Unit5 Reading and Thinking課件-高中英語人教版（2019）選擇性必修第一冊(cè)

Unit5WorkingtheLand

ReadingandThinkingCONTENTSLeading-inWhile-classAfter-classPart1Part2Part3Part.1Leading-inLeadinginWhoisthemaninthephoto?Whatcropisheholdinginhishands?Part.2While-classWhile-class1.devotevt.把……獻(xiàn)(給);把……專用于;專心于*Indeed,hisslimbutstrongbodyisjustlikethatofmillionsofChinesefarmers,towhomhehasdevotedhislife.事實(shí)上,他瘦削但結(jié)實(shí)的身軀看起來和他為之奉獻(xiàn)了一生的千千萬萬的中國(guó)農(nóng)民一樣?！驹~塊積累】(1)devote...to(doing)sth. 把(時(shí)間、精力或注意力)投入、用于(做)某事devoteoneselfto 獻(xiàn)身于;致力于;專心于(to是介詞)(2)devoted adj.熱愛的,忠誠(chéng)的(3)devotion n.獻(xiàn)身,忠誠(chéng),熱愛,專心While-class2.shortagen.不足;缺少;短缺*However,whatconcernedhimmostwasthatfarmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.然而,他最擔(dān)心的是農(nóng)民往往收成不好,有時(shí)甚至嚴(yán)重缺糧?！驹~塊積累】(1)food/water/housingshortages

食物/用水/住房短缺shortageof 缺乏(2)short adj.不足的;缺乏的beshortof 缺乏,不足While-class3.convincevt.使相信;使確信;說服*Yuanwasconvincedthattheanswercouldbefoundinthecreationofhybridrice.袁隆平相信在雜交水稻的培育中可以找到答案?！驹~塊積累】(1)convincesb.ofsth.

使某人相信某事convincesb.+that從句

使某人相信convincesb.todosth. 說服某人做某事(2)convincing adj.令人信服的(3)convinced adj.確信的,堅(jiān)信的While-class4.assumptionn.假定;設(shè)定;(責(zé)任的)承擔(dān);(權(quán)利的)獲得

*Thecommonassumptionthenwasthatitcouldnotbedone.當(dāng)時(shí)的普遍假設(shè)是這是做不到的。【詞塊積累】(1)assume v.假定;假設(shè);認(rèn)為Itisassumedthat... 人們(普遍)認(rèn)為……(2)withanassumptionof/ontheassumptionthat假設(shè)……While-class5.estimatevt.估計(jì);估價(jià);估算

n.估計(jì);估算*Itisestimated(that)thehouseisworth3,000,000dollars.據(jù)估計(jì),這座房子值三百萬美元?！驹~塊積累】(1)beestimatedtobe/have

估計(jì)Itisestimated+that... 據(jù)估計(jì)(2)ataroughestimate 粗略估計(jì),粗略說來(3)underestimate v.低估While-class6.realityn.現(xiàn)實(shí);實(shí)際情況;事實(shí)*Hislatestvisionfor“seawaterrice”hasalsobecomeareality,andpotentiallyopenedupnearlyonemillionsquarekilometresofsaltylandinChinaforriceproduction.他關(guān)于“海水水稻”的最新設(shè)想也成為了現(xiàn)實(shí),并有可能在中國(guó)開辟近100萬平方千米的鹽堿地,用于水稻生產(chǎn)?！驹~塊積累】(1)inreality

事實(shí)上;實(shí)際上escapefromreality 逃避現(xiàn)實(shí)(2)real adj.真實(shí)的really adv.真實(shí)地(3)realistic adj.現(xiàn)實(shí)的,實(shí)際的,現(xiàn)實(shí)主義的,逼真的While-classWhatkindofwritingdoyouthinkthisis?Wherecanyoufindsuchapieceofwriting?While-classTask2Readthetext.Matchthemainideawitheachparagraph.Para.1A.Yuanconductedresearchanddevelopedhybridrice.Para.2B.Yuamisoldbutstillwokinghardtofulfilhisdreams.Para.3C.Yuanconsidershimselfafarmer.Para.4D.Yuandecidedtostudyagriculture.Para.5E.Yuan’sinnovationhashelpedtofeedmorepeople.Para.6F.Yuancareslittleforfameorwealth.While-classReadthetextagainandanswerthequestions.1.WhydoesYuanLongpingconsiderhimselfafarmer?2.WhydidYuandecidetostudyagriculture?3.Whatisthemainadvantageofhybridcrops?Becausehecontinuallyworksthelandinhisresearch.Hewasconsideredthatfarmershadpoorharvestsandsometimesevenhadashortageoffoodtoeat.Onecharacteristicofhybridsisthattheyusuallyattainahigheryieldthanconventionalcrops.Part.3After-classAfter-class1.SincewehavelearnedsomethingaboutLinQiaozhiandTuYouyou,doyoustillrememberthemainideasofthetwopassages?LinQiaozhiovercamealotofdifficultyandsacrificedalottobecomethe“motheroftenthousandbabies”whileTuYouyouandherteamdidalotofresearchtoobtainartemisinin.After-class2.Canyoutellmewhatshouldbeincludedwhenweareintroducingapersontoothers?Andwhatareincludedinthispassage?Birth,education,achievements,awards,deeds,evaluation,characteristicsandsoon.InthisAfter-class3.Inthetext,thewritingtechniqueofcontrastisusedformanytimes.Canyoufindoutthem?Para.1fath