Have Tack gone to the library?Neither Jack nor his friends(are)there.They are at home now.请问括号里为什么用are?为什么不用have benn?
人气：128 ℃ 时间：2020-04-08 11:06:18
解答
问句部分是问TACK去了图书馆没有?回答,TACK和他的朋友都不在图书馆,现在在家.现在在家,那么现在肯定不在图书馆了.have been 曾经,一是句意不符,二的话谁也不能谁谁谁也不能谁谁是什么意思手机打字理解一下。谁也不能断定TACK从来就没去过图书馆，是不？没人的时候他去了呢？也是有可能的嘛
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