题目内容

— Is your mother a bus driver?
— Well, she _______________, but now she is a shopkeeper


  1. A.
    used to
  2. B.
    used to be
  3. C.
    use to be
  4. D.
    is used to being
B
used to do 的意思是,过去常常做某事,而现在不做了. be used to doing /sth 是习惯于(做)某事 的意思
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