题目内容
【题目】My grandma _________ all my photographs and toys since I was born in 2004．
A. keptB. has keptC. had keptD. will keep
【答案】B
【解析】
句意"自从我2004年出生以来，我奶奶一直保存着我所有的照片和玩具"。A.一般过去时；B.现在完成时；C.过去完成时；D.一般将来时。根据since I was born in 2004可知，要用现在完成时，其构成为have/ has done．故选B．
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