My friend, who on the International Olympic Committee all his life is retiring n
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My friend, who ________ on the International Olympic Committee all his life is retiring next month.
[]A.served
B.is serving
C.had served
D.has served
试题答案
答案:D
解析:要退休的朋友为委员会服务了一辈子,强调某个动作持续到现在,因此用现在完成时。 |