高中英语 21 Warming Warming Up Pre reading Reading Comprehending课件 新人教版必修4 课件VIP免费

Unit2Workingtheland课标导航主题导读功能PersuasionI’drather...I’dprefer...because...IfIhaveachoiceI’llchoose...It’sbetterto...Idon’tlike...because...It’sagreatpitythat...Youneedto...Theadvantagesare...What’stheadvantageof...?词汇struggledecadesuperoutputhungerdisturbingexpandfreedomthereforeequipgrainexportnationalityoccupationconfuseregretchemicalproductionnutritionmineraldiscoveryfocussoilreducerootskimunderlinesummarycommentridthankstorid...ofbesatisfiedwithwouldratherbuildupleadtofocusonkeep...freefrom/of课标导航主题导读句型what引导的宾语从句makeit+adj./n.+todo句式倍数表达法wouldratherdo...宁愿做……keep+宾语+宾语补足语语法动名词做主语和宾语1.做主语2.做宾语写作设计一则海报课标导航主题导读China’s“FatherofHybridRice”,YuanLongping,NominatedforNobelPeacePrizeYuanLongping,Chineseagriculturalscientist,wasnominatedforthe2014NobelPeacePrize.课标导航主题导读YuanwasborninBeijing,Chinain1930.Inaneraofwars,hemovedwithhisfamilyandattendedschoolinmanyplacesduringhischildhoodandyouth,includingHunan,Chongqing,HankouandNanjing.HegraduatedfromtheSouthwestAgricultureInstitutein1953andbeganhisteachingcareeratanagricultureschoolinAnjiang,HunanProvince.Hecameupwithanideaforhybridizingriceinthe1960s.Sincethen,Yuanhasdevotedhimselftotheresearchanddevelopmentofabetterricebreed.In1964,hehappenedtofindanaturalhybridriceplantthathadobviousadvantagesoverothers.Greatlyencouraged,hebegantostudytheelementsofthisparticulartype.课标导航主题导读Thebiggestproblembythen,washavingnoknownmethodtoreproducehybridriceinmassquantities,andthatwaswhatYuansetouttosolve.Yuanwentontosolvemorefollowingproblems.In1970,hefoundanimportantspeciesofwildricethatheneededforthecreationofhigh-yield(高产的)hybridricespecies.In1973,incooperationwithothers,hewasfinallyabletoestablishacompleteprocessofcreatingandreproducinghigh-yieldhybridricespecies.课标导航主题导读Thenextyeartheysuccessfullydevelopedatypeofhybridricespecieswhichhadgreatadvantages.Itproduced20percentmorethanthatofcommonones,puttingChinaintheleadworldwideinriceproduction.Forthisachievement,hewasnamedthe“FatherofHybridRice.”Yuan’shybridriceisnowusedinmorethan20countriesandinover50%ofChina’sricefields.诱思探究1.WhatdoyouthinkmadeYuanLongpingachievesomuch?2.Iftheworldhad20percentmorerice,thepeopleintheworldwouldnothavetheproblemofstarvation.Doyouthinkso?答案:Differentstudentshavedifferentopinions.答案:Differentstudentshavedifferentopinions.SectionⅠWarmingUp,Pre-reading,Reading&Comprehending基础导练文本感知ⅠⅡⅢ知识精要Ⅰ.词汇拓展1.adj.晒黑的→v.晒伤,晒黑答案:sunburnt;sunburn2.n.&vi.斗争;拼搏;努力→n.奋斗者答案:struggle;struggler3.adj.引起烦恼的;令人不安的→vt.&vi.打扰;扰乱答案:disturbing;disturb4.vt.&vi.使变大;伸展→n.膨胀答案:expand;expansion5.vt.&vi.循环;流传→n.循环;流传答案:circulate;circulation基础导练文本感知ⅠⅡⅢ知识精要6.adj.自由的→n.自由;自主答案:free;freedom7.vt.&vi.配备;装备→n.装备;设备答案:equip;equipment8.vt.&vi.输出;出口→vt.进口;输入答案:export;import9.n.工作;职业;占领→v.占据,占领答案:occupation;occupy10.n.国籍→adj.国家的→n.国家;民族答案:nationality;national;nation基础导练文本感知ⅠⅡⅢ知识精要Ⅱ.短语互译1.幸亏;由于;因为答案:thanksto2.使……摆脱;除去答案:rid...of3.对……感到满意答案:besatisfiedwith4.宁愿;宁可答案:wouldrather5.doone’sresearch答案:做研究基础导练文本感知ⅠⅡⅢ知识精要6.graduatefrom答案:毕业于7.careabout答案:在意8...