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Language Points
be free 免费的， 除此意思外，be free 还
有“ 有空的，空闲的之意。
e.g. People won’t use money. Everything will be free. 人们不使用钱，任何东西都是免费的。
Will you be free tomorrow morning?
你明天早上有空吗？
Books will only be on computers,
not on paper.
How will the world be different in the future?
A B. C default.
12 + =？
？。。。
Kids won’t go to school. They’ll study
at home on computers.
How will the world be different in the future?
There will only be one country.
People will live to be 200 years old.
How will the world be different in the future?
1b Listen and circle questions you hear in 1a.
People will have robots in their homes.
People won’t use money. Everything will be free.
Books will only be on computers, not on paper.
Kids won’t go to school. They’ll study at home on computers.
There will only be one country.
People will live to be 200 years old.
2a Listen and circle the words you hear.
There will be（more / less / fewer）people.
There will be (more / less / fewer) free time.
There will be (more / less / fewer) cars.
There will be (more / less / fewer) pollution.