问题 选择题

—You probably won't need to call Joe, but take his number, just ________.

—Thanks a lot.

A.at random 

B.in return

C.in case 

D.by heart

答案

答案:C

——你可能不需要给Joe打电话,不过还是记下他的电话号码吧,以防万一。——谢谢!in case“以防万一”,符合语境。

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