解析非谓语动词
非谓语动词,顾名思义,就是不作谓语的动词;非谓语动词除了不作谓语,可以作主语、宾
语、定语、状语和表语等各种其他句子成分。要掌握非谓语动词的用法,就是要掌握不同非
谓语动词在各个句子成分的不同含义和用法。
非谓语动词的形式
非谓语动词包括:动词不定式-to do;动名词-doing;现在分词-doing;过去分词-done。
动词不定式
★ 形式
①基本形式:to do(表示主动,并且一般表示将来)
②被动式:to be done(表示被动,并且一般表示将来)
③进行式:to be doing (表示主动和进行)
④完成时:to have done(表示主动和完成)
⑤完成被动式:to have been done(表示被动和完成)
⑥完成进行式:to have been doing (表示主动和完成进行)
The teacher told us to do morning exercises .
The car to be bought is for his sister.
She pretended to be reading when the teacher came into the classroom.
The thief is said to have escaped.
The thief is said to have been arrested.
She is said to have been working in the factory over the last 20 years.
★ 功能
动词不定式在句中可以作主语、表语、宾语、定语、状语、补语。
现在分词
★ 形式
①基本形式:doing (表示主动和进行)
②被动式:being done(表示被动和进行)
③完成式:having done(表示主动和完成)
④完成被动式:having been done(表示被动和完成)
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