31.Every solid object reflect a sound.varying according to the size and nature of the object. A.must B.shall C.will D.should 查看更多

 

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31.Every solid object______reflect a sound,varying according to the size and nature of the object.

A.must

B.shall

C.will

D.Should

 

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Every solid object ______ reflect a sound,varying according to the size and nature of the object.

    A. must         B. shall           C. will             D. should

 

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Every solid object ______ reflect a sound,varying according to the size and nature of the object.


  1. A.
    must
  2. B.
    shall
  3. C.
    will
  4. D.
    should

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Every solid object______reflect a sound,varying according to the size and nature of the object.

      A.must            B.shall                    C.will                       D.should

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31.Every solid object______reflect a sound,varying according to the size and nature of the object.

      A.must           B.shall                    C.will                      D.Should

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