问题描述:
Hasn't he slept for 20 hours?和Hasn't he been sleeping for 20 hours?哪个是对的?有什么区别?
Hasn't he slept for 20 hours?和Hasn't he been sleeping for 20 hours 哪个是对的?有什么区别?表达的意思是一样的吗?
Hasn't he slept for 20 hours?和Hasn't he been sleeping for 20 hours 哪个是对的?有什么区别?表达的意思是一样的吗?
问题解答:
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