题目列表(包括答案和解析)
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 |
Every solid object ______ reflect a sound,varying according to the size and nature of the object.
A. must B. shall C. will D. should
Every solid object______reflect a sound,varying according to the size and nature of the object.
A.must B.shall C.will D.should
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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