Mary was out all night and her parents kept asking her where she______.A.wasB.isC.had been

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Mary was out all night and her parents kept asking her where she______.

A.was

B.is

C.had been

D.has been

请帮忙给出正确答案和分析,谢谢!

热搜:做二进制逻辑运算:(xB2XORx57)AND(x96ORNOT(x7D)),