题目

–To tell the truth，Tony，it never occurs to me that you are an athlete. – ___________Most people，including some friends of mine，don’t think so，either.      A.Oh，really？     B. That’s it.          C.What a pity！     D. Why not？ 答案：A5．4里面有16个$\frac{1}{4}$；6个$\frac{1}{11}$是$\frac{6}{11}$．