Module 3 Journey to space Unit 2 We have not found life on any other planets yet 课件(共45张)

课件45张PPT。Unit 2
We have not found life on any other planets yet.Module 3Journey to space The sun and its planets are called _____________The earth is a ______ and it goes around the sun.
_______ other planets go around the Sun.planet Seventhe solar system
太阳系the Galaxy /
the Milky Way
银河系There are ________ stars in the Milky Way.
billions ofOur solar system is part of ____________.
Scientists have discovered many other_________ in the universe. So it is ________ to imagine how large the universe is.galaxiesimpossibleScientists have sent spaceship to Mars. The journey has taken several months. Astronauts have already been to the moon.No one has been to Mars yet, because Mars is very far away, much farther than the moon.Lots of scientists are working hard in order to send astronauts to Mars one day.Scientists have sent spaceship to the planet Mars to take photos. They have even sent spaceships to travel outside the solar system. Look at the picture and talk about what you know about Chinese spaceships.
Shenzhou-9 is a manned spaceship.When did we send it?
Where did we send it?
How long did it stay in space?
When did it return?
Who are the astronauts? on 16th of June 2012
Jiuquan, Gansu Province.
Thirteen days.
on 29th ot June 2012
Liu Yang, Jing Haipeng, Liu Wangnone
environment
that
solar
system
solar system
grouppron.没有一人
n.环境
pron.那，那个
adj.太阳的
n.系统，体系
星系，太阳系
n.群，组wordsgalaxy
universe
light
impossible
out
communicate n.星系
n.宇宙
n.光/光线/光亮
adj.不可能的
adv.在远方
v.联系，交流words
1. Anyone out there?
2. Life on the earth
3. The sun and other stars
4. The stars at night √ Read the passage and choose the best title for it. The 1st Para. Questions:
1.How long has there been life on the earth?

2.Have we found life on any other planets yet?
There has been life on the earth for hundreds of millions of years. No, we haven’t.The 2&3rd Para. 2.Put the words and expressions from the smallest to the largest :_____________ A. galaxy B. planet C. solar system
D. star E. universeWhich is true?
A: Seven planets go around the sun.
B: there are only stars in the galaxy.
C. The solar system is larger than the galaxy.
D: the Environment of the earth is different from
that other planet in the solar system.√

Spaceships have travelled to ___________ _ and_______________________. But not travelled _______________________yet,
because it is too_______.
The 4th Para.the planet Marsoutside the solar systemto other stars in our GalaxyfarThe 5th Para.Have scientists discovered any life in outer
space yet?No, not yet.Is there life out the solar system in space? We do not know the answers…yet.1. The earth is a star.
2. The sun is a star.
3. There is more than one galaxy in the universe.
4. The light from the stars in other galaxies has
travelled for a long time to reach us.
5. Scientists have received many messages from space.
6. Scientists have visited most of the universe.Check the true sentences:×√√√××Complete the passage with the words and expression in the box.Is there life on other planets? There are seven other planets in our (1) ____________, but (2)______ of them has a(n) (3)____________ like that of the earth. solar systemnoneenvironmentcommunicate environment none
solar system universe
Spaceships from the earth have done surveys of the other planets, but they have not found any life there. Why has no one from other planets tried to (4) _____________ with us? It is true that scientists have not discovered life on other planets in the (5)_________ yet, but some scientists believe that they will find it some day.communicateuniverse 1. Scientists think that there has been life on the Earth for hundreds of millions of years.
科学家认为地球上的生命已经有亿万年
了。
millions of 数百万 hundreds of 数百 thousands of 成千上万 billions of 数十亿Language pointse.g. There are billions of stars in the Galaxy, and our sun is only one of them.
银河系中有数十亿颗恒星，我们的太 阳只是其中的一个。
2. However, we have not found life on any other planets yet.
然而，我们还没有在任何其他行星上 发现生命。yet 用于否定句和疑问句，意思是“还，尚”。not … yet 的意思是“还没，尚未”，表示某事物在某一时间尚未发生，但未来也许会发生。例如：
I haven’t learnt any farther information yet.
我还没有得到进一步的信息。
Have you received her letter yet?
你收到她的来信了吗？3. The Earth is a planet and it goes around the sun. Seven other planets also go around the sun.
地球是颗行星，它围绕着太阳转。此外 还有七颗行星也围绕着太阳转。
太阳系的其他七颗行星：水星(Mercury)、金星(Venus)、火星(Mars)、木星(Jupiter)、土星(Saturn)、天王星(Uranus)、海王星(Neptune)。4. None of them has an environment like that of the earth, so scientists do not think they will find life on them.
他们中没有一个有像地球这样的环境，因 此科学家们认为在他们上面找不到生命。
none of … 表示（三个以上）一个也没
有。做主语时，谓语动词可用单数或复
数。
e.g. None of us has/have been to the Mars.
我们中没一个去过火星。
5. … our solar system is a small part of a much larger group of stars and planets, called the Galaxy or the Milky Way.
...... 我们的太阳系只是一个由恒星和行 星组成的星系的一小部分，这个星系 比太阳系大得多，称作银河系或银河。注意：none 与no one（nobody） 的区别：
none既可指人也可指物，通常与表范围的of 短语连用；no one(=nobody)只能指人，不能与of 短语连用。
如：_________ of the reasons was true.
A. None B. No one C. All
(2) none与数量有关，可回答how many问句，表示“一个也没有”；而no one表示“什么人也没有”，可回答who问句。如： -Who are you speaking to?-_________.
-How many students are there in the room?
-_________.ANo oneNone这里的the Galaxy专指“银河系”，也可以称作 the Milky Way。而galaxy则泛指“星系”。
e.g. Scientists have discovered a distant galaxy.
科学家们发现了一个遥远的星系。However, no spaceship has traveled far enough to reach other stars in our Galaxy. 然而，没有一个航天器去到足以到达我们银河系其他恒星那么远的地方。
…enough… to do
adj./ adv. + enough + to do sth. 足够…，可以…
not + adj./ adv. + enough + to do sth. 不够…可以…

(1) 我们有足够的钱花。
We have ___________________________.
(2) 他跑得够快，很快追上了我们。
He ran __________________ catch up with us soon.
(3) 他年龄不够大，照顾不了自己。
He____________________________________. enough money to spendfast enough toisn’t old enough to look after himself6. So how large is the universe? It’s impossible to imagine.
所以宇宙有多大？我们无从想象。句型: It is + 形容词 + to + 动词原形，意思是“做某事很……”
e.g. It is difficult to read these words. 读这些单词很难。7. With so many stars in the universe, are we alone, or is there life out there in space?
宇宙中有这么多星球，我们是孤独的 吗？或者太空中还有其他生命存在呢？with + 名词 + 介词短语，表示伴随情况，意思是“带着……”。
e.g. Mr. Zhang is coming with a book in his hands.
张老师手里带着一书进来了。
alone 在句中作形容词，不作定语只做表语，也可作副词。意思是“独自地”。
e.g. She was alone in that dark room.
And she feels lonely.
她独自一人呆在那黑屋子里。
她觉得很孤单。
lonely 在句中作形容词，作表语，强调人的感觉。意思是“孤独的”。
1.成百万年
2.在其它的行星上
3.绕太阳转
4.他们中没有人
5.被叫做
6.太阳系
7.一小部分
8.几十亿的星星 millions of years
on any other planets
go around the sun
none of them
be called
the solar system
a small part of
billions of starsphrases Key
9.在宇宙中
10.许多其他的星系
11.距离好远
12.不得不，必须
13.足够远
14. 如此多
15.和某人联系 in the universe
many other galaxies
far away
have/has to
far enough
so many
communicate with sb.phrases KeyWritingLook at the picture from a science story for children and answer the questions.What have the scientists just received?
(a message from one of our spaceships)
They have just received a message from one of our spaceships.
1. Where has the spaceship landed? (Mars)It has landed on Mars. 2. What has the spaceship discovered? (people on Mars)
3. Why have the people on Mars not sent us a message? (do not know how to)It has discovered people on Mars.
They do not know how to send us a message.They do not know how to visit us on the earth. 4. Why have the people on Mars not visited us on the earth? (do not know how to)1. — Where’s Mr Green?
— He _____ to Changsha.
A. have been B. has gone
C. has been
2. A number of tourists ______ Yangzhou many times because it is such a beautiful city.
A. have been to B. has been to
C. has gone to D. have gone to
AA3. — Is Tom at home?
— No, he______ to town.
A. has been B. has gone
C. goes D. will go
4. He promised to pick me up at the school gate. However, he _______ yet.
A. didn’t arrive??? B. doesn’t arrive???????
C. isn’t arriving?????D. hasn’t arrivedBD1.This city ________(call) Hangzhou.
2. The boy is old enough _______(look)
after himself
3. It is impossible _________ (finish )
work today.
4. None of them ______(come) from China.
5. China has ________(billion) of people.is calledto lookto finishcomesbillions6. The Sun ___________(not go )around
the earth.
7. _____the Scientists _____(send) spaceship
to the moon yet?
8. We sent the spaceship to planets __________
( discover) life .
9. One of ___________(galaxy) is the milky galaxy.
10. China _______(send) spaceships tens of
years ago.
doesn’t goHave sentto discovergalaxiessent单词拼写。
1. There is the earth, the sun, the moon and many other stars in the u____________.
2. There are eight planets in the solar s_________.
3. We should try our best to protect the e_______.
4. A ______(群，组) of kids were playing with a ball in the street. It’s too dangerous.
5. The l_________ in the room is poor. Don’t read in it.niverseystemnviromentgroupight单词拼写。
6. I want to know how they ___________ (交流) in the past.
7. It’s ___________(不可能的) for you to do it.
8.The?old?man?is?a____. No?one?lives?with?him.
9. I know _______(没有一个) of the students over there.
10. I am interested in the books on space _________(旅行). communicatedimpossiblelonenonetravel完成句子。
1、今天比昨天暖和多了。
　 It’s _________________ today than yesterday.
2、地球是一颗行星，它围绕着太阳转动。
The earth is a planet and it __________________ the sun.
3、很难想象宇宙到底有多大。
____________________________how large the universe is.
4、科学家们已经在宇宙中发现了许多其他星系。
Scientists __________________________ in the universe.
5、如果你有任何问题，你可以和你的老师交流一下。
If you have ___________________, you can ________________________ your teacher. much warmer goes around It’s impossible to imagine have discovered many other galaxies any problems communicate with Thank you!