could be doing有这个时态吗?

来源：学生作业帮助网编辑：作业帮时间：2024/05/06 00:15:36

could be doing有这个时态吗?
could be doing
有这个时态吗?

could be doing有这个时态吗?
两种意思
一种是指推测（一般现代式）：he could be a very nice person 他有可能是个非常好的人（表示推测某人的特点）
he could be doing his homework in his room now.他现在有可能正在他的房间里做作业
表示推测某人在做某事..（和may be doing的意思差不多）
第二种是can be doing的一般过去时,he could be talking to his mom when I called him当我给他打电话时他有可能在和他的妈妈讲话.

有啊。。。
Jim could be doing homework when I called him...JIm可能在做作业哦。，当我打电话给他的时候。

过去将来进行时:would/could be doing
why am i waiting for a bird when i could be doing other things ?

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