题目内容

This cake is very sweet. You                 a lot of sugar in it


  1. A.
    should put
  2. B.
    could have put
  3. C.
    might put
  4. D.
    must have put
D
解析:
试题
分析:考查情态动词。must have done 肯定做了某事,表示对过去的肯定推测。句意:蛋糕非常甜,你肯定在里面放了很多糖。所以选D。could have done 本可以做而没做考点:考查情态动词表推测
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