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Unit 4
1. To learn more about life on Mars.
To know the advantages and
disadvantages of living on Mars.
3. To learn to express our own ideas.
Learning aims
Students’ Union is going to hold a debate competition(辩论赛) next week, the topic is
NOTICE
A: The life on earth is better.
B: The life on Mars is better.
Let’s prepare for it !
clothes
food
house
travel
work
study
gravity
What would life be like on Mars?
Task 1
Free talk:
the Earth
Mars
a better world
crowded
polluted
Are American people willing to move to Mars?
Task 2 Watch and answer.
Would you like to live on Mars?
Do a survey