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1. Environmental problems are too big for individual countries and individual people to address. We have reached the stage where the only way to protect the environment is at an international level. To what extent do you agree or disagree with this statement? 或Damage to environment is an inevitable consequence of the improvement in the standard of living. To what degree do you agree or disagree to this position? 2. Some people say that governments should pay for the public health care and education， while others say that it is not the governments responsibility. Please discuss both views and give your own opinion.或Some children in rural places cannot have good schools and medical facilities. To improve this situation， some people suggest that new teachers and doctors should be sent to rural places for several years. Others， however， believe every one has the free right to choose where to work. Discuss both views and give your own opinion. 3. In many countries，the proportion of older people is steadily increasing. Does this trend make positive or negative effects to society? 或 Some people believe that in order to give opportunities to new generation companies should encourage high level employees who are older than 55 to retire. Do you agree or disagree? Give your reasons and personal experience. 4. Since cities have changed a lot， the size of the cities has grown enormously. Discuss the causes and consequence of the enormous size of cities. | 
