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are watered
by him
Have a try !
My mother the floor every day.
The floor by my mother every day.
is swept
sweeps
sweeps
is swept
The students many trees yesterday.
Many trees by the students yesterday.
were planted
planted
planted
were planted
We should the classroom every day.
The classroom by us every day.
clean
should be cleaned
clean
should be cleaned
英语动词有两种语态:主动语态和被动语态。 1.当我们不知道谁是动作的执行者 2. 或者需强调动作的承受者时,要用被动语态。
被动语态结构:
be + 过去分词(PP) + (by …)
1.The book is write by him.
2.Our new library built last year.
3.Hurry up! The exam must finish in 100 minutes.
4. The telephone invented by Bell in 1876.
5. You will give another day to make your decision.
被动语态的构成: