抵御寒风。 考查动词不定式作目的状语。need sth to do“需要……去做……”，此处为动词不定式作目的状语。故选A。 24．We’ll offer as good services as we can ________ the students to get better grades in the exam. A．help B．to help C．helping D．helped 【答案】B 【详解】句意：我们将提供尽可能好的服务，以帮助学生在考试中取得更好的成绩。 考查非谓语动词。help帮助，动词原形；to help帮助，动词不定式；helping帮助，动名词/现在分词形式；helped帮助，动词过去式/过去分词形式。由句意与句子结构可知，此处用动词不定式表目的，“to help”作目的状语，说明提供好服务的目的是帮助学生。故选B。 25．________ more about wild animals, I spent some time searching online last night. A．To learn B．Learning C．Learnt D．Learn 【答案】A 【详解】句意：为了更多地了解野生动物，昨晚我花了一些时间在网上搜索。 考查非谓语动词。根据“I spent some time searching online last night”可知，花时间搜索的目的是更多地了解野生动物。表示目的用动词不定式的To learn。故选A。 26．As a volunteer, the girl goes to the hospital every weekend ________ up the sick children. A．cheer B．to cheer C．cheering 【答案】B 【详解】句意：作为一名志愿者，这个女孩每周末都去医院给生病的孩子们加油打气。 考查非谓语动词。根据“up the sick children.”可知，此处表示她去医院的目的，用不定式作目的状语。故选B。 27．Our government (政府) is working to develop a safe online environment ________the students. A．to protect B．protecting C．protect 【答案】A 【详解】句意：我们的政府正致力于为学生营造一个安全的网络环境，目的是保护学生。 考查非谓语动词。根据“Our government (政府) is working to develop a safe online environment … the students.”可知，这里应该用非谓语动词的不定式结构表示明确营造安全网络环境的目的。故选A。 28．______ your English, you should join the English club at once. A．Improve B．To improve C．Improving 【答案】B 【详解】句意：为了提高你的英语，你应该立即加入英语俱乐部。 考查非谓语动词。根据“…your English, you should join the English club at once.”可知，此处表示为了提升英语，应用动词不定式作目的状语。故选B。 29．________ healthy, you need to eat vegetables and exercise often. A．Keep B．Kept C．Keeping D．To keep 【答案】D 【详解】句意：为了保持健康，你需要多吃蔬菜并且经常锻炼。 考查非谓语动词作目的状语的用法。 keep保持，动词原形；kept保持，是keep的过去式和过去分词形式；keeping保持，是keep的现在分词形式；to keep保持，是keep的动词不定式形式。根据句子“you need to eat vegetables and exercise often”可知，前面部分需要用动词不定式来表示目的，意为“为了……”。“to keep”可以作目的状语，符合句子语境。故选D。 30．—Which do you feel like ________ yourself, listening to music or doing sports? —I think it’s doing sports that makes me feel relaxed. A．relaxing B．relaxed C．to relax 【答案】C 【详解】句意：——你喜欢哪一种方式去放松你自己，听音乐还是做运动？——我认为做运动让我感到放松。 考查非谓语动词。此处用动词不定式作目的状语，表示听音乐或做运动的目的是放松。relax的不定式为to relax。故选C。 二、单词拼写(本大题共20小题，每小题2分，共40分) 31．I stayed up late (finish) my homework. 【答案】to finish 【详解】句意：我熬夜完成作业。分析题干可知，“熬夜”是为了“完成作业”，应用不定式作目的状语。故填to finish。 32． (spend) the winter holiday well, I plan to study with my friends more. 【答案】To spend 【详解】句意：为了好好度过寒假，我计划更多地和朋友们一起学习。空处是不定式作目的状语，表示“为了……”，故填To spend。 33． (learn) English well, Andy watches English videos every day. 【答案】To learn 【详解】句意：为了学好英语，安迪每天都看英语视频。根据“...English well, Andy watches English videos every day.”可知，安迪看英语视频的目的是学好英语，因此用动词不定式表示目的，learn“学习”，动词，其不定式形式为to learn，位于句首，首字母要大写。故填To learn。 34．We should act at once (protect) rare animals and plants. 【答案】to protect 【详解】句意：我们应该立刻采取行动来保护稀有的动物和植物。根据“act at once”可知，立刻行动的目的是为了保护稀有的动物和植物，所以使用动词不定式to do来表示。故填to protect。 35．Gina is a nice girl and she is always ready (help) others. 【答案】to help 【详解】句意：吉娜是个好女孩，总是乐于助人。be ready to do sth.意为“准备做某事”，故填to help。 36．The boy got up early (borrow) money for his sick mother. 【答案】to borrow 【详解】句意：男孩早起为生病的母亲借钱。根据“The boy got up early...(borrow) money for his sick mother.”可知，早起为生病的母亲借钱，不定式作目的状语，故填to borrow。 37． (win) the first prize, she has spent much time practicing the violin. 【答案】To win 【详解】句意：为了赢得一等奖，她花了很多时间练习小提琴。win意为“赢得”，此处用动词不定式“to win”作目的状语，句首字母大写。故填To win。 38． (realize) his dream, he works as hard as he can without giving up. 【答案】To realize 【详解】句意：为了实现梦想，他竭尽全力，永不言弃。他努力工作的目标是“实现梦想”，使用动词不定式表示目的。故填To realize。 39．At the weekend, some volunteers always help old people (do) some shopping. 【答案】do/to do 【详解】句意：在周末，一些志愿者总是帮助老人购物。根据“help old people...some shopping”可知，此处是help sb. (to) do sth.“帮助某人做某事”，固定短语，空处可以用动词原形或者不定式形式。故填do/to do。 40．Miss Wang asks us (keep) quiet in class. 【答案】to keep 【详解】句意：王老师要求我们在课堂上保持安静。ask的用法是“ask sb. to do sth.”，意为“要求某人做某事”，后接不定式（to + 动词原形）作宾语补足语。故填to keep。 41．My parents don’t allow me (play) computer games for too long. 【答案】to play 【详解】句意：我的父母不允许我玩太长时间电脑游戏。allow sb to do sth“允许某人做某事”。故填to play。 42．Could you let me (look) at your new shoes? 【答案】look 【详解】句意：你能让我看看你的新鞋子吗？let sb. do sth.“让某人做某事”，固定搭配，此处应用动词原形，故填look。 43．My English teacher, Linda, often encourages us (share) nice food with our friends. 【答案】to share 【详解】句意：我的英语老师琳达经常鼓励我们和朋友分享美味的食物。share“分享”，encourage sb to do sth“鼓励某人做某事”，空处用不定式结构。故填to share。 44．He ordered everyone (put) a coin into a basin (盆) filled with water. 【答案】to put 【详解】句意：他命令每个人把一枚硬币放进盛满水的盆里。order sb. to do sth.“命令某人做某事”，固定搭配，因此这里应用动词不定式to put。故填to put。 45．I hear the children (sing) happily in the garden every day. 【答案】sing 【详解】句意：我每天听到孩子们在花园里开心地唱歌。hear sb. do sth.“听到某人做了某事”，hear sb. doing sth.“听到某人正在做某事”，结合“every day”可知每天都听到孩子们在花园里唱歌，用省略to的动词不定式。故填sing。 46．We should try (learn) more about different cultures. 【答案】to learn 【详解】句意：我们应该努力去了解更多不同的文化。learn“了解”，try to do sth.“努力做某事”，因此填动词不定式。故填to learn。 47．Jason was late for school and failed (catch) the school bus this morning. 【答案】to catch 【详解】句意：杰森上学迟到了，并且今天早上没能赶上校车。根据“Jason was late for school and failed…the school bus this morning.”可知，此处应使用“fail to do sth.”这一短语，表示“未能做某事”，此处指未能赶上校车。故填to catch。 48．My friend agrees (go) swimming with me next week. 【答案】to go 【详解】句意：我的朋友同意下星期和我一起去游泳。go“去”，agree to do sth.“同意去做某事”，为固定搭配，这里要填一个动词不定式。故填to go。 49．I expect (get) good grades in the coming exam. 【答案】to get 【详解】句意：我期待在即将到来的考试中取得好成绩。“expect to do sth期待做某事”，固定搭配，此处动词get要使用不定式形式to get。故填to get。 50．They volunteer (pick) up rubbish in the park during the holiday. 【答案】to pick 【详解】句意：他们自愿在假期期间在公园里捡垃圾。根据“volunteer”可知，此处考查固定搭配“volunteer to do sth.”（自愿做某事），所以横线处需填动词不定式形式，pick“捡”，动词，其不定式形式为to pick。故填to pick。 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 $