People aretoday,and they livethan they did
But people don't take much exercise they .
When the number of cars ,the pollution is also doubled, or even .
Do people work they did fifty years ago?
I it late to catch the train.
(同义句转换)
Kate's father thinks that today people eat in the past.
Now we have spare time we did before.
does Lily stay at home alone?
The population is 1 fast.There will be more and more people in the world and most of them will live 2than before,because life will be better.3 will be much smaller and more useful,and there will be at least one in every home.And computer studies will be one of the important 4 for students at school.People will have more free time for sports and 5 TV.Travelling will also become 6 because of modern transportation(交通).There will be changes in our food,too.More land will be used for building new towns and houses.Then there will be less room for cows and sheep,so 7 will be more expensive.Maybe no one will eat it every day. 8 ,they eat more vegetables and fruits.Maybe people will be healthier.Work in the future will be 9 ,too.Dangerous and hard work will be done by robots.Because of this,many people will 10 their jobs. This will also be a problem.