Unit3 语法(动词不定式)讲解与练习 2026-2027学年沪教版四五学制英语八年级上册

该初中英语单元导学案以“动词不定式”为核心语法点，通过基础概念分类、用法功能解析及成分辨析构建知识框架，设计填空、选择、句型转换、汉译英等分层练习，形成“讲解-应用-巩固”的递进式学习路径，确保语法知识的系统性与连贯性。 亮点在于结合“好奇心”单元主题设计语境化练习，如“探索自然帮助孩子认识世界”等实例，通过动词不定式在真实情境中的运用提升语言能力，培养分析与解决问题的思维品质。配套练习覆盖不同难度层次，为学生提供针对性巩固，也为教师实施单元复习提供清晰的教学指导。

Unit3 Curious语法讲解与练习 动词不定式讲解与练习 一、基础概念 动词不定式分为两类: 带to的不定式(the full infinitive):to + 动词原形 不带to的不定式(the bare infinitive):动词原形(无to) 二、用法分类 (一)带 to 的不定式(to do) 用法 1:直接跟动词后作宾语 常用动词:agree, want, hope, promise 结构:主语+动词+ to do 例句:Julie wants to learn more about different cultures. 用法 2:动词+宾语+ to do(宾补结构) 常用动词:ask / advise / invite / require sb. to do sth. 例句:The school newspaper is inviting students to share their opinions. (二)不带 to 的不定式(do,动词原形) 结构:make/let/have/see/hear sb. do sth. 含义:使/让/看见/听见某人做某事 Every time he hears someone mention a new book, he will get one and read it right away. 重点特例 help以及 help sb. 后面两种形式均可 help sb. to do sth. help sb. do sth. Exploring nature helps children to learn about the world around them. Travelling helps satisfy people’s curiosity about different cultures. 补充小提示:以上感官/使役动词改成被动语态时,必须还原to He was seen to enter the hall. 三、动词不定式在句中充当的三种成分 *宾语 object (结构:动词+ to do) Dr Gu wants to give students a speech about curiosity. *宾语补足语 object complement (结构:动词+ sb. + to do) Our teacher asked us to share our opinions about curiosity in class. *目的状语 adverbials of purpose (表 “为了……”) Tom enjoyed exploring nature to see different kinds of plants. 配套语法练习 . 用括号内动词适当形式填空 1.Julie wants (learn) more about different cultures. 2.I hope (keep) being curious about new things. 3.He promised (read) more science books. 4.They agreed (take) part in the nature activity. 5.The teacher advised us (ask) more questions. 6.The newspaper invites students (share) their ideas. 7.The school requires students (keep) a curious mind. 8.We often hear him (talk) about new books. 9.The story made us (feel) interested in nature. 10.Don’t let laziness (stop) you from exploring. 11.I saw many children (study) plants in the park. 12.Exploring nature helps kids (understand) the world. 13.Travelling helps (satisfy) our curiosity. 14.Dr Gu plans (give) a speech about curiosity. 15.My mum asked me (look) up more information. 16.Nothing can make me (lose) my curiosity. 17.She hopes (find) more amazing facts about plants. 18.We watched scientists (observe) wild animals. 19.Please help me (collect) some natural samples. 20.The rule requires everyone (think) independently. 21.Tom goes outdoors (see) different kinds of plants. 22.They stopped (have) a break after exploring. 23.The teacher lets us (discuss) freely in class. 24.I want (discover) more secrets of nature. 25.Curiosity helps us (develop) new ideas. . 单项选择 1.Julie wants about different cultures. A. learn B. to learn C. learning D. learned 2.The teacher advised us curious all the time. A. be B. being C. to be D. are 3.The funny video made all of us . A. laugh B. to laugh C. laughing D. laughed 4.I often hear him about new science books. A. mention B. to mention C. mentioning D. mentioned 5.He promised late for the nature club meeting. A. not be B. not to be C. to not be D. be not 6.We will invite Dr Gu a speech in our school. A. give B. to give C. giving D. gave 7.Curiosity helps us the world better. A. know B. to knowing C. knowing D. knows 8.The school requires students active in class. A. be B. to be C. being D. are 9.Tom went to the forest different plants. A. find B. to find C. finding D. found 10.Don’t let fear you stop exploring. A. make B. to make C. making D. made 11.They agreed together to study wildlife. A. work B. to work C. working D. worked 12.I saw him into the science museum just now. A. walk B. to walk C. walking D. walks 13.—What do you plan this weekend? —I will explore the park. A. do B. to do C. doing D. did 14.Reading helps our mind active. A. stay B. to staying C. staying D. stays 15.The newspaper asks us our opinions on curiosity. A. share B. to share C. sharing D. shared . 句型改写 1.Julie wants to learn different cultures.(改为否定句) Julie wants learn different cultures. 2.The teacher asked us to keep curious.(改为一般疑问句) the teacher you to keep curious? 3.The story made me feel interested.(被动语态) I feel interested by the story. 4.He hopes to discover more secrets.(同义转换) He hopes a discovery of more secrets. 5.Tom went outdoors to see plants.(对划线部分提问) Tom go outdoors? 6.We often hear him mention new books.(被动) He is often heard new books. 7.The school requires students to ask more questions.(祈使句) more questions! 8.Nature helps children learn about the world.(改成带to结构) Nature helps children about the world. 9.She decided to stop playing mobile games.(否定含义) She decided stop playing mobile games. 10.He got up early to watch birds.(用 in order to 改写) He got up early watch birds. . 汉译英 1.Julie 想要了解更多不同文化。 2.校报邀请学生分享他们的观点。 3.每次他听见有人提起新书,就会立刻去读。 4.探索大自然帮助孩子们认识周围的世界。 5.顾博士想要给学生做一场关于好奇心的演讲。 6.老师要求我们在课堂上分享看法。 7.Tom 探索大自然,为了看见各种各样的植物。 8.我希望保持一颗好奇心。 9.不要让困难阻止你探索新事物。 10.他来到公园观察野生植物。 Keys . 动词形式填空 1.to learn 2.to keep 3.to read 4.to take 5.to ask 6.to share 7.to keep 8.talk 9.feel 10.stop 11.study 12.(to) understand 13.(to) satisfy 14.to give 15.to look 16.lose 17.to find 18.observe 19.(to) collect 20.to think 21.to see 22.to have 23.discuss 24.to discover 25.(to) develop . 单项选择 1.B 2.C 3.A 4.A 5.B 6.B 7.A 8.B 9.B 10.A 11.B 12.A 13.B 14.A 15.B . 句型改写 1.not to 2.Did; ask 3.was made to 4.to make 5.Why did 6.to mention 7.Please ask 8.to learn 9.not to 10.in order to . 汉译英 1.Julie wants to learn more about different cultures. 2.The school newspaper invites students to share their opinions. 3.Every time he hears someone mention a new book, he will read it right away. 4.Exploring nature helps children (to) learn about the world around them. 5.Dr Gu wants to give students a speech about curiosity. 6.The teacher asks us to share our opinions in class. 7.Tom explores nature to see different kinds of plants. 8.I hope to keep a curious mind. 9.Don’t let difficulties stop you from exploring new things. 10.He came to the park to watch wild plants. 2 / 2 学科网(北京)股份有限公司 $