题目内容
-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:B
解析:
解析:
|
答语是一个包括现在的时间状语,其中有完成时的标志词since,所以问句应该用现在完成时态;you和employ之间为被动关系。故选B项。 |
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