Unit 4 Topic 3 China is the third nation that sent a person into space.Section B 精品课件 +嵌入音频(共31张PPT

(共31张PPT)
Unit 4 Amazing Science
Section B
Topic 3 China is the third nation
that sent a person into space.
Review
He is an American astronaut who was the first man to set foot on the moon.
关系代词
定语从句
先行词
Shenzhou Ⅹ is a spaceship that/which was launched with three astronauts in 2013.
Who
人
Which
物
that
人/物
人
物
关系词 所修饰的先行词 在从句中成分
______ 人 主语，宾语，表语
whom ______ ______
that 人或物 主语，宾语，表语
whose 人或物 ______
______ 物 主语，宾语
Who
人
宾语
由关系代词引导的定语从句
Which
定语
( ) 1. The number of people ____ lost their lives in Indonesian
earthquake reached as many as 6200.
A. which B. who C. whom D. when
( ) 2. —Have you been to the new Sports Center _____ is just
opened in town
—No, not yet.
A. where B. who C. that D. whom
( ) 3. This is a new museum ______ was built last year.
A. when B. who C. which D. in which
( ) 4. That is the girl _____ I’ll never forget
A. which B. with who C. to whom D. whom
B
C
C
D
Pre-listening
New words
/ ,lek tr n k/
adj. 电子的
electronic
spacesuit
/ spe ssju:t/
n. 航天服
/ tel sk up/
n. 望远镜
telescope
What do you know about the spaceships
What did Kangkang want to know
He wants to know something about recent spaceship developments.
development n. 发展
with the development of …
随着……的发展
develop v. 发展
developing adj.发展中的
developed adj. 发达的
While-listening
1b What can computers do to spaceships Tick the
possibilities and then listen to 1a to check your answers.
( ) 1. make food for astronauts
( ) 2. change the speed of spaceships
( ) 3. control the direction of spaceships
( ) 4. control the temperature of spaceships
Make predictions based on what you know.
√
√
√
1c Read 1a and fill in the blanks.
Kangkang wanted to know something about recent spaceship developments. Mr. Brown told him that spaceships used to be _________by astronauts and now mainly use ________ controls. Then he explained to Kangkang that the speed and ________ of spaceships as well as the temperature are controlled by computers. Kangkang then realized he knew little about computer technology. Mr. Brown _________ him to learn to use computers well and make computers _______ us better in the future. Kangkang made up his mind to work hard to _________ computer technology.
controlled
electronic
direction
advised
serve
master
(Kangkang is asking Mr. Brown something about spaceships.)
Kangkang: Spaceships are so amazing. Mr. Brown,
could you please tell me some recent spaceship developments
Mr. Brown: OK. Spaceships (which now mainly use electronic controls)
used to be controlled by astronauts.
Kangkang: But how do they work
Mr. Brown: Astronauts use computers to control the speed
and direction of their spaceships, even the temperature.
Kangkang: Perfect! But I know so little about computer technology.
Mr. Brown: It's important to master computer technology.
So I advise you to discover new ways to make computers serve us better.
Kangkang: Good idea. Thanks for your introduction, Mr. Brown.
I think that if I work hard then nothing is impossible.
1a Look, listen and say.
Find out these phrases from the text.
ask sb. about sth.
ask sb. (not) to do sth.
ask sb. for help
use sth. to do sth. = use sth. for doing sth.
1.问某人关于某事
叫某人（不）做某事
向某人求助
2.使用某物做某事
使用某物（表目的）
使用某物做某事
过去常常做某事
习惯于某事
习惯于做某事
3.了解某人/某物
对某人/某物（不）了解（多/少）
use sth. for sth.
use sth. for doing sth. = use sth. to do sth.
used to do sth.
be used to sth.
be used to doing sth.
know about sb./sth.
know (a lot/much/a little/litte) about sb./sth.
Find out these phrases from the text.
advise sb. to do sth.
a way to do sth. = a way of doing sth.
make sb. do sth. / be made to do sth.
make sb. + adj.
4.建议某人做某事
5.做某事的一种方式
6.使某人做某事/被迫使做某事
让某人（处于什么状态）
为某人制作某物
7.因为某事而感谢某人
因为做某事而感谢某人
8.向某人解释......
9.和......一起
10.学习做某事/向某人学习
/自学
11.下定决心做某事
make sb.sth. = make sth. for sb.
thank sb. for sth.
thank sb. for doing sth.
explain to sb.
as well as = with
learn to do sth./ learn from sb.
learn sth. by oneself = teach oneself sth.
make up one’s mind to do sth.
2 A. Listen to four short passages and number the pictures.
The words below the pictures may help you.
food ( ) spacesuit ( ) telescope ( ) machine ( )
2
1
3
4
2 B. Listen again and fill in the blanks.
1. A spacesuit is like a very small
_________.
2. Astronauts add ________ to __________
to make it bigger.
3. On earth, we can look at the
_______________ through telescopes.
4. __________ are training on a special
machine. It _______ them through the air.
spaceship
water
dried food
stars and planets
Astronauts
lifts
Post-listening
3. Read the following sentences and complete them
with that, which, who.
1. Do you know Neil Armstrong _________was the first man to set foot on the moon
2. This is the spaceship _________ the astronauts use on space.
3. In all big cities, there are things __________ tourists shouldn’t miss!
4. He is a man ________ means what he says.
that/who
that/which
that/which
who/that
4. Listen and read the attributive clauses, paying
attention to the pause, weak form and intonation.
1. China is the third nation /that sent a person into space.
2. Yang Liwei is our national hero /who traveled around the earth in Shenzhou V for 21 hours in 2003.
3. Spaceships /which use electronic controls /used to be controlled by astronauts.
4. Chang’e I is a spaceship /which was launched as China’s first lunar probe.
5. More and more people have personal computers /that are used to play games and watch movies.
Language points
1. Kangkang is asking Mr. Brown something about spaceships.
康康正在询问布朗先生一些关于飞船的事情。
考点：
ask sb. about sth. “询问某人关于某事”
eg. Can I ask you something about your family
拓展：ask for 要求；ask sb. for sth. 向某人要某物；
ask sb to do sth. 要求某人做某事
及时练习:（完成译句）
1. 我能要点盐吗？ Can I ask ______ some salt
2. 你可以向老师寻求帮助。
You can ask the teacher ______ help.
3. 张老师让我们每天读英语课文。
Ms.Zhang asks us ________ English texts every day.
Language points
for
for
to read
2. Spaceships which now mainly use electronic controls used to be
controlled by astronauts.
现在主要使用电子控制的飞船在过去常常是被宇航员控制的。
考点：
（1）此句的主语为spaceships, which now mainly use electronic controls 是定语从句，修饰spaceships，意为“现在主要使用电子控制的飞船”。
（2）used to be为谓语动词，used to do sth.意为“过去常常做某事”，be controlled 是被动语态结构，意为“被控制”。
eg. He used to be a singer.
（3）be used to sth.“习惯于某事”；
be used to doing sth.“习惯于做某事”
eg. I’m used to this kind of weather.
Language points
及时练习：
1. I used _____ a bus to work, but now i’m used to _____.
A. take; walking B. to take; walking
C. taking; walk D. take; walk
2. Did you used to _____ books in your spare time
A. reading B. read
C. reads D. to read
B
B
3. Astronauts use computers to control the speed and direction of
their spaceships, even the temperature.
宇航员使用电脑来控制飞船的速度及方向，甚至是温度。
考点：
use sth. to do sth. “使用某物做某事”；
use sth. for doing sth. “使用某物做某事”
eg. We can use computers to help/for helping us with our homework.
及时练习：
1. We can use this key __________ (open)the door of my house.
2. He used __________ up late,
but now he’s used __________ up early. (get)
Language points
to open
to get
to getting
4. It’s important to master computer technology.
掌握电脑科技是重要的。
考点：
（1）It’s + adj. + (for sb.）+ to do sth.
“（对某人来说）做某事是......的”
eg. It’s good for us to help old people to cross the road.
（2）find it + adj. + (for sb.) + to do sth.
“发现做某事（对某人而言）是......的”
eg. I find it easy for me to learn English well.
练习：
It’s important ____ parents to help their children stop smoking.
A. to B. for C. of D. at
Language points
B
5. So I advise you to discover new ways to make computers serve us better. 所以我建议你找寻一些新方法，让电脑更好地为我们服务。
考点：
（1）advise sb. to do sth. “建议某人做某事”
eg. I advise you to look up new words in the dictionary if you don’t understand them.
（2）to make computers 是 to do 不定式表示目的
（3）make sb. do sth. “让某人做某事”（其被动为：be made to do sth.注意：主动语态省略to；被动语态加上to。)
eg. Don’t make the boy stand over there.
练习：
The man was made ____ in heavy rain for six hours.
A. work B. works C. to work D. working
Language points
C
1. The movie ____ we saw last night was fantastic.
A. that B. what C. whose D. who
2. Liu Yang is the first woman astronaut _____ has ever traveled in space.
A. whom B. which C. who D. whose
3. People are talking about the old houses ______ Jackie Chan bought in
Anhui twenty years ago.
A. which B. where C. who D. when
4. Most students like the teachers _____ understand them well.
A. which B. who C. where D. when
5. It’s interesting that there are many people _____ speak French in Canada.
A. which B. where C. who D. whom
A
Exercises
C
A
B
C
Exercises
Fill in the blanks with who, which, that.
1. The train ___________ has just left is for Shenzhen.
2. I still remember the year ___________ we spent together.
3. Jack is no longer the person_________ I met five years ago.
4. Who is the worker _________ was late for work today
5. Some people __________ are successful language learners
often fail in other fields.
which/that
that/which
who/that
that/who
who/that
summary
We learn: 1. Some words: electronic, spacesuit
2. Some phrases: master computer technology,
advise sb. to do sth.,
make sb./sth. do, made up one’s mind
3. Some sentences:
(1) Spaceships are so amazing.
(2) I think that if I work hard then nothing is impossible.
We can: 1. Learn more about the astronauts’ life.
2. Read the attributive clauses with correct pause, weak form
and intonation.
Homework
Read 1a.
Memorize the useful expressions and key sentences which we learn today.
Finish Section B in your workbook.
Preview Section C.
Thank you!