26．In the library all the assistants are robots.

27．The robot will be glad to help you if you say "Please"and "Thank you"．

28．Li Ming asks for help from the robot in the library.

29．Mr.Robot is a young man.

30．People say "Please"and "Thank you"only to robots.

Life in the future will be different from life today.Between then and now many changes will happen.But what will the changes be?

The population is growing fast.There will be many people in the world and most of them will live longer than people live now.

Computers 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 subjects in schools then.People will work fewer hours than they do now and they will have more free time for sports，watching TV and traveling.Traveling will be much cheaper and easier.And many more people will go to other countries for holidays.

There will be changes in our food，too. More land will be used for building new towns and houses for all the people.Then there will be less room for cows and sheep，so meat will be more expensive.Maybe no one will eat it every day.Instead，they will eat more fruits and vegetables.Maybe people will be healthier.Work in the future will be different，too.Robots will do dangerous and hard work.Because of this，many people will not have enough work to do.This will be a problem.

31．In the future there will be ______.

A．much more fruit B．fewer people

C．less vegetables D．less people

32．Every family will have at least a ______ in the future.

A．robot B．cow C．TV set D．computer

33.In the future people don't have to ______.

A．work long hours B．work fast

C．walk on foot D．eat meat

34．People may not eat ______ as much as they do today.

A．fruit B．fish

C．meat D．rice

35．One big problem in the future is that ______.

A．many people don't have to work B．many people will not be able to find work

C．people have to work fast D．all the work will be done by robots

四.补全对话(共5分)选择恰当的选项依次填入题中横线.