1. Every apartment house has a water tank on its roof. 每栋公寓房子都有一个水塔。
2. Because the weather was very hot, he carried the bed on to the roof of his house. 由于天气很热，他便把床搬到了他的屋顶上。
3. The tiles on the roof overlap one another. 房上的瓦是一块搭著一块的.
4. The roof of the mine passage collapsed. 巷道的顶部塌了.
5. There was no time for play now. On the roof of the schoolhouse some pigeons were softly cooing, and I said to myself, " 现在可没功夫玩了. 在校舍的屋顶上有几只鸽子在咕咕地叫.
6. The contract specifies red tiles for the roof. 合同规定屋顶用红瓦盖。
7. The roof is covered with tiles. 屋顶上覆盖着瓦。
8. The day after, he asked him to mend his roof for him. 第三天，他又要汉斯去帮他修理屋顶。
9. The tops of trees form a kind of roof, under which there is little light, as the sun cannot get in, and it is very quiet because the trees keep out the wind. 树冠形成一种顶篷，阳光几乎无法透入，所以林中光线很暗。又因为树木挡住了风，所以林中也很寂静。
10. They dismissed their maid, they gave up their apartment, they took a garret under the roof. 他们打发掉了女仆，放弃了房子，住到了屋顶下面的阁楼里。