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1、WorkingthelandWarming-upandReading學(xué)習(xí)目標(biāo)1.熟記重點(diǎn)單詞和短語(yǔ)，會(huì)讀、拼寫以及使用；2.理解課文，快速掌握關(guān)鍵信息學(xué)習(xí)重難點(diǎn)掌握重點(diǎn)句型結(jié)構(gòu)并能靈活運(yùn)用學(xué)法指導(dǎo)詞不離句，句不離篇。多讀多練，記憶保鮮。學(xué)習(xí)過(guò)程生命課堂互動(dòng)探究相關(guān)材料鏈接ModernAgricultureForthousandsofyearstraditionalagricultureinChinadidnotchangeverymuch.Mostfarmswereone-familybusinesses.AlthoughChina

2、isaverybigcountry,only7%ofthelandcanbeusedforfarming.ItisonthisarablelandthatthefarmersproducefoodforthewholepopulationofChina.Itisfromtheearly1990sthatscientistsstartedtodevelopnewtechniquestoincreaseagriculturalproductionwithoutharmingtheenvironment.Chemicalfertiliz

3、ation,forexample,helpstoproducebettercrops,butisharmfultotheenvironment.Newtechniquesshouldincreaseagriculturalproductionbutalsobefriendlytoenvironment.Futureagricultureshoulddependonhightechnologyaswellastraditionalmethods.Notonlyfoodproductionisimportantbutalsotaking

4、careoftheenvironment.ThebiggestproblemofChinesefarmersistheshortageofarableland.Usingthelatesttechnologies,Chinesescientistsgrowvegetablesingreenhouses.Therootsofthesevegetablesarenotplantedinearthbuthanginwaterthatcontainsallthenutrientstheyneedtogrow.Today,manyvegeta

5、blesarenotgrowningardensbutingreenhouses.Theyareprotectedfromthewind,rainandinsects.Thetemperatureiscontrolledwithcomputers,orkeptthesame,nomatterhowtheweatherisoutside.重點(diǎn)句子1.In1974,hebecamethefirstagriculturalpioneerintheworldtogrowricethathasahighoutput.1974年，他成了世界上

6、第一位種植高產(chǎn)水稻的農(nóng)業(yè)先鋒。[解釋]不定式放在表示次序的詞thefirst,thelast,thebest以及theonly,thevery,theright等詞后面,且這些詞與動(dòng)詞不定式有邏輯上的主謂關(guān)系，結(jié)構(gòu)為：thefirst/last/best/right/only/very/...+n.+todosth.第一個(gè)/最后一個(gè)/最好的一個(gè)/合適的/唯一的/恰好的……做某事的人/物，如：1).Heisalwaysthefirst(student)tocomeandthelasttoleave.他總是第一個(gè)來(lái)和最后一個(gè)離開的（學(xué)生

7、）。2).Thelastmantoleavethesinkingshipwasthecaptain.最后一個(gè)離開正在下沉的船的是船長(zhǎng)。[練習(xí)]根據(jù)句子意思填空。1).Ithinkheistherightperson________(tell)heraboutthis.2).I’dbethefirst________(admit)Imightbewrong.2.Thisspecialstrainofricemakesitpossibletoproduceone-thirdmoreofthecropinthesamefields.這種特

8、殊的稻種使得同樣的田地多收獲三分之一的產(chǎn)量。[解釋]makeit+賓語(yǔ)補(bǔ)足語(yǔ)+動(dòng)詞不定式,it做形式賓語(yǔ),動(dòng)詞不定式是真正的賓語(yǔ)，有時(shí)真正的賓語(yǔ)是從句。常和動(dòng)詞consider/think/make/find/believe/decl