高等继续教育 / 大学英语I
正确率：100%
题型描述: 单选题
It ＿＿＿＿＿ for over a month and the downpour had damaged many houses.
A.had been raining cats and dogs
B.has been raining heavily
C.has rained cats and dogs
D.rained heavily
It ＿＿＿＿＿ for over a month and the downpour had damaged many houses.
A.had been raining cats and dogs
B.has been raining heavily
C.has rained cats and dogs
D.rained heavily
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