I've been wanting to read for a long time,but Ican't get a copy.

分类: 作业答案 • 2021-12-28 15:05:18

问题描述：

I've been wanting to read for a long time,but Ican't get a copy.
这句话如何理解,'I've been wanting是什么语法结构,用的什么时态?

答

Have/has been doing 是现在完成进行时.现在完成进行时表示动作从某一时间开始,一直持续到现在,或者刚刚终止,或者可能仍然要继续下去.举例来说 I have been working on this project for 2 years.就表示一种持续到现...