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Mars is the Next “New World," And We’ll Set Foot on it Soon
The reason we need to travel to Mars and to
establish a civilization on Mars is to protectthe long-term survival of the human species.
We need to become a space faring society andeventually we need to move far beyond Mars
not only from our own solar system but into
- Unit 8: Tourism
- Unit 9: English in the World
- Unit 10: Space Travel
- Unit 11: Changing Roles in Society
- Unit 12: My Future Career
- Unit 7: Recipes and eating habits
- Unit 5: Wonders Of Viet Nam
- Unit 6: Viet Nam: Then And Now
- Unit 4: Life In The Past
- Unit 3: Teen Stress And Pressure
- Unit 2: City Life
- Unit 1: Local Environment
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