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 BeforeIbeganthisjob,I

练习题3.24W

问题详情:

 BeforeIbeganthisjob,I

 Before I began this job, I _________ a babysitter for two years.

    A. was           B. have been      C. had been        D. am

【回答】

C

知识点:动词时态与语态

题型:选择题