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I slept for two hours 和 I has slept for two hours的区别是什么

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/26 09:01:31
I slept for two hours 和 I has slept for two hours的区别是什么
I slept for two hours 是描述以前的事情.比如 I slept for two hours yesterday.
I have slept for two hours 是描述发生的事情对现在的影响.相当于中文的(已经) (了)
I have slept for two hours,I cannot sleep anymore.
我已经睡了2小时,不能再睡了.