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1. The development of science and technology benefit our life. However, scientists cannot find effective solutions to the problems they created. To what degree do you agree or disagree with this opinion? 或As technology develops, more shopping and business is done through the internet while communication face to face becomes less frequent. Is this a positive or a negative development? 2. More and more employees work at home with modern technology. Some people claim that it benefits only workers, but not employers. To what extent do you agree or disagree? 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. 5. 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? | 
