prepare的现在分词为preparing。prepare的意思为准备、预备，它的第三人称单数为：prepares，过去分词为：prepared，过去式为：prepared。
This process of preparing is a process of accumulation.
这准备的过程是一种积累的过程。
Production of food by preparing the land to grow crops.
用预备的土地种植作物的粮食生产。
The Prime Minister is preparing for a showdown with Ministers.
首相正准备和部长们摊牌。