Life in 21st century（世纪） will be different from the life in the 20th century , because many changes will take place in the century, but what will the change be?
The population(人口) is growing fast. There will be more and more people in the world and most of them will live longer than before .Computers will be much smaller and useful, and there will be at least(至少) one in every family. And computer studies will be one of the most important subjects in school.
People will work fewer hours than they did in 20th century. They will have more free time for sports , watching TV and traveling. Traveling will be much cheaper and easier. And more people will go to other countries for their holidays.
There will be changes in food , too. More farmland(农田) will be used for (被用做)building towns and houses. Then there will be less room to feed cows(奶牛)and sheep( 羊),so meat will be more expensive. Maybe nobody will eat it every day ,instead they have to eat more fruit and vegetables. Many people will be healthier.
Working 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.
( ) 1.People will not have as much ___as they did in the 20th century.
A. fruit B. milk C. bread D. meat
( ) 2.In the 21th people don’t have to _____.
A. travel B. work fast C. work long hours D. eat meat
( ) 3.Travelling will be ______in the future.
A. less interesting B. more difficult
C. more expensive D. much cheaper and easier
( ) 4.In the 21th century there will be ___
A. more cows and sheep B. more people
C. fewer people D. less buildings and houses
( ) 5.Every family will have at least one ____in 21th century.
A. computer B. Mobile Phone and TV set C. DVD D. robot