马克思提出（） A.进行能动性实践创造活动，是人主体性的标志 B.建立一个社会，就是

任务型阅读：根据短文内容，回答下列问题。

       There are many famous museums throughout the world where people can enjoy art. Washington,

D. C. has the National Gallery of Art; Paris has the Louvre; London, the British Museum. Florida

International University (FIU) in Miami also shows art for people to see. But it is an art museum

without a building, or even a wall for its drawings and paintings.

       FIU is said to be the first computer art museum in the United States. You don't have to visit the

university to see the art. All of the art is in the school computer. You just need your own computer.

Connect it to a university computer, in only a few minutes, your computer can receive and copy all

the pictures and drawings.

       Robert Shostak is the director of the new computer museum. He says he started the museum

because computer artists had no place to show their works.

       Robert Shostak says the electronic museum is mostly for art or computer students at schools

and universities. Many of the pictures in the museum are made by students. Mr Shostak says the

FIU museum will make computer art more fun for computer artists because more people can see it.

1. Where is the FIU museum?

  ________________________________________________

2. To see the art in the FIU museum, what do people need to do?

  ________________________________________________

3. What are stored in the FIU computer museum?

________________________________________________

4. Why did Robert Shostak start the FIU museum?

  ________________________________________________

5. Who is the FIU museum mostly for?

  ________________________________________________

土壤资源开发利用中存在的问题及解决途径有哪些？

毛 * * 同志毕生最突出、最伟大的贡献，就是领导我们党和人民( )。

A．找到了新民主主义革命的正确道路，完成了反帝反封建的任务

B．建立了中华人民共和国，确立了社会主义基本制度

C．从中国实际出发探索社会主义建设的道路

D．为古老的中国赶上时代潮流、阔步走向繁荣昌盛创造了根本前提，奠定了坚实的理论和实践基础

“保护环境，就是保护人类自己”。目前，在我国城市环境中主要的大气污染物是

A．,酸雨

B．，雾

C．HCl,,粉尘

D．，烟尘

试述除氧器在运行中应达到的基本要求。