Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space. Section B 课件

Unit 4 Amazing Science
Topic 3 China is the third nation that sent a person into space.
section B
He is our national hero who traveled around the earth in ShenzhouV for 21 hours in 2003.
关系代词
定语从句
先行词
Review
人
物
It's a spaceship which was launched as China's first lunar probe.
Who
人
Which
物
that
人物
( ) 1.The number of people ____ lost their lives in
Wenchuan earthquake reached as many as 69,000.
A. which B. who C. Whom
( ) 2.This is a new museum ______ was built
last year.
A. when B. who C. which
( ) 3.Do you know the girl _____ is singing on
the stage?
A. who B. what C. which
Review
B
C
A
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
What do you know about the spaceships?
What do you know about the spaceships?
1.Spaceships mainly use electronic
controls.
… ...
adj. 电子的
What does 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
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.
√
√
√
探究学习
1.Spaceships which now mainly use electronic controls used to controlled by astronauts.
翻译：

过去的宇宙飞船主要由宇航员控制，而现在的主要 电子控制。
点拨：
used to do sth. 过去常常做某事。
use sth. to do sth 使用...做某事
be used to do sth. 被用来做.......
be/get used to doing sth. 习惯做某事
Group work
exercises
他以前下课常常来打篮球。
He basketball after school.
竹子被用来做筷子。
Bamboos make chopsticks.
他习惯早起。
He early.
Spaceships which now mainly use electronic controls 是 从句，修饰先行词 ,关系代词 。
used to play
are used to
is used to getting up
定语
spaceship
which
2.It's important to master computer technology.


句中It 在此做 语，动词不定式短语 to master computer technology是 语。
翻译:
形式主
真正的主
master computer technology 掌握电脑技术
掌握电脑技术是很重要的。
点拨: master---掌握，精通（动词）；主人（名词）


3.So I advise you to discover new ways to make computers serve us better.
make computers serve us better.使电脑更好地为我们服务。
点拨：make sb/sth do sth. 使...做某事
make sb. +adj. --- 使某人处于某种状态
make sb. + 名词 --- 使某人成为……
make sth done 使...被...
翻译：
因此我建议你去探索一种新方式让电脑更好地为我们服务。
点拨：advise---建议，劝告（动词）
用法：advise doing sth. advise sb. to do sth.
advice----建议（不可数名词）
用法： give sb some advice to do sth.
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
make up one's mind to do sth. 下定决心做某事
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. Most students like the teachers _____ understand them well.
A. which B. who C. where D. when
Fill in the blanks with who, which, that.
1. The train ___________ has just left is for Shenzhen.
2. Jack is no longer the person_________ I met five years ago.
3. Who is the worker _________ was late for work today?
which/that
who/that
that/who
Exercises
Summary
We learn:1. Some words:
2. Some phrases:

3. Some sentences:

We can: 1. Learn more about the astronauts’ life.
2. Learn more about attributive clauses

electronic, spacesuit
master computer technology,
advise sb. to do sth.,
make sb./sth. do, made up one’s mind
(1) Spaceships which now mainly use electronic controls
(2) I think that if I work hard then nothing is impossible.
1.Read 1a.
2.Memorize the useful expressions and key sentences which we learned today.
3.Finish Section B in your workbook.
Homework
Thank you！