问题描述：
-It's raining!When did it start?
-I don't know excatly.In fact,it____all this afternoon.
A.lasts B.has lasted C.lasted D.will last
那什么时候用last
-I don't know excatly.In fact,it____all this afternoon.
A.lasts B.has lasted C.lasted D.will last
那什么时候用last
问题解答：
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