I _________ you, but I was busy all the time yesterday afternoon. A. could help B. had helped C. hel...
2023-01-12 20:04:04 76次 2011-2012学年陕西省高三第一次月考英语试题 选择题 反馈错误 加入收藏 正确率 : 100%
题目内容：
I _________ you, but I was busy all the time
yesterday afternoon.
A. could help B.
had helped C. helped D.
could have helped
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