2 不定式作补语 1) 动词+宾语+不定式 advise allow appoint believe cause challenge command compel consider declare——青夏教育精英家教网—

2 不定式作补语 1) 动词+宾语+不定式 advise allow appoint believe cause challenge command compel consider declare drive enable encourage find forbid force guess hire imagine impel induce inform instruct invite judge know like order permit persuade remind report request require select send state suppose tell think train trust understand urge warn 例句: a. Father will not allow us to play on the street. 父亲不让我们在街上玩耍. b. We believe him to be guilty. 我们相信他是有罪的. Find 的特殊用法: Find 后可用分词做宾补.或先加形式宾语.再加形容词.最后加带to 的动词不定式.find后也可带一个从句.此类动词还有get.have. I found him lying on the ground. I found it important to learn. I found that to learn English is important. 典型例题: The next morning she found the man in bed.dead. A. lying B. lie C. lay D. laying 答案:A.find的宾语后面.用分词或分词短语.起宾语补足语作用.现在分词表达主动.也表达正在进行.过去分词表达被动. 2) to + be 的不定式结构.作补语的动词. Acknowledge, believe, consider, think, declare, discover, fancy, feel find, guess, judge, imagine, know, prove, see, show, suppose, take, understand We consider Tom to be one of the best students in our class. 我们认为汤姆是班上最好的学生之一. 典型例题 Charles Babbage is generally considered the first computer. A. to invent B. inventing C. to have invented D. having invented 答案:A. 由consider to do sth. 排除B.D.. 此句只说明发明这一个事实.不定式后用原形即可.而C为现在完成时.发明为点动词一般不用完成时.且此处也不强调对现在的影响.因此不选C. 3) to be +形容词 Seem, appear, be said, be supposed, be believed, be thought, be known, be reported, hope, wish, desire, want, plan, expect, mean- The book is believed to be uninteresting. 人们认为这本书没什么意思. 4) there be+不定式 believe, expect, intend, like, love, mean, prefer, want, wish, undrstand We didn't expect there to be so many people there.我们没料到会有那么多人在哪里. 注意 : 有些动词需用as 短语做补语.如regard, think believe, take, consider. We regard Tom as our best teacher. 我们认为汤姆是我们最好的老师. Mary took him as her father . 玛丽把他当作自己的父亲. 【查看更多】

把下列句子中的从句改为不定式短语。

1. There are still a lot of difficulties we have to overcome.
    ________________________________________________________________________________
2. Before the machines leave the factory, there is a series of tests that must be passed.
    ________________________________________________________________________________
3. At the end of the speech he expressed the desire that he should come and work in China someday.
    ________________________________________________________________________________
4. They signed an agreement that they should expand the trade between the two countries.
    ________________________________________________________________________________
5. The commander gave orders that we should cross the river.
    ________________________________________________________________________________
6. She was excited when she heard the news.
    ________________________________________________________________________________
7. I'm glad I have seen your mother.
    ________________________________________________________________________________
8. The mother was pleased when she saw her son doing so well at school.
    ________________________________________________________________________________
9. He was very happy when he saw us so happy.
    ________________________________________________________________________________
10. They will be disappointed when they hear it.
    ________________________________________________________________________________

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最近一次调查表明有很多学生不向父母表示感谢,请你根据下表说明调查情况并对此发表你的看法。

被调查学生	理由	你的看法
1/4	抚养孩子是父母的责任不必言谢	?
1/2	不习惯言谢
1/4	有代沟

注意：1. 词数100 — 120； 2. 可适当发挥，以使行文连贯。

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最近一次调查表明有很多学生不向父母表示感谢,请你根据下表说明调查情况并对此发表你的看法。

被调查学生	理由	你的看法
1/4	抚养孩子是父母的责任不必言谢	?
1/2	不习惯言谢
1/4	有代沟

注意：1. 词数100 — 120； 2. 可适当发挥，以使行文连贯。

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最近在你校做过一次调查，结果表明有很多学生从未跟父母道过谢, 理由不尽相同。请你根据下表说明调查情况并对此发表你的看法。

被调查学生	理由	你的看法
1/4	抚养孩子是父母的责任不必言谢	？
1/2	不习惯言谢
1/4	有代沟

注意：1. 词数120 — 150； 2. 可适当发挥，以使行文连贯。

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动词不定式可以充当________以外的所有成份；不定式作主语或宾语时，常用________形式主语或形式宾语；在see, hear, watch, feel, notice, observe, make, let, have, listen to, look at等词后的补足语中，不定式不带to，但是这些句子如果变成被动结构，就必须带________；动词不定式在介词________，________，________后面时，如果这些介词之前有行为动词do的各种形式，那么，这些介词后的不定式不带to，否则要带to。

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