《What are the shirts made of?》PPT课件22

Objectives

To learn to use passive voice (present tense) 

Are your shirts made of cotton?

It’s produced in many different areas.

Tea is grown in Hangzhou.

Grammar Focus

1. 你的衬衫是棉的吗？

____ your shirts _____ ____ cotton?

2. 是的, 而且它们产于美国。

Yes, they are. And they were _____ ___ the US. 

3. 飞机模型是由什么制成？ 

______ the model plane ______ of?

4. 它是由旧木头和玻璃制成。

It’s made of ____ _____ and ______.

5. 茶产自中国哪里？

______ ___ tea _________ in China? 

6. 茶产自很多不同的地区。

It’s produced in many ________ _____.

7. 茶是如何制成的？

_____ is tea __________?

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一般现在时的被动语态

在英语中，动词有两种语态，即主动语态和被动语态。被动语态的基本结构是“助动词 be  + 及物动词的过去分词”，其中助动词be有人称、数和时态的变化,其变化规则与be作为连系动 完全一样。

1.一般现在时被动语态的各种句式结构

肯定式  主语+am/is/are+过去分词（ + by…)

否定式  主语+am/is/are + not +过去分词 (+by…) 

疑问式  Am/Is/Are+主语+过去分词(+ by …)?

特殊疑问词+ am/is/are+主语+过去分词（+ by ...)?

2.一般现在时被动语态的基本用法

表示经常性或习惯性发生的被动动作

I am often asked the question by my pupils. 

表示近期正在发生的被动动作

These days people are moved by a teacher named Zhang Lili.

描述某种常态化的被动的客观事实

The spaceship is mainly controlled by computer.

强调目前存在的针对行为主体人的被 限制性动作

You aren’t allowed to take photos.

... ... ...

把下列的主动句变为被动句。

1. People play football all over the world.

Football is played all over the world by people.

2. The old man on TV tells a story on Sunday.

A story is told by the old man on TV on Sunday.

3. Students listen to the kind teacher carefully.   

The kind teacher is listened to by students carefully. 

4a Complete the sentences with the correct forms of the verbs in brackets.

1.Children under 18 _______ (not allow) to watch this show without their parents.

2.We ______ (pay) by the boss on the last Friday of each month.

3.A: What language _____ (speak) in Germany? 

B: Most people speak German, but many can speak English, too.

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Explanation

1.What language is spoken in Germany?  

在德国人们说什么语言？

Germany名词，意为“德国”，是国家名称。

German是其形容词形式，意为“德国的”;还 可作名词，意为“德语;德国人”。

► The weather in Germany is quite different. 

德国的天气截然不同。

► A German speaks German.德国人说德语。   

词尾为-man表示某国人的单词的复数形式一般是把-man变为-men.

► an Englishman —— two Englishmen

► a Frenchman  ——  two  Frenchmen

但是, German “德国人”的复数形式则是直接加-s。

► a German  —— two Germans

2.Most of the earth’s surface is covered by water. 地球表面的大部分被水覆盖。

surface (the outside or top part of something) 

名词，意为“表面;表层”。

►The bowl has a shiny surface.

这个碗表面光亮。

surface (the outer appearance of person, thing or  situation.) 作名词，还可表示“外表；外观”

► Her gentleness is only on the surface.

她只是外表温和而已。

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I. 单项选择。

1. It is said that two ______ and three _____ are going to visit our school next week.

A. German; Japanese    B. Germany; Japan

C. Germanys; Japans    D. Germans; Japanese

2. Driving after drinking wine ______ in China.

A. allows    B. doesn’t allow

C. is allowed   D. isn’t allowed

3. — Excuse me, haven’t you learned the new _____ law? Everyone in a car must wear the seat belt.

— Sorry, we won’t do that again.

A. food     B. traffic  

C. medicine     D. education

4. If more trees ____, our city will be more and more beautiful.

A. plantB. planted 

C. are planted    C. were planted

... ... ...

II.句型转换。

1.I wash dishes every day. (改为被动语态)

______ ____ _______ ___ ____ every day.

2. Most of the farm work is done by machine in China today.(改为一般疑问句)

___ _____ ___ ___ _____ _____ ____ __________ in China today?

3. The jacket is made of cotton. (改为否定句)

The jacket _____ ______ ____ cotton.

4. French and English are spoken in Canada.(对画线部分提问)

______ _________ ____ _______ in Canada?

5. He takes good care of the child.(改为被动语态)

_____________________________

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【2013江苏常州】This listening material, together with its CD-ROMs, ______ well.

A. sells       B. sell     C. is sold     D. are sold

【解析】某些可以和well, easily, smoothly等副词连用的不及物动词如read, write, wash, clean, draw, cook, sell, lock, open等, 且主语是非生命的名词或代词, 用主动结构表被动含义。本句的主语为This listening material为第三人称单数; sell well意为“畅销”。句意为“这个听力材料以及它的光盘很畅销。”故选A。

【2013河南】 — Excuse me. I'm looking for Be the Best of Yourself.

— Sorry. The book you ask for______ out.

A. is selling            B. is sold    

C. was selling        D. will be sold

【解析】主语the book和动词sell构成被动关系，又时态为一般现在时，因此用一般现在时的被动语态。答语句意“对不起，你要的书已售完”。故选B。

【2013广西南宁】 Han Han’s books are popular. They _____ by many teenagers.

A. is read          B. was read        

C. are read       D. were read

【解析】由上句可知韩寒的书很受欢迎，用一般现在时；主语they是复数形式，故答案选C项。

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Homework 

Master what you have learned In this lesson. Preview the next lesson.

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