大作文：

　　1、Most of the big cities are overpopulated. Why do people still move to big cities? Give your opinion and examples.In many countries big cities become very crowded. What are the causes and solutions for this problem, in your opinion?

　　2、 There are plenty of options available for spreading news, such as newspapers, radio, TV, Internet and so on. According to your opinion what is the best media to use? Why?

　　3、 Some animal species such as dinosaurs and dodos become extinct because of natural processes. So, it is not necessary to try and prevent this from happening. Do you agree or disagree?There are many extinct species in the world nowadays. Some people say we should protect these animals from dying out,while others say we should concentrate more on problems of human beings. Discuss both opinions and give your personal view.

　　4、More and more young people hold important positions in government. Some people think it is not suitable but others think otherwise.Discuss both views and give your own opinion.