By the time you arrive in London,we __in Europe for two weeks.A.s_英语解答

By the time you arrive in London,we __in Europe for two weeks.
A.shall stay B.will have stayed C.have stayed D.have been staying

人气：177 ℃　时间：2019-08-21 18:59:27

解答

B.By the time 相当与连词,引导的从句用一般的时态

主句用完成时,(从句用一般过去时,主句就用过去完成时;从句用一般现在

时,主句就用现在完成时)