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5.处于极大的危险中 .
6.搬到 .
7.住到地球上 .
8.用更少的水 .
9.种更多的树 .
10.在…方面发挥作用 .
a book about
What will the future be like?
more crowded and polluted
There will be fewer trees
be in great danger
move to
live on the earth
use less water
plant more trees
play a part in
3a Fill in the blanks with more, less or fewer.
In the future, there will be fresh water
because there will be pollution in the sea.
2.In 100 years , there will be cars because
there will be people in the cities.
3. There will be jobs for people because
robots will do the same jobs as people.
less
more
more
more
fewer
more
4. I think there will be cities because people will build buildings in the country.