下列沧海桑田的变化由人类活动引起的是( ) A.喜马拉雅山中的海洋生物化石 B.

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问题:

下列沧海桑田的变化由人类活动引起的是(  )

A.喜马拉雅山中的海洋生物化石

B.海底的古河流三角洲

C.荷兰的填海造陆

D.红海在不断扩大

考点:海陆的变迁
题型:选择题

阅读理解。

     New York, London, Paris and other big cities are exciting places to live in. There are many interesting

things to see and to do. You can go to different kinds of museums, and see all kinds of plays and films.

You can also buy things from all over the world.

     But there are serious problems in big cities, too. It's expensive to live there, and there are too many

people in the places of big cities. Every year many people move to the cities to find jobs, study at good

schools and receive good medical care. But sometimes these people can't find work or good places to live

in. Also it is hard to keep the cities safe and clean.

     Some people enjoy living in big cities, however, others do not. Before they move to big cities, they

should think about the problems of living there.

1. In big cities people can do all of the following Except _____.[ ]

A. go to different kinds of museums

B. seeing many kinds of plays and films 

C. buying things from all over the world

D. living there with little money

2. Which of the following is TRUE according to the passage? [ ]

A. Big cities are not clean and safe enough.

B. People can easily find good places to live in big cities.

C. People can always find work to do in big cities.

D. All people like to live in big cities.

3. From the passage we know that _____. [ ]

A. People in big cities are usually very dirty

B. Paris is an exciting place for people to live in

C. people will no longer like living in big cities

D. big cities don't have serious problems

4. In this passage the writer thinks it is right for people _____.[ ]

A. to move to big cities

B. not to move to big cities

C. to move to big cities without thinking of any problems

D. to move to big cities after they think over the problems of living there

5. Which is the best title for this passage? [ ]

A. Big cities

B. Interesting Things in Big Cities

C. Good Schools in Big Cities

D. New York, London and Paris

题型:选择题

以次磷酸钠为还原剂的化学镀镍,其反应产物除了镍之外,还有析出()。

题型:选择题

加快建设节约型社会的核心是( )。

A.大力推广节能减排

B.节约使用资源和提高资源利用效率

C.合理利用社会资源,避免资源浪费

D.节能、节水、节材、节地、资源综合利用和发展循环经济

题型:选择题

简述戏剧的人物和语言。

题型:选择题

《苦恼》注意小说开头的景物描写和人与马的静态肖像描绘,说明其表现手法和表现作用

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