(
课件网) Reading for Writing P55-57 Unit 5 Working the Land 新人教选择性必修Book 1 In this class, you will be able to: · work out the content, structure and language features of the text; · write your opinion in an essay about chemical farming or organic farming. Learning objectives A farmer is spraying chemicals that protect crops from being damaged by insects or diseases. Lead-in What is the farmer doing A farmer is spraying / spre / chemicals that help crops grow successfully. Lead-in Is there any other alternatives of chemical farming Pre-reading What do you think will be included in the text Versus: used to show that two teams or sides are against each other（表示两队或双方对阵）对，诉，对抗 While-reading Listen and check your prediction 1. What’s chemical farming 2. What’s organic farming Para.1 Chemical farming is farming using chemical pesticides and artificial fertilizers. Para.3 While-reading Skim and match the questions with each para. A. Why are man-made chemicals still used in farming B. What are the problems with chemical farming C. What is organic farming D. What are the organic methods for producing rich soil Para 1-2 Para 3 Para 4 Para 5 What’s the text type A.narration(记叙) B.exposition(说明) C.argumentation(议论) While-reading Read for the structure The _____ and _____ of chemical farming. benefits problems A _____: Organic farming. A _____: Organic farming and solution how it keep the soil rich solution Conclusion 1.Why did many farmers welcome the introduction of chemical farming 2. What concerns many people about the use of pesticides 3. What is one problem with the use of chemical fertilisers 4. How is organic farming different from chemical farming 5. Why do organic farmers change the kind of crop grown in a field every year 6. What is the goal of using organic farming methods Do you think it can be reached Why or why not While-reading Read and and answer the questions 1. Why did many farmers welcome the introduction of chemical farming Many farmers welcomed them as a great way to fight crop diseases and increase production. 2. What concerns many people about the use of pesticides Their long-term use can sometimes harm both the land and people’s health. Para.1 While-reading Read and and answer the questions 3. What is one problem with the use of chemical fertilisers Crops grown with them usually grow too fast to be rich in nutrition. Para.2 While-reading Read and and answer the questions some pesticides like DDT have been prohibited in most countries because of the damage they cause to people and the environment. Para. Main idea Details 1&2 Problems with Chemical farming Topic sentence: Many farmers welcomed chemical farming as a great way to and . However,_____. For example, Pesticides can by killing bacteria and insects. In addition, . This affects not only but also _____. In fact, . As for chemical fertilizers, Crops are lacking in_____or have . increase pro ... ...
