文档介绍：Unit 4
Grammar
The Present Progressive
Passive Voice
现在进行时的被动语态
观察下列句子,说出时态及语态
We are being killed for the wool beneath our stomachs.
Our fur is being used to make sweaters for people like you.
So good things are being done here to save local wildlife.
I am being hunted these days.
2) 现在进行时的被动语态结构: am / is / are+being+done。
观察句子,找出现在进行时否定式,疑问式的结构
We are not being killed for the wool.
Our fur is not being used to make sweaters .
Are good things being done here to save local wildlife?
Are you being hunted these days?
否定式结构:
疑问句结构:
am/is/are+not+being done
Am/Is/Are+主语+being done
特殊疑问句的形式: 把特殊疑问词放在一般疑问句前面。
What is being done on the new medicine.
How many bridges are being built in the village?
“三变”:原句主语变为by短语,宾语变为主语,谓语由主动变为被动;
“三不变”:原句意思不变, 原句时态不变, 原句主谓宾以外成分不变。
They are building nine parks.
→Nine parks are being built.
→How many parks are being built?
主动语态变被动语态:
现在进行时的被动语态基本用法:
表示现在正在进行的被动动作。
.
Mary is being interviewed now.
2. 表现阶段正在进行的被动动作。
The disease is being studied at present by scientist.
The life of the panda is being studied at present .
现在正在研究熊猫的生活环境。