sth.need doing

问题描述:

sth.need doing

以主动表被动=sth need to be done

可以有这种表达方法,主动表被动
These flowers need watering。这些花需要浇水。

等于sth.need to be done,这里用主动表被动
如the flower needs watering=the flower needs to be watered ,这花需要浇水