问题 选择题

—How long _______ at this job?

  —Since 1990.

A.were you employed

B.have you been employed

C.had you been employed

D.will you be employed

答案

答案:B

选择B。这道题根据答语可知选择现在完成时态,同时主语 you和动词employ属于被动关系,因此该题考察现在完成时态的被动语态。

解答题
单项选择题