unit-2-working-the-land-period-3-優(yōu)秀教案(人教版必修4)(更新版)
【正文】 ints in size,number,degree,price,etc. pany tries to increase profits by reducing costs公司盡力通過減少花銷來提高利潤。Don’t refer to this matter again.別再提這件事了。But whatever they grow they make sure that what is left in the ground after harvesting bees a natural fertilizer for the next year’s crops.注:harvesting...在句中跟after一起充當(dāng)時間狀語。Firstly,leaving chemicals in the ground for a long time is not good for the soil or the water supply.注:leaving...在句中充當(dāng)主語。It also refers to crops growing with natural rather than chemical fertilizers.注:growing...在句中充當(dāng)定語。Period 3 Extensive ReadingThe General Idea of This PeriodThis period is about the reading of the passages:Organic can help the students learn something more about the modern agriculture.Teaching Important PointsHelp the students to understand the passages and realize the importance of organic farming.Teaching DifficultiesHow to improve the students’ reading ability.How to help the students understand the advantages of organic farming.Teaching MethodsAskingandanswering activity to check the students’ understanding of the text。Sentences and structuresFind out all the sentences with “ v.+ing” forms,and try to remember them.Translate the following sentences,and tell what part of speeches the red parts are used as.。However,using chemical fertilizers is a big problem.,在田地里長期遺留化學(xué)物質(zhì)對土壤和水源不利。
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