内容正文:
Lesson 6
Unit 8 space travel
PART 1
Look and say.
What can you see?
Look and say.
Is the Earth the nearest planet to the sun?
Look and say.
Which is the fourth planet from the sun?
Watch a video.
Let’s learn.
atmosphere
Let’s learn.
diameter
Let’s learn.
dome
Let’s learn.
rusty iron
Let’s learn.
out of contact
失去联系
Practice.---match the words to the photos.
1 moon landing 2 spacewalk 3 Mars 4 rusty iron
1
3
4
2
Listen, read and answer the questions.
1.Why have we sent robots to Mars?
2.What do these robots do?
3. Would you like to go to Mars?
why? / why not?
To find out what dangers there are on
the planet / how to protect the astronauts.
They send information back
to Earth (about the rocks and atmosphere).
Look at the table. Compare Earth and Mars.
PART 2
Listen and say.
What’s the passage about?
Listen and say.
1. Why do you think the astronauts must speak English and Russian?
2.What activities are difficult for astronauts because there is no gravity?
Having a shower, washing their hair, going to the toilet and keeping fit
Because the two space agencies which control missions to the ISS are based in North America and Russia.
Read again and complete the fact file.
Listen and add the missing information.
Name: Samantha Cristoforetti
Nationality: Italian
Profession now: Astronaut
Think and say.
What other information do you still need to find out?
Date of birth
First job
Days at the ISS
Listen again and add the missing information.
Then check them.
Date of birth:
First job:
Days at the ISS:
Let’s check.
Name: Samantha Cristoforetti
Nationality: Italian
Profession now: Astronaut
Date of birth: April 26th 1977
First job: Pilot
Days at the ISS: 200
Group work.
Let’s learn.
against
opposing or disagreeing with sb/sth
Let’s learn.
be able to
can
Let’s learn.
float
to move slowly on water or in the air
Let’s learn.
gravity
the force that attracts objects in space towards each other, and that on the earth pulls them towards the centre of the planet, so that