Unit 5 What are the shirts made of？ Section A Period Three课件（共24张PPT）

课件24张PPT。Section A
Period ThreeUnit 5
What are the shirts made of?boss
Germany
surface
material
traffic
postman
cap
gloven. 老板；上司
德国
n. 表面；表层
n. 材料；原料
adj. 交通；路上行使的车辆
n. 邮递员
n. （尤指有帽舌的）帽子
n. （分手指的）手套ObjectivesTo 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.1. ----你的衬衫是棉制的吗？
____ your shirts _____ ____ cotton?
-----是的, 而且它们产于美国。
Yes, they are. And they were _____ ___ the US. Grammar Focusmade inAre made of2. ----飞机模型是由什么制成？
______ the model plane ______ of?
----它是由旧木头和玻璃制成。
It’s made of ____ _____ and ______.
3. ----茶产自中国哪里？
______ ___ tea _________ in China?
---- 茶产自很多不同的地区。
It’s produced in many ________ _____.What’s madeWhere is produced different areasused wood glass4. ----茶是如何制成的？
_____ is tea __________?
----茶树种植在山坡上。当茶叶长成后,
它们被手工采摘下来，然后送去加工。
Tea plants ____ _______ on the sides
of the mountains. When the leaves are
ready, they ____ ______ by hand and
then ____ _____ for processing. How produced are grownare pickedare sent5. 在杭州人们种植茶叶。
People _____ ____ in Hangzhou.
Tea ___ ______ (by people) in
Hangzhou.grow teais grown被动语态定义：语态是动词的一种形式，用于表明主语与谓语之间的关系。
主动语态：表示主语是动作的执行者
被动语态：表示主语是动作的承受者e.g. Many people speak English.
（主动语态, 句子的主语many people是
动作speak的执行者）
English is spoken by many people.
（被动语态, 句子的主语English是动作
speak的承受者）被动语态的基本结构
be + 及物动词的过去分词
be有各种时态的变化，并有人称和数的变化。
Nowadays Chinese ______ by more and more people all over the world.
A. is spoken B. was spoken
C. speaks主动语态变被动语态的方法
We speak English.
主语 谓语 宾语
English is spoken by us.
主语 谓语 宾语
宾变主，主变宾，前加by。解题步骤
1. 找宾语—动作的承受者变主语；
2. 判断宾语单复数—be动词的单复数；
3. 判断动词时态—be动词的时态；
4. 修改谓语时态—原句动词改为过去分词；
5. 修改原句主语—即by+主语/宾语。
e.g. They make shoes in that factory.
Shoes are made by them in that
factory.一般现在时被动语态
1. 肯定句
结构：主语+ am/is /are+及物动词的过
去分词(+by+动作的执行者)。
e.g. 我们房子的窗户一星期擦一次。
The windows of our house are
cleaned once a week. 2. 否定句：
结构：主语+ is/am/are not+及物动词的过去分词+其他。
e.g. 我们房子的窗户并不是一星期擦
一次。
The windows of our house aren’t
cleaned once a week．3. 一般疑问句：
结构：is, am, are+主语 +及物动词的过去分词+其他?
e.g. 我们房子的窗户一星期擦一次吗？
Are the windows of our house
cleaned once a week?4aComplete the sentences with the correct forms of the verbs in brackets.1. Children under 18 _____________
(not allow) to watch this show
without their parents. aren’t allowed2. 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. are paidis spokenn. 老板; 上司德国4. Most of the earth’s surface
___________ (cover) by water.
5. The classroom _________ (clean) by
the students every day. is coveredis cleanedn. 表面; 表层1. —Why does the earth look blue in space?
—Because most of the earth’s surface ______ by water. （2016黄石）
A. covers B. is covered
C. cover D. are covered中考真题2. A year has four seasons and it _____ twelve months. （2016十堰）
A. divided into
B. is dividing into
C. was divided into
D. is divided into4bRewrite the sentences using the passive voice.1. Farmers plant the tea on the sides of mountains.
_____________________________
_____________________________The tea is planted on the sides of mountains by farmers.2. This shop uses the best materials to
make dresses.
________________________________
________________________________1) 主动句的谓语动词为use, 宾语是the
best materials。
2) 将the best materials作被动句的主语, 谓语动词改为are used的形式。The best materials are used by this shop to make dresses. n. 材料; 原料3. Careless driving causes many traffic
accidents.
________________________________
________________________________
4. The postman brings letters and
postcards to people’s home.
_______________________________
_______________________________ Letters and postcards are brought to people’s home by the postman. Many traffic accidents are caused by careless driving. n. 交通; 路上行驶的车辆n. 邮递员5. Our family does not use this silver
plate very often.
________________________________
________________________________ This silver plate isn’t used very often by our family.