Module3 Unit 2 We haven’t found life on any other planets. 教学课件(共24张PPT)+内嵌视频

(共24张PPT)
Unit 2 We haven’t found life on
any other planets.
Module 3
Journey to space
太空
Journey to space
What do you know about the earth and space
Free talk
Space: large billions of planets stars discover
aliens in universe
Earth: send spaceships astronauts comfortable environment
Are humans alone in the universe
1. Anyone out there
2. Life on Earth
3. The sun and other stars
4. The stars at night
Tips: key sentences in each paragraph.
Task 1: Read the passage and choose the best title for it.
Do you know star and planets？
Do you know star and planets？
star
A star can shine.
planet
A planet can’t shine.
Do you know solar system or Galaxy？
l The Earth is a planet and it _____________ the sun.
l The sun and its planets are called ________________ .
l Our solar system is a small part of _________________.
l There are many galaxies in the_____________
Read para 2 and finish the task(1) (2)
The Earth is a planet and it _____________ the sun.
goes around
The sun and its planets are called ________________ .
the solar system
Our solar system is a small part of _______________________.
the Galaxy / the Milky Way
solar systerm
A much larger of group of stars
and planets.
There are many galaxies in the_________
universe
A. galaxy B. planet
C. solar system
D. star E. universe
2) Put them from the smallest to the largest :
Read para 2 and finish the task.
B
D
C
E
A
3) Do scientists think they will find life on other 7 planets
Why？
Because none of them has an
environment like that of the earth.
4) What is the necessary environment for life？
Read para 2 and answer the question.
No, they don’t.
What is the necessary environment for life？
3 conditions
proper temperature
water
Air
Read para 3 and 4 and answer the questions.
1) What have scientists done
2) Have spaceships reached other stars
No, they haven’t.
They have discovered many other galaxies.
They have sent spaceships to the planet Mars and travel outside the solar system.
Are we alone in the universe
Is there life out there in space
Have there been any visitors to the earth from other planets
Why has no one coummunicated with us
Do we have answers for these questions
No, we don’t know yet.
Are we alone in the universe
Is there life out there in space
Have there been any visitors to the earth from other planets
Why has no one coummunicated with us
Discuss with your partners!
technology
safety
language
environment
look
friend or fight
needs
Maybe we are not alone in the universe!
Crop Circle
UFO
There's still a long way to explore the universe.
water on Mars
Writing: What have the scientists just received
Describe the aliens
①their looks ( n. / adj. )
②what are they doing
spaceship
Mars
aliens
· Why have aliens not sent us a message
· Why have aliens not visited us on the earth
T
S
L
N
Which sentence is right
The scientists already receive messages.
The scientists have already received messages.
We just land on mars.
We have only just landed on Mars.
We not discovered aliens.
We have not yet discovered aliens.
We not discovered aliens.
We have not yet discovered aliens.
The scientists already receive messages.
The scientists have already received messages.
We just land on mars.
We have only just landed on Mars.
注意使用现在完成时
Scientists have just received a message from one of our spaceships.
Describe the aliens
①their looks ( n. / adj. )
②what are they doing
spaceship
Mars
aliens
· Why have aliens not sent us a message
· Why have aliens not visited us on the earth
Continue to write
注意使用现在完成时
stars wish
Use adjectives
Use present perfect tense
Use connectives
Spelling
Peer-assessment
Homework
Choose one of the following:
Write a 60-word summary for this passage (for lower-students)
Search for more achievements humans have done and write a 80-word passage to introduce (including present perfect tense & connectives)
*Optional: record your summary or speech.