仁爱版八年级上Unit4OurWorldTopic1Plantsandanimalsareimportanttous.SectionC教学设计
Themainactivitiesare1aand2a.本课重点活动是1a和2a。
Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandphrases:
cover,earth,surface,thousandsof,dark,forest,control,wood,rubber,protect,main,fact,infact,makeup,lake,sea,ocean,drop,onearth,hole,fill,fill…with…,dig,deep
2.Learnsomeusefulsentences:
(1)Waterisnecessaryforallplants.
(2)Theycan’tliveatallwithoutwater.
3.Goonlearningthecomparativeandsuperlativedegreesofadjectives:
(1)Theplantsintheforestshelptomaketheairfresher.
(2)But,now,rainforestsarebecomingsmallerandsmaller.
(3)Watermakesupthelargestpartofthehumanbody.
4.Describenaturalresourcesandrealizetheimportanceofenvironmentprotection:
(1)Theyalsohelptocontroltheclimate.
(2)Rainforestsgiveuswood,rubber,fruit,medicineandsoon.
(3)Itisimportanttoalllivingthings.Wemustsaveeverydropofwater.
Ⅱ.Teachingaids教具录音机/多媒体/小黑板/植树过程的图片
Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:10分钟)通过讨论对动植物的看法，复习形容词比较级和最高级形式，导入本课新词。
1.(师生互动示范，然后让学生表演对话，复习描述动物和植物。)
T:Hello,S1,doyoulikeplantsoranimals?
S1:Ilikeanimalsbetter.
T:Why?
S1:Becauseanimalsareourfriends.Theygiveusjoy.Theyareveryfriendlytous.
T:Welldone!S2,doyoulikeplantsoranimals?
S2:Ilikeplantsbetter.
T:Why?
S2:Becauseplantsareveryimportanttous.Theyareuseful.
T:Now,class,pleasepracticethedialoglikethis,OK?
(学生两人一组练习对话。然后找几组学生表演。）
2.(头脑风暴，引出新知识。)
T:Now,pleasesaysomeanimalsandplantsasmanyasyoucan.
Ss:…
T:Wherecanyouseeanimalsandplants?
S3:Onthefarm.
S4:Inthezoo.
S5:Intheforest.(教师帮助学生用英语说出forest。)
T:Verygood.Inaforest,therearemanyanimalsandplants.Todaywe’regoingtolearnaspecialforest.Itoftenrainsanditisverywet.Itisarainforest.
(板书并要求学生掌握forest；了解rainforest。)
forest,rainforest
(教师通过多媒体展示热带雨林的图片，引出并学习生词及比较级+and+比较级的用法。)
T:It’sapictureofrainforests.Theycover6%oftheearth’ssurface.Thousandsofanimalslivethere.It’salwaysdark,hotandwetinrainforests.Theycanhelptocontroltheclimate.Theygiveuswood,rubber,fruit,medicineandsoon.Theyareveryimportanttous,buttheyarebecomingsmallerandsmaller,sowemustprotectthemwell.
(教师边说边用多媒体呈现短语及生词，并要求学生掌握；理解climate，同时帮助学生理解并掌握smallerandsmaller的用法。)
cover,earth,surface,thousandsof,dark,control,climate,wood,rubber,smallerandsmaller,protect
(学生熟读单词后，再看图片并回答教师提出的问题。)
T:Whatarethey?
Ss:Theyarerainforests.
T:Howlargearetherainforests?
Ss:Theycover6%oftheearth’ssurface.
T:What’sintherainforests?
Ss:Thousandsandthousandsofanimalslivethere.
T:Whatcanwegetfromtherainforests?
Ss:Wecangetwood,fruit,medicine,rubberandsoon.
T:Aretheyimportanttous?
Ss:Yes,theyare.
T:Whatshouldwedothen?
Ss:Weshouldprotectthemwell.
T:Good!Ihoperainforestswillbecomelargerandlarger.Doyouwanttoknowmoreaboutrainforests?
Ss:Yes.
T:Let’slearnSectionCtogether.
Step2Presentation第二步呈现(时间:8分钟)听录音并阅读短文内容，培养学生的听力和阅读能力。
1.(听1a录音，了解课文内容并回答问题。)
T:Moststudentswanttoknowmoreabouttherainforests.Pleaselistentothetapeandanswerthefollowingquestions:
(出示小黑板。)
(1)Whatcover6%oftheearth’ssurface?
(2)Aretherethousandsofdifferentplantsandlotsoftreesinrainforests?
(3)Canrainforestshelptocontroltheclimate?
(核对答案。)
2.(教师播放1a录音，学生跟读两遍，注意语音语调，并画出关键词。)
T:Readafterthetapetwice.Payattentiontothepronunciationandintonation,andunderlinethekeywords.
(板书)
Paragraph1:cover6%
