had改为has,这里用完成时,不是过去完成时.
could不代表过去,只表示虚心提问对方为什么不能用过去完成时,表他以前走了多长时间那岂不是所有“过去的动作”都要用过去完成时了?I had answered this question.I had walked for hours.I had read this book.I had finished it.I had used so many "had"s。。。。过去完成时表示过去的过去,这里用完成时就行了。
could you tell me how long he had been away?哪里错了
could you tell me how long he had been away?哪里错了
英语人气:540 ℃时间:2020-03-29 14:59:38
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