1. "You should brush your teeth when you wake up and then brush them again after breakfast. Sandy,
    "你该起来后就刷牙，吃完早饭后再刷次牙。桑迪呀，

2. Sighing, he dipped his brush and passed it along the topmost board; repeated the operation; did it again; compared the insignificant whitewashed strip with the far-reaching continent of unwhitewashed fence, and sat down on a box discouraged.
    他一边叹息，一边拿刷子在桶里蘸了一下，往栅栏高处一抹；接着又一蘸一抹地重复了两遍。他看了一眼刷白的一小条，又看了看那片待刷的无边大陆，垂头丧气地在一只箱子上坐了下来。

3. If they are growing near a house, their slim leaves brush the roof gently and cool the house with th
    如果竹子生长的房屋附近, 它们那修长的叶子轻拂着屋顶, 竹荫使房屋变得凉爽.

4. I'll brush my teeth when I'm done."
    吃完了再刷。"