题目内容

Mary’s mother ________ every time we go to see her.


  1. A.
    is always working
  2. B.
    will always work
  3. C.
    has always worked
  4. D.
    was always working
A
表示“赞扬”,句意为“每当我们去看她时,玛丽的母亲总是在工作。”
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