完成式having done
来源:百度知道 编辑:UC知道 时间:2024/07/01 06:31:02
现在分词的完成式having done能用在将来时的句子中吗?请举例
可以的,having done作状语=after doing sth.,表示这个动作先于谓语动词的动作发生,并没有规定谓语部分的时态。
比如这个简单的句子:
Having finished my homework, I will go shopping.
having done 非谓语动词,将来时的句子中?
非谓语动词要与主句谓语动词比先后,如果先于主句的用完成时,也就是having done,同时或后于,则用一般式。
将来时的句子,感觉起来是虚拟假设的情况啊。但如果是虚拟假设,条件句又怎么可能是having done 呢?
一般现在时:用动词原形
一般过去时:用动词的过去式
一般将来时:will/shall+do
is/am/are going to do
过去将来时:could/would do
现在完成时:have/has done
过去完成时:had done
将来完成时:shall have done
过去将来完成时:would/could have done
现在进行时:is/am/are doing
过去进行时:was/were doing
将来进行时:will/shall be doing
过去将来进行时:would/could be doing
现在完成进行时:have/has been doing
过去完成进行时:had been doing
将来完成进行时:shall have been doing
过去将来完成进行时:would have been doing
正在完成 怎么讲的通顺呀,矛盾着呢
又“正在做”,又“已经完成”!
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