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It has become easier and more affordable for people to visit other countries.Is it a positive or negative development?
Parents should encourage children to spend less time studying and more time doing physical activities. To what extent do you agree or disagree?
Some people believe that educational qualifications always bring success, while others disagree.
Water scarcity is a serious problem in many countries. What are the causes of this？And what solutions can be done by individuals and the government?
Many animals are endangered. Some people argue that we should only protect animals that are useful to human. To what extent do you agree or disagree?
In some countries around the world men and women are having children later in life.