1、用be going to 和 be +ving变换句子.People will have robots in their homes.
2、People won't use money .Everything will be free.
3、Books will only be on computers ,not on paper .
4、Kids won't go to school .They'll study at home on computers.
5、There will only be one country .
6、People will live to be 200 years old .
2、3、5、 这题要写两种.