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模块四 Module IV Modern life《Grammar and usage(1)： Direct speech and reported speech》集体备课PPT课件优质课下载
Unit 3
Learning aims：
By the end of the period, Ss will be able to
1. Master the basic verb forms of the passive voice and
2. Learn about some special passive patterns.
3. Learn how to use the passive voice correctly and properly.
Lead in
看图完成句子
The man _________(call) “ Good husband”.
is called
The pet dog ________________(treat) now
by the nurse.
is being treated
A frog __________ ( catch) by a big bird just now.
was caught
The man is called “ Good husband”.
The pet dog is being treated now by nurse.
A frog was caught by a big bird just now.
一、被动语态的定义：
语态是动词的一种形式，用以表示主语和谓语之间的关系。当主语是谓语动作的执行者，则为主动语态；当主语是谓语动作的承受者，则为被动语态。
被动语态由助动词be+过去分词构成，时态通过be表现出来。
am/is/are
一般现在时
am/is/are+being
现在进行时