— Is this your watch? --- ________. It’s his watch. A. Yes, it is B. No, it isn’t C. Yes, they are D. No, they aren’t 答案:B(2009?河西区)有两个等高的容器(如图),圆锥体容器的底面半径为3分米,圆柱体容器的底面半径是2分米.先将圆锥容器装满水,再把水全部倒入圆柱体容器内,这时水深比容器高度的78低1分米.圆柱体容器的容积是( )立方分米.A.36πB.32πC.24πD.18π