必修四二单元学案文档格式.docx
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Sblookslike…
Sb.graduatedfrom…
Sb.befondof/begoodat/beinterestedin
Sb.beabout…metrestall
ababyface/chubbyface/roundface/
big/bright/dark/warm/attractiveeyes
sb.bethin/fat/muscular/short/tall
ListeningListentothetextcarefullyandfillintheblanks.
Appearance:
________faceandarmsandhis________,________body
In1974,hebecamethefirst________________intheworld.
Achievement:
Hegrowswhatiscalledsuper________________.
ReadingTask1Predicting
Readthetitleofthepassageandlookatthepicturebelowthetitleandtrytoanswerthefollowingquestions.
()1.whatkindofwritingdoesthepassagebelongto?
A.traveljounalB.novelC.essayD.biography
()2.Whatdoyouthinktheword“poineer”inthetitlerefersto?
Task2Skimming
ChoosethemostsuitableheadingfromA-Dforeachparagraph.Therearetwoextraheadingswhichyoudonotneed.
Headings
Paragraphs
A.Hecareslittleaboutspendingthemoneyonhimselfandwouldratherkeeptimeforhishobbies.
B.Hebecamethefirstagriculturalpioneerintheworldtogrowricethathasahighoutput.
C.Dr.Yuangrowswhatiscalledsuperhybridrice.
D.DrYuan‘sdreams.
E.Hecareslittleaboutspendingthemoneyonhimselfandwouldratherkeeptimeforhishobbies.
F.Bornin1930.Dr.YuangraduatedfromSouthwestAgriculturalCollegein1953.
Suggestedanswers:
Paragraph1
Paragraph2
Paragraph3
Paragraph4
Groupwork:
Canyoudescribeeachparagraphwithonlyoneword?
P1:
P2.P3.P4.
Task3DetailedReading
1.ReadingthepassagecarefullyandfindoutthedetailedinformationaboutDr.YuanandhisSuperhybridrice.
InformationaboutYuanLongping
birth
inBeijingin
education
graduatefromin1953
personality
considerhimselfasa;
careaboutspendingmoneyonhimselfandbeingfamous;
hobby
listentotheviolin,playmah-jong,swimmingandreading
dream
1.riceplantsasassorghum;
eachearofriceasasanearofcornandeachgrainofriceasasapeanut.
2.hisricetobegrownallovertheworld
informationaboutYuan’ssuperhybridrice
capacity
Producemoreofthecropinthesamefields;
morethanofthericeinChinafromthishybridstrain
application
besidesChina,beingcirculatedinIndia,Vietnamandotherlesscountriestoincrease
theirriceharvest
contribution
riceharvestsbeingproducedtwiceaslarge;
ofpeoplefedfromjustofthefarmlandinChina;
theUNriddingtheworldofhunger
future
thericebeinggrownallovertheworld
Homeworkplan(groupwork)
CompareDr.YuanLongpingandJaneGoodallandfindtheirsimilarities.
Suggestedanswers
1.
2.
3.
4.
5.
【教师寄语】Timetriesall.路遥知马力,日久见人心。
Unit2Workingtheland(period3)
1.扎实掌握1个单词,2个短语,2个句式;
2.自主学习,合作探究;
学会分析与总结的方法,并能学以致用;
【使用说明及学法指导】
1.老师引领学生积极动脑思考,结合所学知识自主构建知识体系。
2.探究总结疑难点并学以致用。
3.部分词语用法参照练习册。
【课内探究】
1.In1974,hebecamethefirstculturalpioneerintheworldtogrowricethathasahighoutput.
【考点】当名词被序数词,最高级修饰时,需用不定式做后置定语。
【句式仿写】他总是第一个到教室最后一个离开。
________________________________________________________________________
2.Usinghishybridrice,farmersareproducingharveststwiceaslargeasbefore.
【观察思考】
(1)Thisbuildingistwicehigherthanthatone.
(2)Thisbuildingistwiceashighasthatone.
(3)Thisbuildingistwicetheheightofthatone.
(4)In2010,thenumberofthestudentswhohadmobilephoneswas10timesthatof2004.
(5)In2010,thenumberofthestudentswhohadmobilephoneswas10timeswhatitwasin2004.
【归纳】倍数表达法:
(1)A+谓语动词+倍数+_____________+_________+B
(2)A+谓语动词+倍数+_______+__________________+________+B
(3)A+谓语动词+倍数+_________+_____________+______+B
(4)A+谓语动词+倍数+____________+______+B
(5)A+谓语动词+倍数+___________引导的名词性从句
用至少三种方法翻译句子:
这个房间是那个房间的三倍大。
【知识运用】
1.Nowadayssomeparentsregretnot____moretimewiththeirkidswhentheywereyoung.
A.tospend B.spendingC.spendD.beingspent
2.IfIruledtheworld,Iwould____theworld
______
wars.
A.getridof,by
B.beridof,by
C.rid,of
D.getfid,of
3.ThenewstadiumbeingbuiltforthenextAsianGameswillbe
_____thepresentone.
A.asthreetimesbigas
B.threetimesasbigas
C.asbigasthreetimes
D.asbigthreetimesas
4.—Thelastone__________paysthebill.—Agreed!
A.arrivedB.arrivesC.toarriveD.arriving
【能力提升】
Translate:
在过去的五十年里,袁隆平一直努力寻找不用扩张土地面积来增加水稻产量的方法。
后来他成了世界上第一个种植杂交水稻的人。
多亏了他的努力,农民们种出的粮食是以前的两倍,使得很多人摆脱了饥饿。
他宁愿把精力集中在自己的爱好上,因此,他对自己的生活感到很满意。
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Unit2Workingtheland--ChemicalorOrganicFarming?
Section3Usinglanguage(period4)
学习目标
1.通过对文章的认真阅读,理解chemicalfarming和organicfarming的区别。
2.通过自主学习、合作探究,掌握课文中重点短语、理解长难句型。
从课文中找出以下单词和短语。
1细菌2.adj.化学的3n.生产
4.n.总结,摘要5.n.评论,议论
)对…造成损害7).导致;
造成(后果);
通往
8.集中(注意力、精力)于9.每隔几年
10.避免做…11幸亏,由于12.对……感到满意13对……感到困惑14.减少到……
15.(vt./n.遗憾、惋惜)(adj.后悔的;
遗憾的)(adv.后悔地;
遗憾地)16.(n.发现、发觉)-(vt.发现)
17.(adj.化学的n.化学药品)(n.化学家、药剂师)(n.化学)
18.(n.生产、制造)(v.生产、制造)-(n.产品、产物)
19.n.营养adj.有营养的
【探究案】
Step1:
Warmingup
1.Haveyoueverbeentothecountryside?
2.Doyouknowhowtoworkonafarm?
3.Ifyouarealandowner,youwanttogrowsomekindsofcrops,whatwillyoudo?
StepIIReading
Task1Scanning
1.Whatisorganicfarming?
2.Whatischemicalfarming?
3.Whatisthegoalofusingorganicfarmingmethods?
Findoutthemainideaofthesefourparagraphs.Matchthelines.
P.1Othermethodstokeepthesoilfertile
P.2Farmersandcustomersturntoorganicfarming.
P.3Problemscausedbychemicalfertilizers
P.4Long-termuseofchemicalfertilizerscancausedamagetothelandandpeople’shealth.
Mainideaofthepassage.
_________________cancausemanyproblems,so________________isbecomingmorepopular.
Task3Carefulreading
1.Readthesecondparagraphandanswerthefollowingquestions
Whatproblemscanbecausedbyusingchemicalfertilizers?
Inotherwords,what’sthedisadvantagesofchemicalfertilizers?
2.Readthethirdparagraphandwritedowntheadvantagesoforganicfarming.
StepIIILanguagepointsinthepassage
1.Thesechemicalsinthefoodsupplybuildupinpeople’sbodiesovertime.
buildup
增强;
建立;
开发
Hardworkingconditionsbuildupcharacter.艰苦的工作条件能磨练人的性格。
Hebuiltuphisstrengthagainafteranillness.他病后逐步恢复体力。
2.Manyofthesechemicalscanleadtocancerorotherillnesses.
leadto:
导致;
造成(后果)
Toomuchworkandtoolittlerestoftenleadtoillness.
过量的工作和过少的休息会引起疾病。
AllroadsleadtoRome.
条条大道通罗马。
用leadto的适当形式完成句子。
(1).Studentsshouldalwaysrememberthathardworkisthemainwaywhich________success.
(2).Thebadweather________aterribleaccidentafewdaysago.
[联想]resultin引起(某种结果)、使获得(某种成果)、结果……。
如:
Theaccidentresultedintwodeaths.
resultfrom由……造成、因……而产生。
Sicknesssometimesresultsfromeatingtoomuch.汉语意思________________________________
含介词to的东侧短语:
cometo来到,苏醒referto参考,涉及lookforwardto盼望payattentionto注意stickto坚持devoteto致力于turnto求助于getcloseto靠近
3.Theyfocusonkeepingtheirsoilrichandfreeofdisease.译________________________________
focuson:
集中(注意力,精力等)于
.focusone’sattentionon集中注意力于
focusone’smindon把心思集中到……上
Youshould_______yourattention______yourwork.你应该把注意力集中在你的工作上。
Heneedsto_______more________hiscareer.他需要更集中于他的事业。
4.reducevt.减少,减缩
Theyhavetoreduceexpensesthisyear.他们今年必须削减开支。
搭配reduceto减到,降到reduceby减了,降了
Pleasereduce______2%offtheinvoiceprice.
Thewaterwillfreezewhenthethermographreduces_____zerocentigrade.
5.Thisalsokeepstheair,soil,waterandcropsfreefromchemicals.
这样还可以让空气、土壤、水以及农作物不受化学物质的污染。
keep…freefrom/of…使……免受(影响/伤害等)
Exercisecankeepusfreefromdisease.锻炼能使我们摆脱疾病。
TheUnitedNationistryingto_______theworld____________thethreatofwar.
联合国正试图使世界免受战争的威胁。
6.Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoil,makingitreadyforcropssuchaswheatorcornthatneedrichandfertilesoil.
[分析]①本句结构比较复杂。
其主干结构为:
主句________________________
+结果状语_______________________________________
②状语中‘make’的宾语是________,指代________,‘readyforcropssuchaswheatorcorn’作_______________成分,‘thatneedrichandfertilesoil’作___________成分。
7.Someorganicfarmerspreferplantinggrassbetweencropstopreventwindorwaterfromcarryingawaythesoil,andthenleavingitintheg