Unit22-Lesson3参考学案（第一课时）

PAGE2/4Unit22Lesson3参考学案（第一课时）Lesson3NaturalDisastersTips:Onlyoneearth,shareandcare.Learningaims:A:LearnandrecitethenewwordsinLesson3B:Practisereadingstrategiestocompletetextswithsentencegaps.C:LearnthelanguagepointsfromIntroduction—PassageB.Learningimportantanddifficultpoint:Usethestrategiestocompletetextswithsentencegaps.StepⅠ背记下列单词。（A级）1.滑坡n.________2.海啸n.________3.台风n.____________4.巨大的adj.________5.规模n.________6.多变的adj.________7.雷暴n.__________8.降雨量n.________9.灌溉n.__________10.武装vt._________11.艰难的adj.________12.地震n.__________13.在近海岸的adj.___________14.巨大的灾难n.____________15.分离n._________StepⅡBeforereading--leadin.(B级)Howmanynaturaldisastersdoyouknow?__________________________________________________________StepⅢFastreading(C级)Readingstrategy1:Readtogetthegeneralidea.__________________Readingstrategy2:Readfortopicsofeachparagraph.()Causesofnaturaldisasters()Examplestoshowdisastersbecomecommon()Expertspredictthatnaturaldisasterswillgetworse()Overpopulationincitiesmakesmorepeopleindangerofnaturaldisasters.()Examplesofvolcaniceruptionandearthquakeshowingtheirthreattoourworld.Readingstrategy3:Readforcluesaboutthemissingsentence.(time,place,pron.linking),choosethebestanswers.1.TerriblefloodinginAsia…()2.Reducedrainfall;drier()3.Why…?()4.ThishasbeencausedbyCO2...()5.…theworsteruption…()StepⅣLanguagepointsfromIntroduction—PassageB.(B级)★Introduction1.大自然开始袭击我们。______________________________【短语积累】turnon(1)____________(2)______________译：①Thedogturnedonmeandbitmeintheleg.________________②It’sdark.Pleaseturnonthelights.____________________________2.过去的几年见证了大规模的环境灾难，专家们预言更为严重的灾难即将发生。______________________________________________________________________________________________________________【词汇积累】see用时间、地点等词作主语，译为“见证，发生”译：这座城市已经经历许多变化。____________________________【短语积累】onagrand/largescale______________________译：这个村的人大规模地搬到了城市。__________________________★PassageA3.暴风雨愈发四处肆虐，越来越多的飓风袭击美国和中美洲。________________________________________________________________________________________________________________________________________【知识回顾】划出本句话中的with的复合结构，并回忆其用法。练习：___twoexamstoworryabout,Ihavetoworkhardthisweekend.A.BesidesB.WithC.AsforD.Becauseof4.许多国家为了争夺水而陷入武装冲突，美国西部降雨量的减少已导致了大面积的森林火灾。________________________________________________________________________________________________________________【短语积累】inconflict_______译：他俩自上学以来就有冲突。______________________________※resultin__________resultfrom___________练习：Thebigfire___________hiscarelessness.Hiscarelessness_____________thebigfire.PassageB【短语积累】wipeout________译：这种疾病夺去了一半人的生命。________________________havearoughtime___________recoverfrom_______________译：这座城市正处在海啸所造成的创伤的恢复期，那次海啸是由一次离岸地震所引起的。____________________________________another+数词+名词____________译：大部分人都进去了之后，又来了100人。_______________________________________________________getover(1)从(疾病，情感经历)中恢复(2)摆脱（悲伤惊恐）译：1.Ittakestimetogetoverabadcold.___________________2.I’llnevergetovermymother’sdead._______________________StepⅤ巩固应用(C级)Shecan’t_______hershyness.A.getoffB.getoverC.getinD.getdownto2.-Haveyou_______?-No.Ihadthewrongnumber.A.gotawayB.gotthroughC.gottoghterD.getahead3.Theycametothecornerwhichhad____manycaraccidents.A.seenB.happenedC.occuredD.takenplaceStepⅥ当堂检测—回顾课文内容，英译汉。（A级）1.Natureisturningonus.2.reducedrainfall3.irrigationcanals4.beinarmedconflic