科目: 来源:不详 题型:单选题
A.was waited | B.was waiting |
C.has waited | D.have been waiting |
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科目: 来源:不详 题型:单选题
A.has played | B.is playing |
C.has been playing | D.was playing |
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科目: 来源:不详 题型:单选题
A.sell; have been sold out |
B.sold; had sold out |
C.sell; sell out |
D.are sold; have been sold out |
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科目: 来源:不详 题型:单选题
A.had leaked | B.is leaking |
C.leaked | D.has been leaking |
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科目: 来源:不详 题型:单选题
A.has been | B.had been |
C.would be | D.would have been |
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科目: 来源:不详 题型:单选题
A.was | B.is |
C.were | D.will be |
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科目: 来源:不详 题型:单选题
A.had lost | B.would lose |
C.were losing | D.lost |
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科目: 来源:不详 题型:单选题
A.have just looked around | B.just look around |
C.just looked around | D.am just looking around |
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科目: 来源:不详 题型:单选题
A.have been | B.am |
C.was | D.had been |
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科目: 来源:不详 题型:单选题
A.saw | B.will be seeing |
C.have seen | D.have been seeing |
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