2021-2022学年高中英语人教版必修5教案：UNIT1 GREAT SCIENTISTS GRAMMAR （系列一） WORD版含解析.doc

1、必修五 Unit 1 Great scientistsGrammar 主备人：用案人：授课时间：_总第 课时课题课型New教学目标来源Enlarge students to learn something about To-infinitive and Bare infinitiveLet them know the functions of To-infinitive and Bare infinitive重点Try to use To-infinitive and Bare infinitive难点How to make them to use To-infinitive and Bare

2、 infinitive correctly教法及教具Teaching教学过程教 学 内 容 个案调整教师主导活动学生主体活动 Step 1 IntroductionTo-infinitive.动词不定式由“不定式符号to+动词原形”构成，否定形式not to do。是动词的一种非谓语的形式，在句中不能单独作谓语。动词不定式具有动词的性质，可以有自己的宾语和状语，也可以有时态和语态的变化。同时，它也具有非动词的性质，相当于一个名词、形容词或副词，可以在句中担任主语、宾语、宾语补足语、表语、定语和状语.来Functions:1.作主语(1)不定式短语在句中作主语。谓语动词用单数形式。e.g.: T

3、o say is one thing and to do is another. To know oneself is difficult.但在很多情况下，为了保持句子平衡，通常用it作为形式主语，而把不定式移到谓语之后，e.g.: It is difficult to know oneself.It is important to learn English.2. 作表语.不定式作表语说明主语的具体内容或表示目的。e.g.: His wish is to become an engineer. To live is to do something worthwhile.3.作宾语. 作动词的

4、宾语，即动词+to do sth. 常见的要加不定式作宾语的动词有：decide/ determine, learn, want, expect/ hope/ wish, refuse, manage, pretend, offer, promise, choose, plan, agree, ask/ beg, afford, prefer, require, enable, need, ordere.g.: He agreed to meet here but so far she hasnt turned up yet.He pretended not to see me when I

5、passed by.在find, make, think, consider等动词后，如果宾语带有宾语补足语时,常用it作形式宾语，而把真正的宾语放在宾语补足语后.e.g.: I find it interesting to study English.I think it impossible to work out the problem.4、作宾语补足语，即sb. (not) to do sth.如动词advise, allow, ask, cause, challenge, command, consider, enable, encourage, forbid, force, inf

6、orm, invite, persuade, tell, send, urge, want,warn.Eg. :I want you to speak to Tom. Ask him not to make noise.(1)在感官动词以及使役动词（let, have, make）后作宾语补足语，不定式都不带to.变为被动语态时，原不带to的不定式要变成带to的不定式.“一感(feel)二听 (hear, listen to )三让(let, have, make )四观看(see, observe, watch, look at)” e.g.: I often hear him sing t

7、he song. Did you see him go out?The boss made the employees work ten hours a day.The employees were made to work ten hours a day.(2)在表示心理状态的动词后作宾语补足语,这时不定式通常是 “to be+形容词或副词”的结构.这类动词有：consider, think, believe, find, imagine, judge, suppose, prove等。 consider, think, find后的to be常可省略.e.g.: We consider h

8、im (to be) a good teacher.来源:Z|xx|kI thought her (to be) nice and honest the first time I met her.来5作定语.不定式作定语通常放在其修饰的名词或代词之后，与被修饰的名词或代词之间是主谓关系、动宾关系、同位关系.e.g.: The next train to arrive was from New York. He has a lot of letter to write.来源:学科网ZXXK He was the best man to do the job.Women and children

9、were the first to get into the lifeboats. She has a child to take care of.There is nothing to worry about.The Browns have a comfortable house to live in.He had no money and no place to live (in).6. 作状语. 不定式作状语可以表示行为的目的、结果、原因、条件等.e.g.:To save the child, he laid down his life. To look at him, you would like him.He got to the station only to find the train had gone.(only to do 常表意想不到或不愉快的结果)Im very glad to see you. (表喜怒哀乐的形容词后跟不定式表原因)years.板书设计教学札记