题目内容
Every solid object ______ reflect a sound,varying according to the size and nature of the object.
- A.must
- B.shall
- C.will
- D.should
C
每个固体物体都会反射出声音,这根据物体的大小和本质而不同。Shall 一般用于第一人称。
每个固体物体都会反射出声音,这根据物体的大小和本质而不同。Shall 一般用于第一人称。
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31.Every solid object______reflect a sound,varying according to the size and nature of the object.
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Every solid object ______ reflect a sound,varying according to the size and nature of the object.
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