plant的过去式是planted。plant不仅是名词，也是动词。做名词时是植物的意思，做动词时有种植；建设；布置等意思。例句：All plants need water and light.所有的植物都需要水和阳光。
过去式planted造句
1. She planted a kiss on each of his leathery cheeks.
她在他粗糙的面颊上左右各吻了一下。
2. Bombs were planted in stores in Manchester and Blackpool.
炸弹被安放在曼彻斯特和布莱克浦的几家商店里。
3. A bomb planted in a garbage can exploded early today.
今天早些时候，安放在垃圾箱里的一枚炸弹爆炸了。
4. The interior flatlands and valleys are thickly planted with coconuts.
内陆的平地和山谷中种着茂密的椰子树。
5. Tubs planted with wallflowers brightened the area outside the door.
桂竹香盆栽为门外的景致增色不少。