八年级下Module 3 Unit 2 We have not found life on any other planets yet 课件+嵌入音视频（14张PPT）

(共14张PPT)
Watch and enjoy the beauty of the space.
Unit 2
We have not found life on any other planets yet.
Module 3
Look at the picture. What is it
* Shenzhou-9 is a manned spaceship.
* Three astronauts (Jing Haipeng, Liu Wang, and Liu Yang) went into the space.
* It made first manual docking with space module (首次手控交会对接).
spaceship Shenzhou 9
What do you know about it
P20
1
More information on Shenzhou Spaceships.
1. Anyone out there
2. Life on Earth
3. The sun and other stars
4. The stars at night
Global reading
Read and choose the best title
How long has there been life on the earth
2. Which sentence is the key sentence in Paragraph 1
There has been life on the earth for hundreds of millions of years.
However, we have not found life on any other planets yet.
Read paragraph 1 and answer the questions.
Detailed reading- Para 1
What can you learn from Para 2
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 other planets in the solar system.
Detailed reading- Para 2
A. galaxy
B. planet
C. solar system
D. star
E. universe
Match the words and expression with the pictures.
A
B
C
D
E
B
Detailed reading- Para 2
A. The light from the stars in other galaxies has travelled for a long time to reach us.
B. Scientists have received many messages from space.
C. Spaceships have visited most of the universe.
D. The spaceship has reached seven other planets already.
P21
3
Detailed reading- Para 3&4&5
Which sentence is True according to Para 3&4&5
What questions have scientists always asked from paragraph 5
Are we alone, or is life out there in space
Have there been visitors to the earth from other planets
Why has no one communicated with us
Why does the writer ask these questions
Translate and underline
1. 数亿的
2. 运转
3. 太阳系
4. 遥远
5. 足够远
6. 和……联系
7. 没有一个人
hundreds of millions of
go around
solar system
far away
far enough
communicate with…
no one
1. You can _________________ your parents or teachers when you
have any trouble.
2. There are eight planets ______________ the sun.
3. Tony’s school is _____________, so he has to take the train to school.
4. ____________ has ever met an alien in the real life before.
5. In the game, you should run _____________ to reach the ball.
Exercises
go around solar system far away
far enough communicate with no one
communicate with
going around
far away
No one
far enough
Complete the passage with the words and expression in the box.
P21
4
Finish the exercises in 《教与学》、《优加》.
Preview Language in use on pages 22-25.