题目内容
【题目】When you are home, give a call to let me know you __________ safely.
A. are arriving B. have arrived
C. had arrived D. will arrive
【答案】B
【解析】句意:你到家时打个电话给我,让我知道你已安全抵达。从语境看,在打电话时对方“巳经到达”,因此这里的宾语从句要用现在完成时,而不是现在进行时、过去完成时或一般将来时。
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