高中英语 Module 4　Sandstorms in Asia Period 3教案 外研版必修3.doc

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1、Period3　Grammar1;Grammar2;PronunciationandFunction整体设计教材分析本节是语法课,针对的是汉语中没有的语法现象:不定式和but+不定式。教师可以先让学生通过例句总结出不定式的形式和用法。分组讨论分析的方法可以使学生在课堂上积极参与而不是被动的记忆一些语法条目。同时应该在学生了解何为不定式之后设计一些对应的练习来加深印象并记住用法。语音和功能部分与语法部分相关,放在本节处理,便于学生类比记忆。三维目标1.知识与技能1)Makestudentslearntosumupgrammaticalrulesbythemselves.2)M

2、akesurestudentsmasterthegrammaticalitems.3)Expressstrongfeelingsthroughspecialsentencepatterns.2.过程与方法1)Motivatestudents’enthusiasmintakingpartintheclass.2)Trytothinkinanegativewaywhenexpressfeelingswithnegativesentences.3.情感与价值Throughthestudyofthisperiodstudentswillsurelyknowmoreaboutdiff

3、erenttypesofinfinitive.教学重点1.Encouragestudentstosumupgrammaticalrules.2.EncouragestudentstothinkintheEnglishway.教学难点1.Thedefinitionsofdifferentformsofinfinitiveandhowtousethem.2.HowtothinkintheEnglishway.教学方法1.Individualworkandpairworktomakeeverystudentworkinclass.2.Deduction.3.Practice.教学

4、过程→Step1RevisionRevisewhatwehavelearnedlastclass.Dosomemultiplechoicequestionsaboutthepassagelearnt.(Showthefollowingonthescreen.)1.Whatisthebestdescriptionaboutasandstormaccordingtothepassage?A.ItisamajordisasterformanyAsiancountriesforcenturies.B.Itisastrongwindcarryingsand.C.Itisawaytoc

5、auselandtobecomedesert.D.Itisakindofnaturaldisasterthatcan’tbetreated.2.WhatisthemainreasonfortheincreaseofsandstorminChinarecently?A.Tobeclosetomanydeserts.B.TheworseningoftheweatherinChina.7专心爱心用心C.Itisaresultofdesertification.D.Peoplecuttingdowntreesanddiggingupgrass.3.Whateffectsaresan

6、dstormsbringingtopeoplelivingincities?A.Thewholecityisusuallycoveredbythickandyellowdust.B.Trafficmovesveryslowly.C.Peoplecan’tbreathewellandthedustmakethemill.D.Allabove.4.Whatisthebestwaytoavoidtheeffectsfromthesandstorm?A.Tolivefarawayfromdeserts.B.Tostayathomewhenasandstormhappens.C.To

7、wearmaskifyouwanttogoout.D.Toplantmoretrees.5.WhichofthefollowingisnottheelementstomakeCentralAsia,NorthAmerica,CentralAfricaandAustraliathefourmainplaceswheretherearesandstorms?A.Theclimateintheseplacesisratherbad.B.Theyarealltheplaceswithbigdeserts.C.Thenatu