问题
选择题
If the weather had been better, we could have had a picnic. But it _____ all day. [ ]
A. rained
B. rains
C. has rained
D. is raining
答案
答案：A
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If the weather had been better, we could have had a picnic. But it _____ all day. [ ]
A. rained
B. rains
C. has rained
D. is raining
答案：A
