两个圆的半径比是4:5,则两个圆面积的最简比是[ ] A.4:5 B.16:25 发布时间:2017-06-18 16:03 │ 来源:www.tikuol.com 题型:选择题 问题: 两个圆的半径比是4:5,则两个圆面积的最简比是[ ]A.4:5 B.16:25 C.5:4
题型:选择题 —I'm afraid I can't go to the party tomorrow.—_____ you told me you would. What's happened?[ ]A. And B. So C. Or D. But 查看答案