问题 选择题

Mathilde lost the necklace ______ the evening when she and her husband took part in the palace ball.

A.until 

B.at 

C.on 

D.in

答案

答案:C

介词辨析。Until直到……才; at在一点;on在某个平面,在具体某一天围。句意:马蒂尔德在他和她的丈夫参加宫廷舞会的那天晚上丢失了项链。结合语境可知是在具体某天的晚上,故用on。选C

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