人教版高中英语必修三Unit4Reading教学设计

1、unit4readingpractice名师教学设计1.teachinganalysis教情分析1.1teachingobjectives-教学目标1.1.1languagetarget语言目标1.1.1.1keywords&expressions重点词汇和短语1.1.1.1.1forapplying:theory,billion,violent,atmosphere,unlike,fundamental,harmful,chain,thus,puzzle,biology,biologist，intime,givebirthto,inonesturn,prevent.from;1.1.1.1.

2、2forcomprehending:atom,globe,global,carbon,vapour,presence,dissolve,acid,reaction,multiply,oxygen,mammal,dioxide，layeggs,carbondioxide;1.1.1.1.3forrecognizing:bigbang,nitrogen,shellfish,amphibian;1.1.1.2sentencestructures:whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustse

3、ttledintoasolidglobe.itwasnotimmediatelyobviousthatwaterwasfundamentaltothedevelopmentoflife.afterthat,somehugeanimals,calleddinosaurs,developed.sowhetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.theywereintimetoproducecarbon,nitrogen,watervapourando

4、thergases.asaresultofthis,manyscientistsbelievethattheearthmaybecometoohottoliveon.theearthbecamesoviolentthatitwasnotclearwhethertheshapewouldlastornot.1.1.2abilitygoals能力目标1.1.2.1enablesstoknowhowtoguessthenewwordsaccordingtothepassage.1.1.2.2enablesstotalkaboutthescienceofthestars,thedevelopmento

5、flife.1.1.2.3enablethesstounderstandthedetailsaboutthepassage.1.1.2.4enablethesstoretellthepassageusingkeysentences.1.1.3emotiongoals情感目标enablesstothinkabouttheoriginoflifeontheearthandlearnhowtoprotecttheearth.1.2important&difficultteachingpoints-教学重难点1.2.1importantteachingpoints教-学重点howtotalkabout

6、talkabouttheoriginoflifeontheearth.1.2.2difficultteachingpoints-教学难点howtounderstandtheoriginoflifeontheearth.2.studentanalysis学情分析2.1fundamentalstate基本情况通过第1课时的listeningandspeaking，学生对本单元的话题astronomy:thescienceofthestars已有所了解，并进一步丰富了一些有关天文学的信息和知识，同时激活了学生的思维，为本节课进行短文的阅读和理解提供了支撑。2.2knowledgereserve知识储

7、备studentsknowsomeknowledgeaboutspacebyspeakingandlisteninginperiodone.whatarelearnedinperiodonegetsssinterestedinthetopicofthisperiod.2.3classdata本班实际3.teachingmethods教法建议questionandanswermethod问答法，task-basedteachingmethod任务型教学法，communicativeapproach交际法，situationalteachingapproach情景教学法,groupcooperat

8、ionresearchapproach小组合作探究法4.teachingaids教学辅助blackboard,computeroripad,projector5.teachingprocedures教-学进程5.1stepileadingin&pre-reading:5.1.1showsstwopicturesaboutthebeginningoftheearth.1.itisbelievedthat_createdhumanbeingsinthebible.2.itissaidthat_createdhumansinchinasfairytales.(teachersshowtwopictu

9、restopresentsomeculturebeganontheearth.)utsownhowidlifeasabo5.1.2showanotherpictureofbigbang.(teachersgetsstoreadthetitleandlookatthepicturesonp25-26.enablesstopredictwhatthereadingwillbeabout.)5.2stepiireadingpractice-阅读训练5.2.1readthetextandunderstanditonthewhole.i.readtofindoutthemainideaofeachpar

10、agraph.whatis/arethekeyword(s)ofeachparagraph?whatisthemainideaofeachparagraph?keyword(s)themainideapara.1para.2para.3para.4para.5(getsstoreadthetexttofindthekeywordsandthemainideaofeachparagraph.after8minutesdiscussingroupsandthenchecktheanswers.)5.2.2skimthereadingpassagetoputtheorderofdevelopment

11、oflifeintoatimeline.(after2minuteschecktheanswerswithss.)therightorder:10、7、3、8、4、9、6、1、5、2、12、115.2.3scantofindthespecificinformation.forquestions1-3and5ofexercise3onp27.(teachersguidesstoreadquestions1-3and5ofexercise3onp27first,andthenscanthetexttoanswerthequestions.after5minutes,checktheanswersw

12、iththewholeclass.)keys:1.becausethewaterremainedontheearth.2.becauseplantsprovideoxygenforanimalstobreathe.3.becausedinosaursdiedoutlongbeforehumanbeingsdevelopedontheearth.5.humanbeingscausedglobalwarming.5.3stepiiitextinterpretation-文本解读5.3.1furtherunderstanding深-层理解(teachersguidesstounderstandthe

13、textbydecidingtrueorfalse).1.trueorfalse:thetheoryisgenerallyacceptedthattheuniversebeganithwa“bigbang”.itwasuntilbetween4.5and3.8billionyearsagothatwhattheearthwastobecome.liketheearth,waterwasfundamentaltothedevelopmentoflifeonmars.thelifeonlandappearedearlierthanthatinoceansandseas.humanshaveknow

14、nwhydinosaurssuddenlydisappeared.theearthwillbecometoohottoliveon,unlesshumanslookaftertheearthverywell.accordingtothetext,humanbeingswoulddisappearintheend.mammalsappearedafterthedevelopmentofdinosaurs.key:tfffftft5.3.2difficultsentencestructure-难句理解与运用(completethesentencesandunderstandtheminenglis

15、horchinese.)(1)fillintheblankswithproperwordsortheproperformofthewordgiven.whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsago_thedustsettledintoasolidglobe.itwasnotimmediatelyobvious_waterwasfundamentaltothedevelopmentoflife.afterthat,somehugeanimals,_(call)dinosaurs,developed.so_life

16、willcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.theywereintime_(produce)carbon,nitrogen,watervapourandothergases.(2)completethesentences.asaresultofthis,manyscientistsbelievethat_(地球会变得太热而不能居住).theearthbecamesoviolentthatitwasnotclearwhethertheshapewouldlastor

17、not.5.3.3emotion&science-情感与科学(teachersguidesstodiscussingroupsandreporttheirdiscussionstothewholeclass.)1.howlifebeganonearthisoneofthebiggestpuzzlesthatscientistsfoundhardtosolve.whatotherpuzzlesarehiddeninthepassage?findthemoutanddosomeresearch.puzzles:_2.inordertomakelifecontinueontheearth,whatwehumansshoulddoatpresent?weshould_5.4stepi