摘要: --Jiangsu athletes did extremely well in the 10th National Games. --Yes, they very hard, or they such great achievements. A. must have been trained; couldn't have got B. must have trained; should have got C. must have been trained; mustn't have got D. should have been trained; couldn't have got
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--Jiangsu athletes did extremely well in the 10th National Games.
--Yes, they __ very hard, or they __ such great achievements.
A. must have been trained; couldn't have got
B. must have trained; should have got
C. must have been trained; mustn't have got
D. should have been trained; couldn't have got
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