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has had 和had had有什么区别?

来源:学生作业帮 编辑:作业帮 分类:综合作业 时间:2024/08/26 22:23:20
has had 和had had有什么区别?
has had 是现在完成时,had had 是过去完成时,has had 的 has 是第三人称,也就是“他”“她”“它” has had 意为拥有,已经拥有完了,现在还拥有,而had had 是过去拥有,现在不拥有了.