Unit3SectionB（3a-SelfCheck）一、教学目标：1.语言知识目标：1)复习情态动词表推测的用法，短语。2)学会用情态动词来推测。2.情感态度价值观目标：让学生根据已有事实推测可能性。面对暂时不可解释的事情，不信谣不传谣。二、教学重难点1.教学重点：1)能根据上节所学短文，完成写段落关键词及短文填空的任务。2)掌握本单元所学情态动词表推测的用法，并能正确运用此句型来进行表达。3)能综合运用就本单元所学习的语言知识来写作推测事件发展可能性。2.教学难点：有条理地写出事件发生过程和事件发展可能性。三、教学过程Ⅰ.Revision1.Haveadictationofthenewwordsandexpressions.2.Reviewthemainphrasesandsentences.1)属于belongto2)最喜爱的作家favoritewriter3)怎么啦?What’swrong?4)参加音乐会attendaconcert5)捡起pickup6)不平常的事somethingunusual7)奇怪的噪音strangenoisesImportantsentences:Stonehenge,arockcircle,isnotonlyoneofBritain'smostfamoushistoricalplacesbutalsooneofitsgreatestmysteries.However,historianPaulStokerthinksthiscan'tbetruebecauseStonehengewasbuiltsomanycenturiesago.…,butmostagreethatthepositionofthestonesmustbeforaspecialpurpose.Mosthistoriansbelieveitmustbealmost5,000yearsold.Andperhapswemightneverknow,...II.Workon3a1.TellSstoreadthroughthearticlein3aonpage59again.Andanswerthefollowingquestions.Whatdoyouthinkthenoisecouldbe?Whydoyouthinkthat?Whatcouldthenoisesbe?Whydoyouthinkso?2.Thentalkwithapartneraboutyourinferencesandreasons.3.LetSstellouttheiranswers.III.WritingWorkon3b1.TellSswhattheyshoulddo.Lookatthisnewspaperheadlineandfinishthearticleaboutthestrangehappenings.NoMoreMysteryintheNeighborhoodLastweek,inaquietneighborhood,somethingstrangehappened...Wenowknowwhatwashappeningintheneighborhood...Nowthemysteryissolved.Peopleintheneighborhood...Writingtips:Firstpart:backgroundinformationaboutthemysterySecondpart:howthemysterywassolvedThirdpart:howthepeopleintheneighborhoodnowfeel2.写作指导：[单元话题分析]根据一些依据或者现象进一步判断出一个结论。本单元的重点就是谈论猜测和判断。用情态动词表达猜测或判断,常见的有:must,may,might,could和can't等词。情态动词表示推测，可能性从小到大依次为：can't,might,may,could,must.本单元话题涉及多种时态，因此要注意时态的正确使用3.Sstrytowriteashortarticle.IV.SelfCheckWorkonSelfCheck11.LetSsreadthesentencesinSelfcheck1.ThenSstrytofillintheblankswiththecorrectwordsinthebox.Fillintheblankswithmust,might,orcan't.1)Thatbrightlight________beaUFO-there'snosuchthing!2)I’mstillwaitingforthebus,soI_______beabitlatefortheparty.3)Thatsweater_____beCarla’s.She’stheonlyonewhowearssuchcolorfulclothes.4)Tony______wanttogototheconcert.Helikesmusic,butI'mnotsureifhelikesrockmusic.5)Thepersonyousawatthesupermarket_____beSusan.Ijusttalkedtoheronthephoneandshe’satworkrightnow.2.LetsomeSsreadtheiranswers.ChecktheanswerswiththeSs.WorkonSelfcheck21.TellSstowritesentencesforthethingsbelow.Theyshouldwritesentencesbyusingthechart.NameLikesDislikesJessicatakephotosrunToddplaythepianoeatsweetfoodMikeplaytenniswatchmoviesAnniereadcook2.Understandtheexample.Sstrytocompletethesentencesbythemselves.1)DVDItcan'tbeMike's.Hedoesn'tliketowatchmovies.2)bowlofice-cream_________________________________3)camera_________________________________4)cookbook_________________________________5)tennisball_________________________________6)runningshoes_________________________________3.LetsomeSsreadtheirsentencestotheclass.4.Correctthemistakestheyhave5.GivesomepossiblesentencesHomeworkWriteapassage.昨晚天空中有不明飞行物体。对此，你的同学有不同的猜测。请根据下面表格中的信息写一篇80词左右的短文。人物猜测原因AliceaUFOItflewveryfast.JackakitewhichcangiveofflightItdidn’tflyhigh.AntonioaplaneItssoundlikedaplanesound.
