Other people have a different idea about the future．In their view，the city of the future will be a huge pyramid-shaped building，which will be floating on the surface of the sea．About 5000 families will live there, and there will also be schools，shops in it．

In a hundred years' time，people will not need to use oil．They will heat their homes with power from the sun．

Think of space．Perhaps a station will be set up on the moon；people will be able to visit the moon as tourists．They may even spend their holidays in space，traveling from planet to planet．

 What an interesting picture!

 Many people don't think about the future．“I don’t care．I'll be dead，”they say．But it is our duty to care because the world of a hundred years' time will be the world of our children's and their children after them．

1．How many viewpoints are discussed here about the future?

    A. Two.　　 B. Three.　　 C. Four.　　 D. Five.

2. In the pessimistic view，people will　　    in a hundred years' time.

  A. have to use power from the sun

  B. have to live on the moon

  C. be able to grow food on the sea

  D. find it difficult to live on the earth

3. Where will people live in the future in the optimistic(乐观的)view?

   A. on the moon.　　 B. on the sea.

   C. In pyramids.　　 D. On other planets.　　

4. The writer of the article seems to agree　　    .　　

   A. with those who take a pessimistic view about the future   

   B. with those who look at the bright side of the future   

   C. with those who won’t trouble their heads about the future

   D. to none of these view points

Some people are pessimistic(悲观的)when they think about the future．They say that，a hundred years from now，we will have used up most of the earth's resources(资源)．We will have made our seas so dirty that we will not be able to eat fish from them．There will be so many people in the world that we will have to use all the countryside for housing；there will be no farmland left．

   Other people have a different idea about the future．In their view，the city of the future will be a huge pyramid-shaped building，which will be floating on the surface of the sea．About 5000 families will live there, and there will also be schools，shops in it．

In a hundred years' time，people will not need to use oil．They will heat their homes with power from the sun．

Think of space．Perhaps a station will be set up on the moon；people will be able to visit the moon as tourists．They may even spend their holidays in space，traveling from planet to planet．

 What an interesting picture!

 Many people don't think about the future．“I don’t care．I'll be dead，”they say．But it is our duty to care because the world of a hundred years' time will be the world of our children's and their children after them．

1．How many viewpoints are discussed here about the future?

    A. Two.　　 B. Three.　　 C. Four.　　 D. Five.

2. In the pessimistic view，people will　　    in a hundred years' time.

  A. have to use power from the sun

  B. have to live on the moon

  C. be able to grow food on the sea

  D. find it difficult to live on the earth

3. Where will people live in the future in the optimistic(乐观的)view?

   A. on the moon.　　 B. on the sea.

   C. In pyramids.　　 D. On other planets.　　

4. The writer of the article seems to agree　　    .　　

   A. with those who take a pessimistic view about the future   

   B. with those who look at the bright side of the future   

   C. with those who won’t trouble their heads about the future

   D. to none of these view points