-–Mary knows the city quite well.--She______ well have been there before.A．needB_刷题宝

题干

-–Mary knows the city quite well.
--She______ well have been there before.

A．need

B．could

C．should

D．may

上一题下一题 0.64难度单项选择更新时间:2013-05-08 04:17:38

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