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be done ;to do ;过去分词;表被动的不同?

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/07 13:59:03
be done ;to do ;过去分词;表被动的不同?
记得老师说过make/let sb do sth 改被动就是make/let sb to do sth;
be done 也表示被动;现在又学了一个过去分词表被动,那么它们有什么不同列?
make sb do sth这个短语中的do sth是不带to的不定式.在不定式作主补的时候要带上to
如:the teacher made me to stand up.
变成被动是这样的:i was made to stand up by the teacher.
被动语态有:is/am/are done:一般现在时
was/were done:一般过去时
will be done:一般将来时
would be done:一般过去将来时
am/ is/are being done:现在进行时
was/ were being done:过去进行时
has/have been done:现在完成时
had been done:过去完成时
will have been done:将来完成时
would have been done:过去将来完成时
过去分词是非谓语动词,它也可以表被动表完成
如:i heard my name called.这个句子中的called就是过去分词,它在这里是指被叫,表被动.