Tom has been absent for two days .Do you know what to him?
Tom has been absent for two days .Do you know what to him?
A has happened B.would happen C.was happedned D.had happened
人气：196 ℃ 时间：2020-05-22 11:44:08
解答
A happen不能用被动,故不能选C,B表示过去将来,不符合； D过去完成时表示过去的过去；A现在完成时,表示过去发生对现在的影响.
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