7.1 不定式作宾语
1) 动词+ 不定式affordaimappearagreearrangeaskbedecidebothercarechoose come daredemanddesiredetermineexpectelectendeavorhopefail happenhelphesitatelearnlongmean manageofferoughtplanpreparepretendpromiserefuseseemtendwaitwishundertake
举例：
The driver failed to see the other car in time.司机没能及时看见另一辆车。
I happen to know the answer to your question.我碰巧知道你那道问题的答案。
2)动词+不定式 ;动词+宾语+不定式ask, beg, choose, expect , hate, help intend like, love, need prefer, prepare, promise, want, wish…
I like to keep everything tidy.我喜欢每件东西都保持整洁。
I like you to keep everything tidy.我喜欢你年使每件东西都保持整洁。
I want to speak to Tom. 我想和汤姆谈话。
I want you to speak to Tom. 我想让你和汤姆谈话。
3) 动词+疑问词+ to decide, know, consider forget, learn, remember, show, understand, see, wonder, hear, find out, explain, tell Please show us how to do that. 请演示给我们如何去做。
There are so many kinds of tape-recorders on sale that I can’t make up my mind which to buy.有这么多的录音机，我都拿不定主意买哪一种。
注意:疑问词带不定式在句中作成分时，谓语动词用单数。
The question is how to put it into practice.问题是怎样把它付诸实施。