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—Fire is very useful to human! —Yes, especially in winter a fire warm.A. used to keepB. c

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解决时间 2021-12-26 09:07
  • 提问者网友:戎马万世
  • 2021-12-25 19:01
—Fire is very useful to human!
—Yes, especially in winter a fire warm.
A. used to keep
B. can be used to keep
C. is used to keeping
D. was used to keeping
最佳答案
  • 五星知识达人网友:有你哪都是故乡
  • 2021-12-25 20:32
A. used to keep(答案→)B. can be used to keep C. is used to keepingD. was used to keeping解析:考查固定用法。used to do,过去常常,现在已不再如此;be used to do sth.被用于做某事;be used to doing sth.习惯于做某事。根据句意,应是火被用来取暖。所以选B。
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  • 1楼网友:洒脱疯子
  • 2021-12-25 21:35
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