This robot is supposed to save a lot of labor, but it remains a problem if it . A. is B. saves C. does D. has 【查看更多】

 

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This robot is supposed to save a lot of labor, but it remains a problem if it ______.

   A. is B. saves C. does D. has

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This robot is supposed to save a lot of labor, but it remains a problem if it ______.

   A. is B. saves C. does D. has

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This robot is supposed to save a lot of labor, but it remains a problem

if it ______.

 A. is B. saves C. does D. has

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This robot is supposed to save a lot of labor, but it remains a problem if it ______.

A．is

B．saves

C．does

D．has

 

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This robot is supposed to save a lot of labor, but it remains a problem if it ______.


  1. A.
    is
  2. B.
    saves
  3. C.
    does
  4. D.
    has

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