Today some students get together to talk about the future. _______ will the future be like? The students make _______ about it. Listen to them:

_______ New York keeps going the way it is, it will be more crowded and polluted, with worse air and more litter(垃圾). We need to _______ the protection of the environment, so we will have a good place to live. New Yorkers need to love their city.

—Linda, aged 13

I think the future will be _______. When your house is _______, you just need to call your robot to help you do the housework. _______ will be different: all the classrooms will have computers, and you _______ have to take your schoolbags. When you want to travel, a flying board(板) will take you anywhere. It will fly very fast, and it will only take you an hour _______ to China from the US.

—Emma, aged 14

I think that if we walk or ride bikes more, there will be __________ pollution in the world in the future. Then we will live in a better environment.

—Mary, aged 13