高中英语人教版 (2019)选择性必修 第一册Unit 5 Working the Land教学演示ppt课件

这是一份高中英语人教版 (2019)选择性必修 第一册Unit 5 Working the Land教学演示ppt课件，共48页。PPT课件主要包含了素养导航，晨读晚诵，Ⅰ知识体系图解 ，重点词汇 ，重点短语，重点句式，答案D，答案B，答案A，重点词汇等内容，欢迎下载使用。

Knwn as the “father f the Green Revlutin”,Nrman Brlaug (1914-2009) saved ver a billin lives in the prcess.After graduating frm the University f Minnesta in 1942,with a degree in frestry and a degree in plant genetics①,Brlaug mved t Mexic t begin studying and researching plants.His hpe was that he culd create sme srt f sustainable② agriculture that culd be spread all ver the wrld. 
Within a few years,he had dne just that.He’d develped a disease-resistant strain f wheat that culd yield high numbers f plants and was a fast grwer.He then realised that by cmbining mdern agricultural prductin techniques,the strain f wheat culd be intrduced t develping natins such as Mexic,India,and Pakistan.Befre lng,Mexic became an exprter f wheat.A few years later,wheat prductin had dubled in Pakistan and India;as a result,fd prductin had greatly imprved.
The intrductin f these disease-resistant wheat strains led t what is nw knwn as the Green Revlutin,a perid when the prductivity f glbal agriculture increased as a result f new advances.Befre Nrman Brlaug’s innvatin,it had been predicted that mst f the ppulatin f India wuld be dead befre 1980.The ppulatin was grwing at a faster rate than their resurces culd keep up with.It was nly thanks t the Green Revlutin that the peple managed t survive.It is estimated that withut Nrman Brlaug’s wrk,ver a billin peple wuld have died. 
In 1964,Brlaug was named the directr f the Internatinal Winter Wheat Imprvement Prgram,as well as the Cnsultative Grup n Internatinal Agricultural Research’s Internatinal Maize and Wheat Imprvement Centre (CIMMYT).He served fr 13 years as president,befre stepping dwn t senir cnsultant③.During his 13 years at CIMMYT,the cmpany expanded their research t include ther types f crps.After stepping dwn frm CIMMYT,Brlaug c-funded the Wrld Cultural Cuncil,which aims t prmte culture,values and gdwill.Fr his cntributin t humanitarian④effrts and increased wrld fd supply,Brlaug was awarded the Nbel Peace Prize in 1970.
词海拾贝①genetics n.遗传学②sustainable adj.可持续的③cnsultant n.顾问④humanitarian adj.人道主义的典句欣赏1.His hpe was that he culd create sme srt f sustainable agriculture that culd be spread all ver the wrld.译文:他希望他能创造出某种可持续的农业,并将其推广到全世界。分析:that he culd create sme srt f sustainable agriculture为that引导的表语从句,that culd be spread all ver the wrld为that引导的定语从句,修饰先行词agriculture。
2.The intrductin f these disease-resistant wheat strains led t what is nw knwn as the Green Revlutin,a perid when the prductivity f glbal agriculture increased as a result f new advances.译文:这些抗病小麦品种的引进导致了现在闻名的绿色革命,这一时期由于新的技术进步,全球农业生产力提高。分析:what is nw knwn as the Green Revlutin为what引导的宾语从句,a perid when the prductivity f glbal agriculture increased as a result f new advances为同位语从句,其中,when the prductivity f glbal agriculture increased as a result f new advances为定语从句修饰先行词a perid。
探究思辨1.Why did Nrman Brlaug mve t Mexic? 2.What was the purpse f the Green Revlutin? 答案1.T try t create advanced prmte high-yielding crps.
Sectin A　Reading and Thinking
1.　　　　　 vt.把……献(给);把……专用于;专心于 2.　　　　　 n.不足;缺少;短缺 3.　　　　　 vt.解决(难题);应付(局面);处理 4.　　　　　 n.危机;危急关头 5.　　　　　 vt.使增长;使兴旺　n.增长;提高;激励 6.　　　　　 vt.使相信;使确信;说服 7.　 　　　　 n.特征;特点;品质　adj.典型的;独特的 8.　　　　　 vt.(通常经过努力)获得;得到 9.　　　 　　 adj.传统的;习惯的 
devte　shrtage　tacklecrisis　bst　cnvince　characteristicattain　cnventinal　
10.　　　　　 n.假定;设定;(责任的)承担;(权利的)获得 11.　　　　　 adj.热切的;十分强烈的;激烈的 12.　　　　　 vt.克服;解决;战胜 13.　　　　　 vt.& vi.扩大;增加　vt.扩展;发展(业务) 14.　　　　　 n.产量;输出;输出量　vt.输出 15.　　　　　 vt.估计;估价;估算　n.估计;估算 16.　　　　　 adj.本国的;国内的;家用的;家庭的 17.　　　　　 n.消耗;消耗量;消费 18.　　　　　 vt.包括;包含;由……组成 19.　　　　　 vt.产生;引起 
assumptin　intense　vercme　expand　utput　estimatedmestic　cnsumptin　cmprisegenerate　
20.　　　　　 n.闲暇;休闲;空闲 21.　　　　　 n.泥土;土壤;国土;领土 22.　　　　　 n.名望;名誉;名人;名流 23.　　　　　 n.谷物;谷粒;颗粒 24.　　　　　 n.想象;视力;视野;影像 25.　　　　　 n.现实;实际情况;事实 26.　　　　　 adj.含盐的;咸的 
leisure　sil　celebritygrain　visin　reality　salty
　　　　　　 　　　　 　　 2.be cmprised f 　　　　　　 　　　　 　　 3.deep dwn　　　　　　 　　　　 　　 4.be knwn as　　　　　　 　　 5.depend n　　　　 6.care little fr　　　　 7.at hme and abrad　　　　 8.dream up　　　　 9.ther than　　　　 10.be used fr 　　　　 
把……用于;献身;致力;专心　包括;包含;由……组成(或构成)　在内心深处;本质上;实际上　作为……而著名　依靠　几乎不关心　 国内外　梦想出;虚构出　除了　被用来做
1.Yuan Lngping,knwn as the “father f hybrid rice”,is ne f China’s mst famus that Yuan’s hybrids have made him quite wealthy,ne might think he wuld retire t a life f leisure.
Ⅱ.释义匹配1.shrtage　 A.t have as parts r members,r t be thse parts r members2.cnvinceB.a situatin in which there is nt enugh f smething that peple need3.vercmeC.t guess the cst,size,value,etc.f smething4.estimateD.t defeat r succeed in cntrlling r dealing with smething5.cmpriseE.t make smene feel certain that smething is true答案1.B　2.E　3.D　4.C　5.A
Ⅲ.阅读导学根据pp50—51课文内容,选择正确答案。1.Why des Yuan Lngping cnsider himself a farmer?A.Because he is like his he must feed n he has t grw rice t supprt the he cntinually wrks the land in his research.
2.Why did Yuan decide t study agriculture?A.Because his parents wanted him t be a he wanted t tackle the crisis f pr harvests and shrtage f he liked Suthwest Agricultural Cllege in he planned t grw best fd.
3.What is the main advantage f hybrid crps?A.They usually attain a higher yield than cnventinal taste mre delicius than cnventinal lk better than cnventinal can sell better than cnventinal impresses peple mst abut Yuan Lngping?A.His nging ability t fulfill his utput f his hybrid dnatins t agricultural creatin f “seawater rice”.
1.Indeed,his slim but strng bdy is just like that f millins f Chinese farmers,t whm he has devted his life.事实上,他瘦削但结实的身躯看起来和他为之奉献了一生的千千万万的中国农民一样。【词汇精讲】devte vt.把……献(给);把……专用于;专心于The newspaper devted a special clumn t a discussin f the prblem f the wrld’s ppulatin.这家报纸开辟专栏来讨论世界人口问题。These artists devted all their life t art.这些艺术家把终生献给了艺术。
【词汇拓展】They devted themselves t ding the scientific research jb.他们把自己献身于科学研究工作。He’s devted mst f his time t his painting.他把大部分时间都花在了作画上。
2.Yuan was cnvinced that the answer culd be fund in the creatin f hybrid rice.袁隆平确信,在杂交水稻的研制中可以找到答案。【词汇精讲】cnvince vt.使相信;使确信;说服Yur argument is t weak t cnvince me.你的论点太薄弱了,说服不了我。He’ll cnvince them t accept ur advice.他会说服他们接受我们的建议的。
【词汇拓展】Yu’ll need t cnvince them f yur enthusiasm fr the jb.你要使他们相信你对这份工作的热情。We will try t cnvince her t stay.我们要尽力说服她留下来。
3.One characteristic f hybrids is that they usually attain a higher yield than cnventinal crps.杂交水稻的一个特点是它们通常比传统作物获得更高的产量。【词汇精讲】attain vt.(通常经过努力)获得;得到After his graduatin he returned and attained the degree f civil engineering.毕业后,他再回校攻读,获得了土木工程学学位。He has attained the highest grade in his music exams.他在音乐考试中获得最高分。
4.Thrugh intense effrt,Yuan vercame enrmus technical difficulties t develp the first hybrid rice that culd be used fr farming in 1974.通过努力,袁隆平克服了巨大的技术困难,在1974年研制出第一种可用于农业的杂交水稻。【词汇精讲】vercme vt.克服解决;战胜Mlly had fught and vercme her fear f flying.莫莉已经努力克服了对飞行的恐惧。We vercame many unfreseen difficulties.我们克服了许多没有料到的困难。
5.This hybrid enabled farmers t expand their utput greatly.这种杂交水稻使农民大大增加了产量。【词汇精讲】expand vt.& vi.扩大;增加　vt.扩展;发展(业务)Metals expand when they are heated.金属受热会膨胀。The new system expanded the rle f family dctrs.新体制扩大了家庭医生的作用。We’ve expanded the business by pening tw mre stres.我们增开了两个商店以扩展业务。
【词汇拓展】We have plans t expand int the 我们有进入美国市场的计划。
6.Tday,it is estimated that abut 60 percent f dmestic rice cnsumptin in China is cmprised f crps generated frm Yuan’s hybrid strains...据估算,现在中国国内消费的大米有大约百分之六十来自袁隆平的杂交水稻……【词汇精讲1】estimate vt.估计;估价;估算　n.估计;估算He estimated the speed f the winds frm the degree f damage.他根据破坏的程度估算风速。It is nt easy t estimate hw many peple will cme.很难估计多少人会来。I can give yu a rugh estimate f the amunt f mney yu will need.我可以粗略地估计一下你所需要的钱数。
【词汇拓展】The tree is estimated t be at least 700 years ld.这棵树估计至少700年了。It is estimated that the meeting will last fur days.这次会议预计要开4天。
【词汇精讲2】cmprise vt.包括;包含;由……组成The huse cmprises tw bedrms,a kitchen,and a living rm.这所房子包括两间卧室、一间厨房和一间客厅。Girl students cmprise 60% f the class.女生占班级的60%。【词汇拓展】be cmprised f包括;包含;由……组成(或构成)The class is cmprised mainly f Italian and French students.该班主要由意大利和法国学生组成。
1.Yuan Lngping,knwn as the “father f hybrid rice”,is ne f China’s mst famus scientists.袁隆平,被称为“杂交水稻之父”,是中国最著名的科学家之一。【句式剖析】knwn as意为“作为……而著名”,是过去分词短语作定语,修饰主语Yuan Lngping。过去分词作定语时和所修饰的词有逻辑上的动宾关系。The new prduct finally passed the required test.新产品终于通过了要求的测试。There are many beautifully decrated huses in this rich area.这个富人区有许多装饰精美的房子。
【句式拓展】过去分词作定语时相当于定语从句。The meeting held yesterday is f great imprtance.=The meeting which was held yesterday is f great imprtance.昨天举行的会议非常重要。
2.Given that Yuan’s hybrids have made him quite wealthy,ne might think he wuld retire t a life f leisure.考虑到杂交水稻使袁隆平变得相当富有,人们可能认为他会退休享受闲适的生活。【句式剖析】given可作介词,表示“只要是;考虑到;假定;已知”等意思。given that意思是“考虑到”,相当于cnsidering。Given his backgrund,it’s n surprise that he can d this.考虑到他的背景,他能做这件事情就不令人吃惊了。Given that he can get anther chance,he will surely succeed.假定他能得到另一次机会,他肯定会成功。
Ⅰ.课文语法填空Yuan Lngping,ne f China’s mst famus scientists,cnsiders himself 1.　　　　　 farmer because he cntinually wrks the land t d his research.Indeed,he has devted his life t 2._____________　　　　　 (millin) f Chinese farmers. 
After graduating frm Suthwest Agricultural Cllege in Chngqing,Yuan wrked as a researcher and he realised that farmers needed 3.　　　　　 (bst)yields in the fields they had.He 4.　　 　　　 (cnvince) that the answer culd be fund in the creatin f hybrid rice,which usually attains a higher yield than 5.　　 　　　(cnventin) crps.Hwever,the cmmn 6._________　　　　　(assume) then was that t develp a hybrid f self-pllinating plants was impssible.Thrugh intense effrt,Yuan 7.　　　　　(vercme) enrmus technical difficulties t develp the first hybrid rice in 1974. 
was cnvinced
What impresses peple mst abut Yuan Lngping is his nging ability t fulfill his dreams.He succeeded in 8. 　　　　　(prduce) a kind f rice that culd feed mre peple at hme and abrad.Despite his advanced years,Yuan Lngping is still yung 9.　　　　　 heart and full f visin,and everyne is waiting t see 10.　　　　　 he will dream up next.