Unit 5 The power of nature Section Ⅲ Grammar——动词ing形式用作状语一、动词ing 的基本形式1.动词ing 的一般式所表示的动作与谓语动词所表示的动作一般同时进行,其形式为doing
2.动词ing 的完成式所表示的动作在谓语动词所表示的动作之前已经完成了,其形式为having done
3.动词ing 的否定式:not+doing/having done
4.动词ing 的被动式:(1)动词ing 的一般式的被动式:being done;(2)动词ing 的完成式的被动式:having been done
如:Coming into the room, she saw everybody already at their work
她一进屋,就看到每个人都在工作
Having cleaned the rooms we began to weed the garden
打扫完房间后,我们开始除花园里的草
Not mastering the way of studying, I didn't get a good result
因为没有掌握学习的方法,我没有得到好成绩
Not having heard from her for a long time, he decided to phone her
由于很久没有收到她的来信,他决定给她打电话
Being asked to give a performance, they are busy preparing for it
有人要求他们表演节目,他们正忙着准备节目
Having been given another chance, they decided to make good use of it
又拥有了一次机会,他们决定好好利用它
二、动词ing 作状语的基本用