Question

You ________ her in office last Friday．She's been out of town for two weeks．

[　　]

A．

needn't have seen

B．

might have seen

C．

must have seen

D．

can't have seen

Answer 1

答案：D
解析：

句意：上周五你不可能在办公室里见到她，她已离开小镇两个星期了。can't have done表示“不可能做”。needn't have done表示“本不必做”；might have done表示“可能做”；must have done表示“必定做过”。