导航 重点短语 use在使用中 turn相应地；转而；依次；轮流 3.cause damage 对..造成损坏 4.as 至于 5,be rich 大量含有（或提供） instance例如；比如
导航 重点短语 1. in use 在使用中 2. in turn 相应地;转而;依次;轮流 3.cause damage to 对……造成损坏 4.as for 至于 5.be rich in 大量含有(或提供) 6. for instance 例如;比如
导航 阅读自测 Step 1 Fast Reading 一、快速浏览课文，将段落与其主旨大意相匹配 Para.1 Para.2: A.What organic farming is. Para.3: B.The problems with chemical farming. Para.4: C.Why man-made chemicals are still used in farming. Para.5: D.Organic methods for producing rich soil
导航 阅 读 自 测 Step 1 Fast Reading 一、快速浏览课文,将段落与其主旨大意相匹配 Para.1 & Para.2: B A.What organic farming is. Para.3: A B.The problems with chemical farming. Para.4: D C.Why man-made chemicals are still used in farming. Para.5: C D.Organic methods for producing rich soil
导航 Step 2 Detailed Reading 二、仔细阅读课文，选择最佳答案 1.Why did many farmers welcome the introduction of chemical farming? A.They can fight crop disease and increase production. B.They harm both the land and people's health. C.They can help produce rich soil. D.They are not expensive
导航 Step 2 Detailed Reading 二、仔细阅读课文,选择最佳答案 1.Why did many farmers welcome the introduction of chemical farming? A A.They can fight crop disease and increase production. B.They harm both the land and people’s health. C.They can help produce rich soil. D.They are not expensive
导航 2.From the passage,we can see organic farmers are those who A.grow crops with chemical fertilisers B.grow crops with natural fertilisers C.produce organic fertilisers D.care for the environment
导航 2.From the passage,we can see organic farmers are those who B . A.grow crops with chemical fertilisers B.grow crops with natural fertilisers C.produce organic fertilisers D.care for the environment
导航 3.What concerns many people about the use of pesticides? A.Pesticides can damage the land. B.Chemicals can stay in the soil for a long time. C.Pesticides can kill harmful bacteria and insects. D.Chemicals may make people ill and even cause cancer
导航 3.What concerns many people about the use of pesticides? D A.Pesticides can damage the land. B.Chemicals can stay in the soil for a long time. C.Pesticides can kill harmful bacteria and insects. D.Chemicals may make people ill and even cause cancer