The children have to do their homework the moment they ___back fr_英语解答

The children have to do their homework the moment they ___back from school
A.will arrive B.will have arrived C.would arrive D.have arrived

人气：239 ℃　时间：2019-08-19 11:55:52

解答

D.have arrived,主句现在时,从句现在完成时,从句先于主句发生,孩子们一回家（先发生）,就做作业（后发生）