He(work)______ in that city for eight years before he moved here.had been workin

游客2023-09-22  23

问题 He(work)______ in that city for eight years before he moved here.

选项

答案 had been working

解析 本题考查谓语动词的时态。由before引导的时间状语从句是一般过去时,又通过连词before可以看出主句的动作发生在从句动作之前,并且状语“for eight years”表示持续了一段时间,所以留空处需要用过去完成进行时had been working。
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