That factory needs two more workers to do the work.同义句He ate

The work of that factory need to be worked by more two workers.农场离的活需要两个工人来做.
The food on the plant was eaten by him.盘子里的食物被他吃完了.
两句话都是用的被动语态.

没懂什么意思，你是说plant?

为你解答。
1、That factory needs two more workers to do the work. （同义句）
That factory needs another two workers to do the work.
那家工厂还需要两名工人来做这工作。
2、He ate up all the food on the ...

That factor needs another two workers to do the work
All the food was eaten up by him on the plant.