河北省隆化县存瑞中学高中英语 Unit 1 Living well Grammar infinitive学案 新人教版选修7.doc

河北省隆化县存瑞中学高中英语 unit 1 living well grammar infinitive学案 新人教版选修7learning objectives:1. learn the basic rules of the infinitive.2. learn how to use it.使用说明：提前发学案，让学生根据练习册先预习。上课给出正确答案，难点重点组间合作解决，结局不了的老师点拨讲解，最后进行归纳。1.不定式作主语 不定式作主语，往往用_作形式主语，真正的主语不定式放至句子的后面。 its so nice_ _ your voice. 听到你的声音真高兴。 its _ for you _ _ the car when you do not use it. 不用车的时候，锁车是有必要的。 its very kind of you to help us._.2.不定式作宾语，大致上有三种情况 1 有些及物动词用不定式作宾语，结构为动词+不定式。常见的动词有afford aim agree arrange ask decide bother care choose demand desire determine hope fail help mean manage offer plan pretend refuse tend expect hate intendthe driver failed _ _the other car in time. 司机没能及时看见另一辆车。 he offered _ _ me. 他表示愿意帮助我。 2常用句型主语+v + it + adj / n+ to do sth 能用于这一句型的动词有：think find make believe consider feel3有些动词或动词词组可以用动词+疑问词+不定式的结构作宾语。例如： decide know consider forget learn remember show wonder find out tell inquire please show us how to do that. _. 3.不定式作宾补.1.有些有动词+宾语+不定式的结构。例如： advise allow cause challenge command drive enable encourage forbid force induce instruct invite like/love order permit make let have want get warn persuade request send tell train urge 例如：father will not allow us to play on the street. the officer ordered his men _ _. 长官命令士兵开火。2.表示使役动词 make _ have 和表示的感官动词 hear watch see notice observe feel listen to look at 等后用不带to的不定式做宾补。不定式用在被动语态使，必须带_.the students were made _ finish the exercises in class.4不定式作表语 不定式可放在_动词后面，形成表语。例如： my work is _ _ the room every day. 我的工作是每天清扫房间。 他的梦想是成为一名医生。_ 5 不定式作定语 不定式做定语通常要放在被修饰的词后，往往表示_的动作。例如： i have a lot of work _.我有许多事要做。 6 不定式作状语 1）目的状语 常用结构为to do , only to do（仅仅为了）, in order to do,so as to do, so (such) as to（如此以便）。例如： he ran so fast as to catch the first bus.他飞快地跑以便赶上第一班车。 2) 作结果状语，可以表示没有预料到的或事与愿违的结果，不定式要放在句子后面。 i awoke to find my truck gone. 我醒来发现箱子不见了。 he searched the room only _ _ nothing.他搜索房间没发现什么3）表原因 im glad to see you. 见到你很高兴。 she wept _ _ the sight. 他一看到这情形就哭了. 当堂练习：1. he is said to _ to his country because a new president comes into power.a. be allowed to return b. allow to returnc. allow returning d. be allowed returning2. he spoke in such a high voice _ at the further end of the room.a. as to be heard b. to be heard c. as to hear d. to hear3. - why was the official meeting called?- _ new officers.a. select b. selecting c. to select d. to have select4. in australia, he made a lot of friends _ a using practical knowledge of the english language. a. to get b. get c. getting d. got5. to play fair is as important as _ .a. to play well b. play well c. we play well d. playing well6. we agreed _ here but so far she hasnt turned up yet.a. having met b. eating c. to meet d. to have met7. rather than _ on a crowded bus, he always prefers _ a bicycle.a. ride, ride b. riding, ride c. ride, to ride d. to ride, riding8. the boy want to ride his bicycle in the street, but his mother told him _ .a. not to b. not to do c. not do it d. do not to9. - do you work in the lab every afternoon?- no, but sometimes, i wish i _ .a. had time to b. had time to do c. have time to d. have time10. ill do whatever i can _ my