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小編:環(huán)球教育 752在托??谡Z中,不作句子謂語,而具有除謂語外其他語法功能的動(dòng)詞,叫做非謂語動(dòng)詞.非謂語動(dòng)詞有動(dòng)詞不定式;動(dòng)名詞;現(xiàn)在分詞;過去分詞。那么究竟該如何使用好非謂語動(dòng)詞呢?下面,環(huán)球教育托??荚嚺嘤?xùn)為大家做進(jìn)一步說明。
用法是:
一、動(dòng)詞不定式:(to)+do, 具有名詞、形容詞、副詞的特征。
1. 不定式的形式:
否定式:not + (to) do
(1) 一般式:不定式的一般式所表示的動(dòng)作與謂語動(dòng)詞動(dòng)作同時(shí)發(fā)生或發(fā)生在謂語動(dòng)詞動(dòng)作之后, 例如:I'm glad to meet you.
(2)進(jìn)行式:不定式的進(jìn)行式所表示的動(dòng)作與謂語動(dòng)詞動(dòng)作同時(shí)發(fā)生,例如:The boy pretended to be working hard.
(3)完成式:不定式的完成式表示的動(dòng)作發(fā)生在謂語動(dòng)詞動(dòng)作之前,例如:I regretted to have told a lie.
2.不定式的句法功能:
(1)作主語:
To finish the work in ten minutes is very hard.
動(dòng)詞不定式短語作主語時(shí),常用it作形式主語,例如可用如下形式:
It is very hard to finish the work in ten minutes.
(2)作表語:
Her job is to clean the hall.
(3)作賓語:
常與不定式做賓語連用的動(dòng)詞有:want, hope, wish, offer, fail, plan, learn, pretend, refuse, manage, help, agree, promise, prefer, 如果不定式(賓語)后面有賓語補(bǔ)足語,則用it作形式賓語,真正的賓語(不定式)后置,放在賓語補(bǔ)足語后面,例如:
Marx found it important to study the situation in Russia.