科目: 来源:不详 题型:单选题
A.must copy | B.must have copied |
C.should copy | D.should have copied |
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科目: 来源:不详 题型:单选题
A.should be | B.should have been |
C.must be | D.might have been |
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科目: 来源:不详 题型:单选题
A.could help | B.should help |
C.could have helped | D.must have helped |
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科目: 来源:不详 题型:单选题
A.can ask, will waste |
B.must have asked, had wasted |
C.could have asked, was wasted |
D.shouldn’t have asked, would be wasted |
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科目: 来源:不详 题型:单选题
A.shall | B.need | C.should | D.can |
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科目: 来源:不详 题型:单选题
A.may | B.can | C.must | D.will |
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科目: 来源:不详 题型:单选题
A.prefers | B.likes to | C.has better | D.would rather |
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科目: 来源:不详 题型:单选题
A.should hear | B.heard | C.hear | D.was heard |
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科目: 来源:不详 题型:单选题
A.mustn’t have run | B.can’t have run | C.shouldn’t have run | D.needn’t have run |
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