Question

He______________in the army for ten years, and he retired last year.

A.has served
B.had served
C.served
D.had been serving

Answer 1

【答案】：B

【译文】他在部队服役十年，去年退役了。

【考点】时态

【解析】整个句子为过去时态，从时间状语for ten years可以判断这里表示过去持续的状态，所以用过去完成时，故选B。