英语(很简单滴,脑子suddenly短路了)All the children are_______(prepare\prepared) for the coming journey to Suzhou.选哪个啊.是哈是哈,我也觉得是应该是preparing,题目老怪的............

英语(很简单滴,脑子suddenly短路了)All the children are_______(prepare\prepared) for the coming journey to Suzhou.选哪个啊.是哈是哈,我也觉得是应该是preparing,题目老怪的............
英语(很简单滴,脑子suddenly短路了)
All the children are_______(prepare\prepared) for the coming journey to Suzhou.
选哪个啊.
是哈是哈,我也觉得是应该是preparing,题目老怪的............

英语(很简单滴,脑子suddenly短路了)All the children are_______(prepare\prepared) for the coming journey to Suzhou.选哪个啊.是哈是哈,我也觉得是应该是preparing,题目老怪的............
这里要表达的意思是”准备好了“,所以是prepared,准备完毕.
（preparing是表达正在为...做准备,如果将其当及物动词在这里用也是可以的）

prepared，有点怪，我常填prepareing

应该是prepared，是在被动状态下的，这些小孩是由主语做准备好