6.動(dòng)名詞的時(shí)態(tài)
動(dòng)名詞的一般式:動(dòng)名詞的一般式表示動(dòng)作與謂語(yǔ)動(dòng)詞所表示的動(dòng)作同時(shí)發(fā)生,或在謂語(yǔ)動(dòng)詞表示的動(dòng)作之后。
如:We are interested in collecting stamps.我們對(duì)集郵感興趣。
動(dòng)名詞的完成式:動(dòng)名詞的完成式所表示的動(dòng)作發(fā)生在謂語(yǔ)動(dòng)詞表示的動(dòng)作之前。
如:We were praised for having finished the work ahead of time.我們因提前完成了這項(xiàng)工作而受到了表?yè)P(yáng)。
注:在介詞on, upon, for, after之后,常用一般式代替完成式,表示動(dòng)作發(fā)生在謂語(yǔ)動(dòng)作之前。
如:Excuse me for coming late.請(qǐng)?jiān)徫襾?lái)晚了。
第二部分 鞏固練習(xí)
用動(dòng)詞適當(dāng)形式填空:
1. The text needs___________ (explain) once again.
填 explaining/to be explained. need后面接動(dòng)名詞作賓語(yǔ)主動(dòng)表被動(dòng)。
2. The movie is worth ___________ (see).
填seeing. be worth doing.表示值得做什么
3. I've had a hard time ________ (learn) English.
填 learning. have a hard time (in) doing sth.
4. I still remember __________ (take) you to Beijing for the first time.
填 taking. remember doing sth.表示記得做過(guò)某事。
5. Clint always remember __________ (turn) off the lights when he leaves the room.
填to return. remember to do記得去做某事
6. Now he regrets ________ ( not, go) to university.
填not going. regret doing sth. 對(duì)做過(guò)的事情后悔
7. We regret ________ (inform) you that the flight has been cancelled.
填 to inform. regret to do sth. 對(duì)要做的事遺憾
8. I regret _________ (let) slip that opportunity.
填letting. regret doing sth. 對(duì)做過(guò)的事情后悔
9. Peter went on ___________ (sleep) despite the noise.
填sleeping. go on doing繼續(xù)原先沒(méi)有做完的事情
10. He welcomed the new students and then went on __________ (explain) the college regulation.
填 to explain. go on to do sth. 繼而做另外一件事
11. Mr.Smith regretted _____ (blame) his secretary for the mistake, for he later discovered it was his own fault.
填 blaming. regret doing sth. 對(duì)做過(guò)的事情后悔
12. The boy is constantly being told not to scratch the paint off the wall, but he goes on ________ (do ) it all the time.
填doing. 繼續(xù)原先沒(méi)有做完的事情
13. You must tell me the truth. I insist on _______ (tell) the truth.
填telling. 介詞on后面用動(dòng)名詞
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