题目

 How I wish __ more when I was at university, which is too late now. A. I would learn.          B. I would have learned    C. I had learned           D. I learned 答案：C在 里填合适的数，使等式成立。__×3=27 __÷7=6 __×__=32 14÷__=7 18÷__=__ __×__=16