(共24张PPT)
Section A课文讲解
Unit 4 Amazing Science
Topic 3 China is the third nation that sent a person into space.
At 0:23 on October 16, 2021, China launched the crewed spaceship Shenzhou XIII, sending three astronauts to its space station core module Tianhe for a six-month mission.
翟志刚
王亚平
叶光富
The spacecraft, atop a Long March-2F carrier rocket, was launched from the Jiuquan Satellite Launch Center in northwest China's Gobi Desert at 12:23 am (Beijing Time), according to the China Manned Space Agency.
The mission is expected to become the longest crewed spaceflight by China, doubling the time spent in the Shenzhou XII mission. It will also see the first spacewalk by a Chinese woman.
Who is the first Chinese to travel into space
Yang Liwei
He traveled around the earth in Shenzhou V in 2003.
Yang Liwei
1. How long did Shenzhou Ⅴ travel around the earth
2. What’s Chang’e Ⅰ？
(Michael and Kangkang are in the Science Museum.)
Michael: Kangkang, who is the first Chinese to travel into space
Kangkang: Yang Liwei. He is our national hero who traveled around the
earth in Shenzhou V for 21 hours in 2003.
China is the third nation that sent a person into space.
Q: How long did Shenzhou Ⅴ travel around the earth
ShenzhouⅤ travel around the earth for 21 hours.
Michael: Wonderful! All of you must be very proud.
be proud of 为……而骄傲
be the pride of 是……的骄傲
e.g. We are proud of Yang Liwei.
Yang Liwei is the pride of us.
adj.自豪的
Kangkang: Of course we are. What's more, we have launched
another four spaceships in the past few years.
What’s more 而且；另外
another four spaceships另外四个宇宙飞船
another four = four more 又有四个
Michael: That's great! It proves that China has made great progress
in its space industry.
prove
v.证明，证实
译文：很好！那证明中国已在航天事业上取得了巨大进步。
make great progress 取得很大的进步
prove+(that)从句 证明
e.g. This proves that I was right.
prove…to… 向……证明…..；给……证实……
e.g. Just give me a chance and I’ll prove it to you.
Kangkang: That's right. I'm sure that China will send more
spaceships into space.
Michael: Look, what a large crowd! Let's go and see.
send... into space 把……送往太空
a large crowd 一大群人
Kangkang: Wow! Chang’e I. It's a spaceship which was launched
as China's first lunar probe.
I hope I can travel to the moon one day.
Michael: I think your dream will be realized in the future.
lunar probe月球探测器
one day 有一天
知识拓展
Chang’e I
嫦娥一号( Chang＇e)
2007年10月24日18时5分，“娥”一号卫星被成功送入太空。它是由我国自主研制的第一颗月球探测卫星，它的成功发射，标志着中国成为世界上第五个发射月球探测器的国家。
知识拓展
Shenzhou V
2003年10月15日9时0分，“神舟”五号载人飞船发射成功，将中国第一名航天英雄杨利伟送上太空，中国成为世界上第三个能够独立开展载人航天活动的国家。飞船环绕地球14阳后返回地面。
知识拓展
Shenzhou VI
2005年10月12日9时0分，“神舟”六号载人飞船发射成功，中国第一艘执行“多人飞天”任务的载人飞船。这也是世界上人类的第243次太空飞行。飞行时间为115小时32分钟，轨道为76圈
高度为 343千米。
知识拓展
Shenzhou VII
神舟七号载人飞船于2008年9月25日21点10分04秒从中国酒泉卫星发射中心载人航天发射场用长征二号F火箭发射升空。飞船于2008年9月28日17点37分成功着陆于中国内蒙古四子王旗主着陆场。神舟七号飞船共计飞行2天20小时27分钟。
知识拓展
Shenzhou VII
神舟七号载人飞船于2008年9月25日21点10分04秒从中国酒泉卫星发射中心载人航天发射场用长征二号F火箭发射升空。飞船于2008年9月28日17点37分成功着陆于中国内蒙古四子王旗主着陆场。神舟七号飞船共计飞行2天20小时27分钟。
航天员：翟志刚、刘伯明、景海鹏
知识拓展
Shenzhou VIII
2011年11月1日神舟八号飞船发射升空，进入预定轨道 ;于2011年11月3日与天宫一号完成刚性连接，形成了组合体 ;于2011年11月17日返回舱降落于内蒙古中部地区的主着陆场区，完成对接任务 。神舟八号实现了中国空间技术的重大跨越，是中国载人航天事业发展历程中的重要里程碑 。
知识拓展
Shenzhou IX
2012年6月16日18时37分21秒，神舟九号飞船在酒泉卫星发射中心点火发射升空。2012年6月18日11时左右转入自主控制飞行，14时左右与天宫一号实施自动交会对接，这是中国实施的首次载人空间交会对接。并于2012年6月29日10点03分安全返回。神舟九号飞船已于2012年6月中旬择机发射，这也是载人航天飞船首次在夏季发射。
航天员：景海鹏 刘旺 刘洋
知识拓展
Shenzhou X
2013年6月11日17时38分02.666秒发射，由长征二号F改进型运载火箭（遥十）“神箭”成功发射。在轨飞行十五天左右，加上发射与返回，其中停留天宫十二天，共搭载三位航天员——聂海胜、张晓光、王亚平。6月13日与天宫一号进行对接。6月26日回归地球。
知识拓展
Shenzhou XI
神舟十一号飞船是指中国于2016年10月17日7时30分在中国酒泉卫星发射中心发射的神舟载人飞船。神舟十一号由长征二号F运载火箭发射。2016年11月18日下午，神舟十一号载人飞船顺利返回着陆。总飞行时间长达33天。
航天员：景海鹏和陈冬
知识拓展
Shenzhou XII
神舟十二号载人飞船于2021年6月17日从酒泉卫星发射中心发射升空，先后与天和核心舱对接形成组合体，3名航天员进驻核心舱，进行了为期3个月的驻留，9月17号返回地球在轨飞行期间进行了2次航天员出舱活动，开展了一系列空间科学实验和技术试验。
航天员：聂海胜、刘伯明、汤洪波
Bye-bye(共22张PPT)
Section C课文讲解
Unit 4 Amazing Science
Topic 3 China is the third nation that sent a person into space.
What are the computers used for
education
business
industry
communication
……..
The Importance of Computers
leisure n. 闲暇，业余时间；休闲活动
leisure adj. 空闲的，有闲的；业余的
e.g. In leisure time, my parents played with me and Coco.
Since computers were invented in the USA in the 1950s, they have become very important in many areas of work and leisure.
译文：从20世纪50年代，美国发明了电脑以后，它就在人们的工作和休闲领域有很重要的作用。
There is no doubt that computers are very useful in technology and business.
译文：毫无疑问，电脑在技术和商业领域都非常有用。
There is no doubt that… 无疑，毫无疑问……
e.g. There is no doubt that we will be successful.
There is no doubt that we did the right thing.
In space, computers have been used to control the speed and direction of a spaceship.
译文：在太空中，电脑可以用来控制宇宙飞船的速度和方向。
With the help of computers, doctors can find diseases easily and solve other problems.
译文：在电脑的帮助下，医生能够轻而易举地发现疾病并解决其他问题。
with the help of… 在……帮助下
e.g. With the help of my classmates, my spoken English got
improved in the end.
For example, tiny computers which are inside patients’ bodies can keep their hearts beating normally.
译文：例如，病人体内的微型电脑能够让他们的心脏正常跳动。
very small in size adj. 极小的，微小的
64英寸 超大型（Huge）
32英寸 大型（Large）
16英寸 中型（Medium）
8英寸 小型（Small）
4英寸 超小型（Tiny）
In factories, robots are controlled by computers that are like human brains. They can do work that is dangerous to humans.
译文：在工厂中，可以用类似人脑的电脑来控制机器人。它们可以做很危险的工作。
In business, computers are used to place and cancel orders. They are also making the workplace safer and better.
译文：在商业领域，电脑是用来设置或取消命令的。它们还能让工作场所更安全更好。
Since the Internet came into being, people's lives at home have changed, too. More and more people have personal computers that are used to play games and watch movies.
译文：电脑出现以后，人类的生活也发生了改变。越来越多的人有私人电脑用来玩游戏或看电影。
come into being 形成
more and more 越来越多
Thanks to the Internet, people can do shopping and do business at home.
译文：有了网络，人们可以在家里购物或办公。
thanks to多亏，由于
do shopping 购物
do business 经商
Instead of writing letters on paper, people communicate by sending e-mails and chatting on line.
译文：人们交流时不再用纸写信，而是发送邮件或在网上聊天。
instead of 代替
The whole world is connected. The Internet is making the world smaller, like a village.
译文：整个世界都联系在一起。网络让地球变得更小，像个村子一样。
connect v. 连接
1.connect A with B 使A与B连接
2.connect sth. (to sth.) 使电、气、水等接通
3.connect sb./sth. (with sb./sth.) 与……有联系，把……联系起来
connection n. 关系，联系
Computers have improved our lives, but they have brought problems, too. For instance, if we work on computers too long, we may get headaches or sore eyes. If we play computer games too much, we won't have enough time to study or exercise. Besides, not everything we read on the Internet is true or good for puters help us at work and at home, but they must be used properly.
for instance =for example 例如
用来举例说明某一论点或情况，一般只举同类人或物中的“一个”为例。
e.g. Many countries, Japan, for instance (for example), has a lot of earthquakes.
such as 用来列举事物时，一般列举同类人或事物中的几个例子。
e.g. I like fruits, such as apples, pears and bananas.
Computers have improved our lives, but they have brought problems, too. For instance, if we work on computers too long, we may get headaches or sore eyes. If we play computer games too much, we won't have enough time to study or exercise. Besides, not everything we read on the Internet is true or good for puters help us at work and at home, but they must be used properly.
除……之外（还有）
except 除……之外（不再有）
e.g. We all passed the exam except Tom.
我们都通过了考试，汤姆除外。（整体中……汤姆一人不及格）
except前几乎总有all、any、every、no及其复合词等词。
e.g. He answered all the questions except the last one.
除了最后一个问题没答外，其余问题他都答了。
知识拓展
except后接名词、代词、动名词和动词原形，这时except=but；
但except后跟副词、介词短语时，不能用but代替。
e.g. The window is never open except in summer.
这扇窗户从来不开，除夏季外。
He did nothing except/ but clean the house.
他只是打扫了房子。
知识拓展
computers
usage
problem
work
daily life
1.____________________________ of a spaceship.
2.help doctors _____________________________.
3._______________________________ in factories.
4.help businessmen _____________________.
1.play games and __________________________.
2._______________ and _____________ at home.
3.___________________ by sending e-mails and _______________________________.
1.get headaches or _____________________.
2.don’t have enough time __________________.
3.something on Internet is not ________________.
control the speed and direction
find diseases easily
control the robots
place and cancel orders
watch movies
do shopping
do business
communicate
chatting online
sore eyes
to study or exercise
true or good
Bye-bye
