高中英语 unit 4 earthquakes教案 新人教版必修1(2)

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1、Unit4Earthquakes  教学准备1.  教学目标１．知识目标：（１）初步熟悉与地震有关的单词crack,cutacross,canal,falldown等；（２）了解板块构造及地震的成因。２．能力目标：（１）用已学过的单词描述唐山和旧金山两城市面貌；（２）初步听懂有关地球板块活动方面话题的材料；（３）口头表述地震成因及有关地震产生的传说。３．情感目标：通过开放式讨论和听力材料的学习，了解地震成因的科学常识，加强自然科学素养，激发对科学的热情。2.  教学重点/难点１．重点：（１）培养描述唐山和旧金山两城市图片和编有关地震传说等口头表达能力；（

2、２）了解板块活动知识及地震形成的科学知识。２．难点：（１）课前搜集与地震有关的资料；（２）口头表达地震的成因及有关传说。3.  教学用具课件4.  标签英语  教学过程Step1.Lead-in----videoofdifferentnaturaldisastersT:Ourhometownisaplacefullofakindofdisasters.Whatisit? Typhoon,earthquake,hurricanetsunami,flood,tornado,drought…areallcallednaturaldisasters.Q.what

3、damagewilltheybringabout? ----everythinginruins/death/losses…Step2.IntroductionofEarthquakes(Letstudentsgetthegeneralideaofearthquake)Q:whatdoyouknowaboutearthquake?Whatcausesquakesandwheredotheyoftenhappen?             Howtopredictanearthquake?Q:Howtoavoidbeinghurt??----throughg

4、amesQ:Haveyouheardofanylandearthquakes?----Twopicturesinwarming-up:TangshanEarthquakeandSanFranciscoEarthquake.Q:Whatdoyouknowaboutthesetwoearthquakes?Step3: Listening1. Pre-listening----briefintroductionofSanFranciscoEarthquakeQ:Whendidthequakehappen?----1906Q:whatdamagedidbring

5、about?----About700peoplediedintheearthquakeandthefires.Andasmanyas250,000peoplelosthomes…2. While-Listening----accordingtotheexercisesinthetextbook3.Post-listening ----Howcanwereducethedamageofearthquake?Whatcanwedo?Step4:Homework----previewthereading“ANighttheEarthdidn’tSleep”an

6、dlearnnewwordsofthisunit ReadingStep1.Lead-inT:Wehaveavisittothemuseumofnaturaldisasters,andyouhavelearnedaboutsomebriefintroductionofmostdisasters.Today,Iwanttoshowyouroundtheearthquakedepartment,andIhopeyouwilllikeitandlearnsomeusefulknowledge.Nowlet’sgo.T:Attheverybeginning,Iw

7、anttoknowhowmuchyouknowaboutanquake. Q1:Whatwouldyoutakewithyouifaquakehappened? Q2:Thebestwaytosaveyourselfistoknowtherewillbeaquakebeforeithappens.Whatkindofsignscantellyouthatthereisaquake? Q3:Whatkindofdamagecananearthquakecause?S:buildingsaredestroyed;peoplearekilled;familie

8、sarebroken…T:Let’shavealookatsomepicture