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——Has helen arrived yet?——Yeah,but I didn`t know she——until yesterday
A.will come B.is coming C.came D.was coming
人气：363 ℃ 时间：2019-08-21 11:50:44
解答
D
主句是一般过去时,宾语从句也要是过去的时态,用了过去进行时表达过去将来时.
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