关于He can't be at home,isn't he?此句是否为反义疑问句?请问和He isn't at home,isn't he?有什么关系?为什么?也请解释一下“can't”在此处的意思.He must be a doctor,isn't he?You must have studied English for three years,haven't you?/ didn't you?
问题描述：
关于He can't be at home,isn't he?此句是否为反义疑问句?
请问和He isn't at home,isn't he?有什么关系?为什么?也请解释一下“can't”在此处的意思.
He must be a doctor,isn't he?
You must have studied English for three years,haven't you?/ didn't you?
答