Every solid object ______ reflect a sound,varying according to the size and natu
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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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答案
C |
解析
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。 |
举一反三
The young man insisted that he ________ killed the lady and insisted that he ________ set free as soon as possible.A.not; be | B.hadn’t; was | C.shouldn’t; was | D.hadn’t; be |
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-----Have you heard the amazing news? -----But it _______ be true. Anyone with common sense won’t believe it.A.mustn’t | B.can’t | C.may not | D.shouldn’t |
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The doctor insisted that the patient _______ seriously ill and that an operation _______ in no time. A.was; be carried out | B.should be; be carried out | C.was; was carried out | D.should be; was carried out |
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The officer insisted that the young girl_____ a thief and that she____ free at once.A.was not; be set | B.should not be; be set | C.was not; was to be set | D.was not ; set |
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