双动词关系:
单句中,若有两个动词(be动词,行为动词,不包括助动词),他们的关系有四种:
and 连接动作先后或并列发生,前后形式一致
改为to do动作未做,准备做 改为doing动作正在做或已做
改为-ed 形式后一动作被动发生
特例:* 使、让(make ,let, have)
主动不带to,被动带to
make sb. do /make sb not do/be made to do let sb. do
* The teacher asked the students to stop talking and to listen to her.
* I have my carrepaired.(我请人修理了我的车。车被人修)
I have repaired my car.(我修理了我的车。现在完成时态)
I have him repair my car.(我让他修我的车。Have ab do sth)
(2)动词分类与句型转换
be 动词 am, is, are, was, were
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