题目

We are all proud______ Yao Ming. He is one of the best basketball players in the world. A. for                                B. at                            C. with                  D. of 答案：D1、下面的小马虎计算是算式，其中只有一个是正确的，正确的是（　　）A、x5?x5=2x5=x10B、x5?x5=x5+5=x10C、x5?x2=x2×5=x10D、（x5）2=x5?x5=x25