TOEFL essay hints:Topic 152,153,154

152. Many parts of the world are losing important natural resources, such as forests, animals, or clean water Choose one resource that is disappearing and explain why it needs to be saved Use specific reasons and examples to support your opinion.
Clean water.
1) People cannot live without water;
2) The water is polluted at a considerable rate and clean water becomes less and less

153. Do you agree or disagree with the following statement? A zoo has no useful purpose. Use specific reasons and examples to explain your answer
Disagree.
1) People can learn knowledge of nature by visiting zoo.
2) Zoos can help people relax
3) Zoos help improve travel industry

154. In some countries, people are no longer allowed to smoke in many public places and officical buildings. Do you think this is a good rule or a bad rule? Use specific reasons and details to support your position.
It is a good rule.
1) Smoking pollutes air
2) Smoking harms people's health
3) Smoking is unfair to those people who do not smoke