科目: 来源:不详 题型:单选题
| A.were killed; are still missing | B.have been killed; were still missing |
| C.are killed; are still missing | D.had been killed; were still missing |
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科目: 来源:不详 题型:单选题
| A.have | B.had | C.would have had | D.will have had |
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科目: 来源:不详 题型:单选题
| A.stayed | B.am staying | C.have stayed | D.was staying |
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科目: 来源:不详 题型:单选题
| A.has succeeded | B.is to succeed | C.would succeed | D.will succeed |
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科目: 来源:不详 题型:单选题
| A.read | B.have read | C.had read | D.was reading |
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科目: 来源:不详 题型:单选题
| A.will be ended; will meet | B.is to end; will meet |
| C.will have ended; will be meeting | D.will be ended; am going to meet |
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科目: 来源:不详 题型:单选题
| A.are enjoying | B.are to enjoy |
| C.will enjoy | D.will be enjoying |
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科目: 来源:不详 题型:单选题
| A.have polluted | B.is being polluted | C.has been polluted | D.have been polluted |
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科目: 来源:不详 题型:单选题
| A.is | B.are | C.has been | D.have been |
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科目: 来源:不详 题型:单选题
| A.had decreased | B.decreased | C.has been decreasing | D.is decreasing |
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