题目

 －Don’t speak to strangers on your way to and from school any more, will you? －_______. Thank you!    A. That’s OK       B. No, I won’t      C. Yes, I will.     D. That’s right. 答案：B把一个石块放入底面周长为125.6厘米装有水的圆柱形容器中，水面升高1厘米，石块的体积是 立方厘米．