人教版高中英语必修三课件：U4 Language points

Astronomy,thescienceofthestarsLanguagepoints•1.Toknowtheusageofthekeypoints.•2.Trytousethemtodosomereading,speakingandwriting.导Whatdidwelearninthelastclass?•1.The___________(puzzle)lookonherfacesuggestedshedidn’tunderstandwhatIsaid.•2.Hewasin___________pain.Asaresult,hebehaved___________andtreatedeverythingwith_______.(violent)•3.Relyingtoomuchonotherpeopleishis____________(根本的)mistake.•4.Ararevirusjustattackedmycomputers__________,soithasbrokendown.•5.Theobjectgivesoff___________gaseswhichmaydo___________toourhealth.Youmustmakeit___________beforeyouuseit.(harm)思puzzledviolentviolentlyfundamental根据语境填及所给单词的首字母填空。ystemharmfulharmharmless•6.Scientistshavemanytheoriesabouthowtheuniversefirstcameinto___________(exist).•7.Therewereseveral___________(theory)aboutthewayinwhichthefirestarted.•8.Thea____________athomewasrathertense.思existencetheories根据语境填及所给单词的首字母填空。•1._________________根据;•2._________________以…开始;•3.________________向四面八方•4.__________________下蛋;•5.________________产生，分娩;6.____________________取决于•7.befundamentalto_______________________;•8.intime_____________________思beginwithinalldirectionslayeggsgivebirthtoFindouttheimportantphrasesfromthereadingpassage.accordingtodependon是.......的基础及时；终于；迟早议展评1.likev._____；反义词_______,意为___________prep._______；反义词______,意为_________likelyadj.__________；【归纳拓展】It’slikelythat___________________;________________________某人有可能做某事dislike不喜欢像喜欢unlike不像可能的可能.......sbbelikelytodosth.【学以致用】①____Peter,Gary___football,soheisnot____towatchthefootballmatchtomorrow.A.Unlike;dislikes;likelyB.Dislike;dislikes;unlikelyC.Unlike;unlikes;likelyD.Dislike;unlikes;likely翻译句子：他有可能迟到。______________________________________AHeislikelytobelate.2.existvi._________n.__________存在；生存【归纳拓展】_______________存在...中;___________________靠...生活___________________存在，有;_____________________产生，成立【学以致用】①Thecompany___________________________(成立）20yearsago.②_____________________(存在）dinosaursontheearthalongtimeago.exitin生存；存在comeintoexitencecameintoexistenceThereexistedexistenceexistonthereexist...3.prevent...fromdoingsth__________________=______________________【归纳拓展】protect…fromdoing_______________________【学以致用】用以上短语的适当形式填空。①Hewearsunglassesto_______hiseyes_______thestrongsunlight.②Thesnow________usfrom________(go)outdoors.阻止.......做某事保护........免受.......stop\keep...fromdoingsth.protectfrompreventsgoing4.inone’sturn_____________【归纳拓展】inturn______________________;___________________轮流，交替________________________轮流做某事;____________________________轮到某人做某事【学以致用】翻译句子：①今天轮到我到扫卫生。___________________________________.②我觉得轮到我去阻止他冒险了。______________________________轮到某人；接着依次；轮流；转而；反过来byturnstaketurnstodosth.It’sone’sturntodosth.It’smyturntodocleaningtodayIthinkit’smyturntopreventhimfromtakingachance.5.重点句型：【教材原句】Thisproducedachainreaction,whichmadeitpossibleforthelifetodevelop.翻译：_________________________。【归纳拓展】makeit+n./adj.+todosth意为__________________;在这个句型中，it为________，真正意义上的宾语为______________，而adj./n.为宾语补足语。常用此结构的动词有________________________________.【学以致用】Newtechnologieshavemade______possible__________（exist)inspace.•翻译：我们每天饭后散步已成习惯。________________________________________这产生了一个连锁反应，使生命的发展成为可能。使…成为…形式主语动词不定式think,find,feel,make,consider,take等ittoexistWehavemadeitahabittowalkaftersupper.Self-checking检用本单元学过的单词词组完成句子。1.She______________________abeautifulgirl.她生了个漂亮的女儿。2.It’sagoodidea___________________________thedormitory.（轮流打扫寝室）3.Noonecan___________(阻止）thisplan____________________________.(carryout实施）4.Eatingtoomuchsweets________________teeth.吃太多糖对牙齿有害。totaketurnstocleangavebirthtopreventfrombeingcarriedoutisharmfultoSelf-checking检句子改错。1.Therewasexistedalakeinthevillagetenyearsago.2.TheymadethataruletoreadEnglishtextsinthemorning.3.Theyansweredthequestionsbyturn.4.HeispossibletobeinLondonthisautumn.5.Moreattentionshouldbepaidtopreventtheriverfrombepolluted.itinlikelypreventingbeingAssignment•识记知识点，熟读课文。•完成日日清