roof有顶（部）;屋顶;天花板;上腭;等意思，那么你知道roof的过去式是什么吗?下面一起来学习一下roof的过去式以及roof的用法和例句，希望对大家的学习有所帮助!
roof的过去式及其它时态
roof的过去式:roofed
roof的复数:roofs
roof过去分词:roofed
roof现在分词:roofing
roof第三人称单数:roofs
roof的用法和例句
1、Are you sure this roof is completely tight?
你能肯定这个屋顶一点都不漏 吗 ?
2、The roof sagged at one corner, where the ceiling beams had snapped with rot.
房顶的一角塌了下来，那里的天花板横梁已经腐烂断裂了。
3、The roof of the burning house fell in with a crash.
着火房子的屋顶哗啦一声塌下来.
4、The rain water drips from the roof.
雨水从屋顶滴下来.
5、The last of the ten inmates gave themselves up after twenty eight hours on the roof of the prison.
在监狱屋顶上坚持了28小时后,10名囚犯中的最后几个终于投降。
6、The pillars support the weight of the roof.
这些柱子支撑着屋顶的重量.
7、This ladder won't reach the roof.
这个梯子够不到屋顶.
8、Strapping the skis on the roof, we boarded the hovercraft in Dover.
用带子把滑水板绑在船顶后，我们就在多佛登上了气垫船。
9、Some prisoners climbed onto the roof and hung up a banner.
几个囚犯爬上房顶，挂起了一面旗子。
10、The boy frightened away the pigeons from the roof.
那男孩把屋顶上的鸽子吓飞了.
