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By the time you have completed the essential training, you exposed to virtually every new

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解决时间 2021-01-04 10:20
  • 提问者网友:戎马万世
  • 2021-01-04 04:53
By the time you have completed the essential training, you exposed to virtually every new feature of the course.
A. are
B. will have been
C. have been
D. will be
最佳答案
  • 五星知识达人网友:舊物识亽
  • 2021-01-04 05:54
A. are(答案→)B. will have beenC. have been D. will be解析:考查时态,by是完成时态的标志,完成时根据by 后面的时态决定,根据句意为可知,By the time you have completed the essential training表示的是将来的时间,意为,在你完成这个重要的培训时,动作尚未发生,因此主句选择将来完成时。
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  • 1楼网友:走死在岁月里
  • 2021-01-04 06:07
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