1、非謂語動詞非謂語動詞to doTo finish the building in a month is difficultIt is difficult to finish the task in a short time. My idea is to climb the mountain from the north I cant afford to buy a new car.We found it impossible to get everything ready in time You should decide what to do next.My teacher advise m

2、e to take a summer course to improve my writing skills She has only a cold room to live in.He worked hard to support his large family.指出下列句中指出下列句中to do 的語法成分的語法成分名稱名稱語語 法法 功功 能能主主語語賓賓語語賓語賓語補足補足語語表表語語定定語語狀狀語語不定不定式式V-ing V-ed一般式一般式 to do 進行式進行式 to be doing完成式完成式 to have doneI decided to buy a special

3、gift for my mother on her birthday.The boy pretended to be doing his homework when his mother came in.Charles Babbage is generally considered to have invented the first computer.Little Tom loves to be taken to see the film once a week.The bridge is said to be being built at present.The book is said

4、to have been translated into many languages already. 一般式被動一般式被動: to be done進行式被動進行式被動: to be being done完成式被動完成式被動: to have been done 不定式作狀語：表示目的或結果不定式作狀語：表示目的或結果 （2005浙江）浙江）_more about university courses, call (920)746-3789. To find out B. Finding out C. Find out D. Having find out（2005上海）上海） It was

5、 unbelievable that the fans waited outside the gym for three hours just _ a look at the sports stars. A. had B. having C. to have D. have（2004福建）福建） The news reporters hurried to the airport, only_ the film stars had left. Ato tell Bto be told Ctelling Dtold（2005廣東）廣東） He hurried to the station only

6、 _that the train had left. to find B. finding C. found D. to have found不定式表示結果的句型：不定式表示結果的句型：1. so / such. as to do Would you be so kind as to lend me your bicycle We are not such fools as to believe him. 2. enough to do He didnt run fast enough to catch the train. 3. only to do表示出人意料的結果表示出人意料的結果 He

7、 lifted a rock only to drop it on his own feet. 4. too . to do His eyesight is too poor to read such small letters 2. 不定式作定語通常要放在其所修飾的名詞或代不定式作定語通常要放在其所修飾的名詞或代詞之后。詞之后。 (2007年全國卷年全國卷) The last one_pays the mealAgreed!Aarrived Barrives Cto arrive Darriving （2004上海春）上海春） Im going to the supermarket this

8、 afternoon. Do you have anything _ ? A. to be buying B. to buy C. for buying D. bought3. 省略省略to的不定式的不定式（1）在一感：）在一感：feel 二聽：二聽：hear, listen to 三讓：三讓：let, have, make 五看：五看：observe, see, watch, look at，notice等詞后做賓補時。被動等詞后做賓補時。被動語態要加toI heard him call me several times.I hate to see you leave so soon.Som

9、eone was heard to come up the stairs. The boy was seen to play in the river the other day. （2）在）在would rather，had better，let alone, why not后接動詞原形。后接動詞原形。 I would rather stay here than go there。 The baby can not walk let alone run。（3）nothing but，nothing except如果前面含如果前面含有有do的某種形式，則的某種形式，則but/except后接動

10、詞原形。后接動詞原形。I had no choice but to wait. She can do everything except cook. He wanted nothing but to stay there. It had no effect except to make him angry.4.保留保留to省略不定式的具體內容。在一定的上下文省略不定式的具體內容。在一定的上下文中，為了避免重復，有時不定式可以省略，但通常中，為了避免重復，有時不定式可以省略，但通常保留不定式符號保留不定式符號to -Would you like to go there with me？ -I w

11、ould like to，but I am too busy.-Can you look after my baby when I am away？-I am glad to. 注意：如果不定式的具體內容是注意：如果不定式的具體內容是to be，to have時，時，則不可以省略則不可以省略.He is not what he used to be.- Did you finish the work ？ - No, but I hoped to have. 5. 不定式主動表被動不定式主動表被動（1）不定式做后置定語，和被修飾的名詞或代）不定式做后置定語，和被修飾的名詞或代詞構成邏輯上的動賓關

12、系，但又和該句主語構成詞構成邏輯上的動賓關系，但又和該句主語構成邏輯上的主謂關系時。邏輯上的主謂關系時。 Do you have anything to say on this question ？ He is a pleasant person to work with. （全國卷（全國卷2000）Ive worked with children before, so I know what_ in my new job. expected B. to expect C. to be expecting D. expects（ 2003上海）上海） Site will tell us why

13、 she feels so strongly that each of us has a role_ in making the earth a better place to live. （ to have played B. to play A.C. to be played D. to be playing（2）不定式作形容詞的賓語，和句子主語構）不定式作形容詞的賓語，和句子主語構成邏輯上的動賓關系時。成邏輯上的動賓關系時。 The book is difficult to understand. The chair is comfortable to sit on. 特殊句意：特殊句意

14、：intend / expect / wish / mean / plan to have doneI would / should love to have done 表示未曾實現的動作表示未曾實現的動作She intended to have visited you yesterday, but she had an unexpected visitor.I would love to have gone to the party last night but I had to work extra hours to finish a report.熟記：熟記：forget to do sth. 忘記去做某事忘記去做某事 forget doing sth. 忘記已經做過某事忘記已經做過某事remember to do sth. 記住去做某事記住去做某事 remember doing sth. 記得曾經做過某事記得曾經做過某事regret to do sth. 后悔后悔/遺憾去做某事遺憾去做某事 regret doing sth. 后悔做過某事后悔做過某事stop to do sth. 停下來去做另一件事停下來去做另一件事 stop doing sth. 停止做一件事情停止做一件事情try to do sth. 努力努力/試圖做某事試圖做某事 try doing sth. 嘗試