“特殊疑问词+动词不定式”的用法归纳

1、v1.0可编辑可修改“特殊疑问词+动词不定式”的用法归纳一.由两部分构成：疑问词和动词不定式(wh-+to do)。疑问词部分包括疑问 代tW who, whom,what, which 和 whose以及疑问副词 when, where 和 how 止匕夕卜, 连接词“whether”也适用.它 主要具有以下几种功能：当主语，如： When to hold the meeting has not yet been decided. Where to live is a problem.当宾语，常接在 forget, find out, discuss, decide, tell, teach

2、, know, learn, wonder, remember等动词之后作宾语如： We must know what to say at a meeting. He could not tell whom to trust. Do you know how to play bridge当表语，如： The problem is where to find the financial aid. The question is who to elect.当名词同位语，如： Tom had no idea which book to read first. The question whether

3、 to confess troubled the girl.用于宾语补足语，双重宾语。某些动词后可接“ sb.+疑问词+不定式”构成的双重宾语，这 类动词常用的有 advise, ask, show, teach, tell 等如： I can t ell you where to get this book. I ask her how to learn English. He will advise you what to do. Will you show me how to use the machine（6）作介词宾语：某些介词后面可接"疑问词+不定式"作宾语，这

4、类介词常用的有 about, as, from, in, of, on, with 等。例如：He has no idea of how to answer this question.他不知道怎样回答这个问题。Della had only $ with which to buy Jim a present.德拉仅有 $为来吉姆买一件礼物。（which是关系代词）You have a number of topics from which to choose.你有很多题目可以选择。（which 是关系代词）二”特殊疑问词+动词不定式”这种结构可以把复合句转为简单句。如： I don '

5、 t know what I ' ll do next. = I don ' t know what to do next.The doctor told him when he should take the medicine. = The doctor told him when totake the medicine.同样，因为“特殊疑问词+动词不定式”这种结构相当于一个名词性从句，所以可用同等成分的从句代替，从而把简单句转换为复合句。改写时只需在疑问词后加上适当的主语，并把不定 式改为适当的形式的谓语即可。如：Which to choose is important.

6、= Which we should choose is important.The question is where to go. = The question is where we should go.三、”特殊疑问词+动词不定式”这种结构可构成独立问句。如：What to do 怎么办?How to get rid of the trouble如何摆脱困境按照英语语法的习惯，疑问副词 why后不直接跟动词不定式，如：误：I don ' t know why to choose that dictionary.正：I don ' t know why you must c

7、hoose that dictionary.但它可以接不带to的动词不定式，即动词原形，构成 why do sth./ why not do sth. 肯定形 式是表示某动作是不必要的或没有意义的，而否定形式是表示向某人提建议和表达看法，相当于祈使句。Today is Sunday. Why not go out to relax yourselfWhy pay more at other shops We have the best value.练习：have no idea when her the bad news.A.will tellB.tellingC. tellD. to tel

8、l2. Will you please show me how to do the role-play exerciseSure. Now let me tell you first.A. which to do B. how to doC. when to do D. what to do3. I need your help because I don ' t know.A. how to do it B. how to doC. what to do it D. what should I do4. How are you feeling here It s quite hot.

9、 I don t know to go or stay.A. how B. whenC. whether D. where5. I don ' t know to do with this maths problem.It ' s too hard.You can ask your classmates or teachers for help.A. whichB. howC. whatD. when6. Millie, could you give me some advice I don ' t know. Why don t you wear this red s

10、hirtA. when to wear B. what to wearC. how to wear D. where to wear7. I,m going on a field trip but I haven ' t decided.A. what to doB. to do whatC. where to go D. to go where8. This physics problem is too difficult. Can you show me, Wang LinSure.A. what to work it outB. what to work out itC. how

11、 to work it outD. how to work out it9. Excuse me. Would you please tell me buy a digital cameraA. what to B. where toC. what I can D. where can I10. There isn't any difference between the two. I really don't know.A. where to choose B. which to choose C. to choose what D. to choose which用“疑问词

12、+不定式”改写下列句子。we should do it was discussed last night.was discussed last night.2. I didn ' t know where I should go.I didn，t know.3. The difficulty was how we should cross the river.The difficulty was.根据汉语补全下列英语译文。1 .何时动身还不知道。is unknown.2 .我忘了该怎么办。I forgot.3 .我可以告诉你哪里可以买到此书。I can tell you.4. Yao

13、Ming 未决定下一步做什么。Yao Ming hasn ' t decide next.has decided.（至 U 哪儿工作。）Gates knew（ 怎样帮助）children.can ' t decide（是否踢足球）or do homework.8. Paul knows（ 跟谁谈）for help.should decide（ 做哪个）first.just forgot（什么时间接）his friend.仁爱版英语九年级上册Unit3 Topic3测试题第二部分基础知识运用（55分）I .单项选择。（10分）()1.This physics problem is

14、 too difficult. Can you show me, Wang LiSure.to work it outto work outitto work it outto work outit()is important the piano well.him to playhim to playhim playinghim to playing()3.Sorry, I can ' t follow you. I beg your pardonare welcome.s all right.at blem.()old farmer felt like a big ho

15、use very much.get()walk at night. How brave she is!totonot' t dare to()will go to my doctor for on healthy diet (饮食).adviceadvicesadvicepieces of advice() 's my honor to give a talk here.invitebe invited()usually go to the movies with my parents, but alone.timestimestimeafter() you want to l

16、earn English well, it's useful to before class andclass.;preview; review;to preview ; to review(),speaking and reading are all important writing.第三部分写作（25分）I .词汇。（10分）（A）根据句意及首字母提示补全单词。am very w in English, so I ' m going to work hard at it.plans have been under d.English teacher told us man

17、y good m to study.' m sorry, I can ' t follow you. Can you r thata nice story! Can you r it in English（B）根据句意及汉语提示完成句子。（坚持弹奏）the music late yesterday night.（深呼吸）and relax yourself before you give a speech in class.can learn from（ 犯错误）.is so excited that he can ' t say（ 完整的话）.order to（练习语法）,I keep a diary.n .句型转换。（5分）year the farmers plant many trees on those hills.（改为被动语态）Many trees on those hills the farmers every year.don ' t know what I should do with the broken bike.（同义句转