You must have been to London for many times,__you
You must have been to London for many times,__you
為什么選 haven‘t而不是didn't
為什么選 haven‘t而不是didn't
英語(yǔ)人氣：658 ℃時(shí)間：2020-04-25 07:05:10
優(yōu)質(zhì)解答
情態(tài)動(dòng)詞+have+done 有兩種含義 1.表示過(guò)去所發(fā)生的2.表示已完成的動(dòng)作 本題中,根據(jù)句意,表示已完成,所以答案.
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