教育学习文章Unit 19 Modern Agriculture教案Word文档下载推荐.docx

教育学习文章Unit 19 Modern Agriculture教案Word文档下载推荐.docx

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　　Task1Brainstorming

　　whatwillyouthinkofwhenyouseetheword“agriculture”?

AsktheSstogiveasmanywordsaboutagricultureaspossible.

　　Task2:

Discussion

　　AsktheSs:

　　“Howmanymealsdoyouhaveeveryday?

whichmealdoyouthinkisthemostimportant?

why?

”

　　Nowlet’shaveadiscussion.

　　Group1&

2:

whatkindoffooddidweeatatbreakfast,lunch&

supperinthepast?

　　Group3&

4:

whatkindoffooddoweeatatbreakfast,lunch&

supperatpresenttime?

　　breakfast

　　lunch

　　supper

　　Inthepast

　　Porridge&

salted

　　vegetables

　　Noodles

　　Rice&

deliciousdishes

　　Atpresent

　　milk,bread,fried

　　bread,etc.

　　Fastfood

　　2whydoyouthinkpeoplealwayspreferfastfood?

whatcanwelearnfromthedifferencesbetweenthefoodinthepast&

atpresenttime?

　　Task3:

　　Nowopenyourbooks.Lookatthegraphonpage43&

answerthefollowingquestions.

　　comparedwiththefarmproductsfrom1986-1990,weproducedmoregrains,cottons…thanbefore.

　　whydoweproducemorefarmproductsthanbefore?

　　Howarepeople’seatinghabitschangingovertheyears?

whydoyouthinkthishappens?

　　2Howhasagriculturalproductchangedduringtheseyears?

whatdoyouthinkcausedthesechanges?

　　3whateffectsdoyouthinkthechangesineatinghabitswillhaveonagricultureornature?

　　Task4:

Listening

　　Prelistening

“whatdoesagriculturedependon?

”TheSswillgivemanydifferentanswers.Afterthat,showtheanswer&

thepicturesonthescreen.

　　Question:

Ifwechangedthestructureofagriculture,whatdoyouthinkwillhappentothenature?

　　2）whilelistening

　　Listentothetape.Thepassageyouheartalksabout

　　historyoffarming

　　farmersinAmerica

　　fishing

　　protectionofnature

　　farmersinchina

　　pigs

　　environmentalproblems

　　trees

　　dikes

　　2whichofthefollowingsentencesaretrue&

whicharefalse?

　　）Inearlytimesfarmersinchinamovedaround&

burntforests.

　　2）AllfarmersinSouthAmericaburnforeststocreatefarmland.

　　3）Flood&

droughtsaredisastersthatfarmerscannotstop.

　　4）Someofthelandinchinaistoowettogrowcrops.

　　5）Fishfarmersdamagenature.

　　3Listentothetape&

completethesentencesbyusingyourownwords.

　　whenfarminggoesagainstnature,allkindsofenvironmentalproblemsaretheresult.Theearliestfarmersdestroyednature.Theirwayofagricultureledtofloods&

droughts.Itisanoldtruththatfarmingshouldnotgoagainstnature.ThelandthatTan&

XiaoZaoboughtwastoowet&

couldnotbeusedforfarming.Insteadtheychangedthefieldsintofishponds.ontheirfarmtheykeptfish/ducks/chickens&

grewfruittrees.

　　3）Postlistening

　　SupposeyouareTan&

XiaoZao.Becauseofyoursuccessfulfarmingonthefield,youareinvitedtoabigmeetingthatmanylocalfarmerswillattend.youareaskedtogivealectureaboutyourexperiencetellinghowyouhaveworkedonthenearlydesertedfield&

becomeasuccessfulfarmer.

　　Homework:

　　Listentothetape,finishthelisteningpartonwB.

　　2previewthereadingpassage.

　　Reading

　　TheSsaretoreadapassagetolearnthedevelopmentofmodernagriculture.

　　）Tocultivatethestudents’abilitytoscan&

skimthepassages.

　　2）Tocultivatethestudents’abilityoffurtherunderstandingaboutthetext.

　　Prereading

　　classifythepicturesinthefollowingway:

　　Traditionalfarming

　　Agriculture

　　modernfarming

　　Hi-techfarming

　　2Prereading

　　comparetraditional&

modernfarming,focusingontheadvantage&

disadvantageofmodernfarming.Thenfilltheform.

　　Advantages

　　Disadvantages

　　3whilereading

　　）Scanning:

　　Q1:

what’sthebiggestproblemtochinesefarmers?

　　Theshortageofarableland.

　　Q2:

whatdoesGmmean?

　　“G”standsfor“genetically”

　　“m”standsfor“modified”

　　2）Skimming:

　　A.

　　Readthewholetext&

findoutthetopicsentenceineachparagraph.

　　B.

　　Answerthefollowingquestions:

　　.Howmuchdoesarablelandtakeupinchina?

　　only7percent.

　　2.Howmanywaysarementionedtomakethelandproducemore?

whatarethey?

　　4.Fertilisation,irritation,2ormorecropsareplantedeachyearwherepossible,moreadvancedtechnicalinformation.

　　3.whatdoesnewtechniquesmean?

　　Thosethatareusedtoincreaseagriculturalproductionwithoutharmingtheenvironment.

　　4.whendidscientiststarttodevelopnewtechniques?

　　Fromtheearly1990s.

　　5.Howmanyunusualwaysarementionedtodealwiththeshortageofarableland?

　　2.Growvegetablesingreenhouses,Gm.

　　4Postreading

　　）choosethebestanswers.

　　Inchinaonlysevenpercentofthelandisusedforfarming.Thisis__D__.

　　Abecausefarmersdon’tneedmorelandtoproducefoodforthewholepopulation

　　Bbecausechinaneedsmore&

morelandtobuildcities

　　cbecausetherearenotenoughfarmerstoworkontheland

　　Dbecausetheotherlandcan’tbeusedforagriculture

　　2Fertilisationisatechniquethatisusedto__A___.

　　Amakepoorsoilbetter

　　Bmakewetlanddrier

　　cmakedrylandwetter

　　Dgrowvegetableswiththeirrootsinwaterinsteadofearth

　　3modernagriculturemeansfindingwaysto___c___.

　　Aincreaseirritation&

stopusingfertilisers

　　Bstopirritation&

usingfertilisers

　　cincreaseproduction&

befriendlytotheenvironment

　　Dproducethesameamountwhiletakingbettercareofnature

　　4Inthesentence“…theyareprotectedfromthewind,rain&

insects”,“they”means_c_.

　　Agreenhouses

　　Broots

　　cvegetables

　　Dtomatoes

　　5InGm“m”standsfor“modified”,whichmeans“changed”.whatchangesis___c___.

　　Athewayinwhichpoorsoilismadebetter

　　Bthewayinwhichchinesefarmersworkontheirland

　　cthewayinwhichcropsdevelopfromseed

　　Dthewayinwhichfarmerstakecareoftheenvironment

　　2）Answerthefollowingquestionsbyfurtherunderstandingaboutthetext.

　　Atthebeginningofthepassage,whydoesthewritersay“Itisonthearablelandthatthefarmersproducefoodforthewholepopulationofchina”?

　　Itshowshowgreatwechineseare:

weproducefoodforsomanypeoplewithsolittlearableland.

　　2whatdoesthewriterwanttotellusbysaying,“Notonlyfoodproductionisimportantbutalsotakingcareoftheenvironment.”?

　　wemusttakecareoftheenvironmentaswellasfoodproduction.Thatistosay,weshouldproducemorefoodbymeansofnewtechniqueswhichwillnotdoharmtotheenvironment.

　　3whatcanweinferfromthesentence“InchinaaboutonehundredresearchstationsarenowdoingGmresearchtomakebettertomatoes,cotton…”

　　Inthefuturewecaneatthehi-techproducedfood,whichcontainsmorevitamins&

willnotdoharmtotheenvironment.

　　4whatcanyouimagineaboutthefutureoffoodproduction?

　　wecanproducemorefoodthannowwithnewtechniques.

　　3）Groupwork:

　　ThroughGmitispossibletochangefruits,vegetables&

evenanimals.wecanchangethewaytheygrow,wheretheycangrow,howtheywilltaste,whatcolor&

whatshapetheywillhave.Decidewhichfruits,vegetables&

farmanimalsyouwouldchange,explainhowyouwouldchangethem&

why.

　　kind

　　Howwouldyouchangeit?

　　whydoyouwanttochangeitinthisway？

　　fruit

　　animals

　　Findoutsomesentencesyouenjoysmost,&

trytorecitethemaspossibleasyoucan.

　　consultthewebsites：

　　Speaking

　　TheSsaretodiscuss&

reachaconclusion.

　　EnabletheSstoinventtheirownideasbasedonsomespecificsituationfirst&

givethereasonswhytheymaketheconclusionsaswell.

　　Pretask

　　.Describethefarminthepicture.

　　2.whatelseshouldbeincludedatafarmbesideswhatyouseeinthepicture?

　　3.Supposeyouareafarmer.youhaveabigfarm.whatwillyoudowithyourfarm?

　　4.what’sthepercentageofthearablelandinchina?

　　TheSsmaynotknowtheexactnumber,sotheanswermaybe“thearablelandinchinaislessthanbefore”.

　　5.what’sthepopulationofchina?

　　About1.3billionpeople.

　　Therearesomanypeople,butthereissolittlearablelandinchina,Howtosolvetheproblem?

　　makethebestuseoftheland.

　　2Speaking

　　Agroupoffarmersinyourareahavebeengivenalargepieceofland.Togetherwiththevillageleader,theyhavetodecidehowtousetheland.workingroupsof5.Eachgroupmemberwillplayoneoftheroles.Preparerolecards,discusstheproblem&

trytomakeadecision.

　　RoleA

　　youarearicefarmer.youthinkthatweshouldgrowriceontheland.Riceisanimportantproduct&

wecanmakegoodmoneygrowingrice.Anotherreasonwhyyouthinkweshouldgrowriceisthat_____.youdon’tthinkweshouldgrowsugarcaneonitbecause_________&

because____________.

　　RoleB

　　youareasugarcanefarmer.youthinkthatthelandshouldbeusedforgrowingsugarcane,because___________&

because__________.youdon’tthinkitwouldbeagoodideatogrowricebecause_______.

　　Rolec

　　youarealocalfarmer.youthinkthatweshouldgrowtreesonthelandbecause_________&

because_______.youdon’tthinkweshouldusethelandtoraisepigsbecause_______&

because___________.

　　RoleD

　　youarealocalfarmer.youwanttousethelandtoraisepigsbecause________.youthinkthatgrowingtreesisawasteoftime&

willnotmakegoodmoneybecause_____________.

　　AsktheSstousetheexpressionsbelow.

　　Usefulexpressions:

　　Inmyopinionyoushould…

　　Ithinkheisright…

　　IfIwereyou…

　　wehavetomakeachoice…

　　AsfarasIcanseethebestthingwouldbeto…

　　wecan’tdoboth,so…

　　wouldn’titbebetterif…?

　　Theotherideasoundsbettertome

　　3Posttask:

Debate

　　Supposethegovernmentwantstousethelandinyourvillagetobuildafactory,whileyouvillagersareagainstit.Tellyourreasonsseparately.

　　Dividethewholeclassinto2groups.Givethemsometimetoprepareforthereasons,&

thenletthemdebateagainsteachother.

　　PreviewtheintegratingskillsonwB.

　　Grammar&

　　）

　　TheSsaretoreviewtheusagesofsomesuffixes&

dosomeexercisesabouttheusageof“it”foremphasis.

　　2）

　　TheSsaretoreadapassagetolearnsth.aboutgreeningthehills.

　　）Tomastertheu