题目

东东用仪器匀速向如图容器中注水，直到注满为止.用t表示注水时间，y表示水面的高度，下列图象适合表示y与t的对应关系的是（） A . B . C . D . 答案：CNine in ten parents said there were significant differences in their approach to educating their children compared with ______ of their parents． A．those       B one     C．both               D．that