问题

(湖南省怀化市2014年高三第二次模拟考试)34. It was so nice of you to come to our aid. I don’t think we ______ it without you.
A:can manage
B:could have managed
C:must have managed
D:could manage
B:could have managed
C:must have managed
D:could manage
正确答案是:
同类题型
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