人教版高中英语教案必修二Unit4WildlifeprotectionPeriod2E

1Period3ExtensiveReadingTheGeneralIdeaofThisPeriod：Thisperiodisaboutthereadingofthepassages：thedisappearanceofthedinosaursandthedodos；thereturnoftheMiludeer.Itwillhelpthestudentslearnmoreaboutwildlifeandrealizewhatmadetheanimalsdisappearandwhatweshoulddotoprotecttheenvironment.TeachingAims：1.Trainthestudents’readingability.2.Learnsomeusefulwordsandexpressions：disappear，comeintobeing，species，country，rare，dieout，dust，dusty，forsure，recently，buildagoodfriendship，becommonin，carefor3.Learnsomeusefuldrills：Ourfurisbeingusedtomakesweaterslikeyours.TherearesomanyofthemthatanewparkhasbeenopenedfortheminHubeiProvice.4.Enablethestudentstogetmainideaofdinosaurs’speciesandthedisappearanceofthedinosaurs，dodosandthereturnoftheMiludeer.TeachingImportantPoint：Helpthestudentstounderstandthepassagesandrealizetheimportanceofprotectingourenvironment.TeachingDifficultPoints：1.Howtoimprovethestudents’readingability.2.Howtohelpthestudentsunderstandrealreasonsofthedisappearanceoftheanimalsandrealizetheimportanceofourenvironment.TeachingMethods：Asking-and-answeringactivitytocheckthestudents’understandingofthetext；individual，pairorgroupworktofinisheachtask.TeachingAids：1.Ataperecorder.2.Amultimediacomputerandablackboard.TeachingProcedures：Step1RevisionRevisesomeinformationaboutsomeendangeredanimals.T：Lastclasswelearnedsomethingaboutsomeendangeredanimals.Remember?Ss：Yes.T：Canyounamesomeanimalswhichareendangered?Ss：Yes.S1：Polarbears.T：Good.S2：Rhino.T：Welldone.S3：Miludeer.T：Yeah，verygood.S4：Pandas，whichappearonlyinChina.2T：Terrific!S5：Tibetanantelopes.Asweseeinthefilm可可西里，theyarebeinghunteddaybyday，andasresult，thereareonlyalittlenumberofthemleft.Itisreallyashameforushumanbeings.T：Yeah，absolutelyright.Sometimeswehumanbeingsaretoblame.Wearedestroyingtheworldwherewearelivingandkillingourdearfriendsbydestroyingtheirenvironment.Sowhatshouldwedo?Ss：Tryourbesttoprotectourenvironmentandfightagainstanybehaviourdoingharmtoanimalsandtheirsurroundings.Step2Lead-inT：Lookatthescreenplease.Doyouknowanythingabouttheseanimals?（Showthefollowingpicturesonthescreen.）S1：Dinosaursanddodoshavediedout.Theylivedontheearthmanyyearsago.S2：TheMiludeerstillliveontheearth，therearesomeinChina.T：Yes.Doyouwanttoknowmoreaboutthem?Let’scometotheshortpassageonPage30.Step3ReadingTask1PredictionT：Canyouguesswhatthereasonsmightbeforthedisappearanceofthedinosaursanddodos?S1：Becausetheweatherchangedmuchatthattime.S2：Becausethehumanbeingskilledthem.Task2FastreadingforthemainideaT：Maybeyouareright.Let’sreadthetext.Afterreading，youshouldfindoutthemainideaof3thetext.Oneminuteforyoutoread.（Oneminutelater.）T：Youmaytalkaboutitwithyourpartnerandnowreportyourwork.S1：Themainideaisspeciesandthereasonsfordinosaurs’dyingout.T：That’sright.Task3DetailedreadingT：Nowreadthetextforasecondtimetounderlinetheimportantwordsandexpressionandtrytofindouttheanswerstothesequestions.1.Whendidthedinosaurslive?2.What’stherarenewspeciesdinosaurlike?3.Whatcouldtherarenewspeciesdinosaurdo?4.Whydidthedinosaurdieout?T：I’llgiveyoufourminutestoprepare.Checktheanswers：1.Whendidthedinosaurslive?Tensofmillionsofyearsago，longbeforehumanscameintobeing.2.What’stherarenewspeciesdinosaurlike?Therarenewspeciesdinosaurlookslikeabird.3.Whatcouldtherarenewspeciesdinosaurdo?Theycouldnotonlyrunbutalsoclimbtrees.4.Whydidthedinosaurdieout?Maybethat’sbecausealargerockhittheearthorbecausetheearthgottoohottoliveon.Step4ReadingtaskonWorkbookT：Nowlet’scometoanotherkindofrareanimal：Canyouguesswhat’sthat?Ss：Miludeer.Yesorno?T：Yes.Youareright.Todaywe’llreadapassageaboutthiskindofdeer.ReadthepassageonPage65andtrytocollectinformationforresearchintoMiludeerandfillinthetableonPage65.T：I’llgiveyoufourminutestoprepare.（Fourminuteslater.）Atfirst，letthestudentsdiscusstheinformationcollectedwiththeirpartnerandthencheck4themwiththewholeclass.Suggestedanswers：AppearanceofMiludeerAtfirsttheyappearedinChina.FeaturesofMiludeerTheylivedtogetherandategrassandsoftpartsoftree.ReasonsfordisappearanceTheywerenotprotectedandmanywerekilled.MiludeerinBritainTheyliketheweatherthereandthenumberincreasedyearbyyear.HowtheyreturnedThegovernmentofChinaaskedtobringbacksomeandtheDukehelped.PresentsituationTheyarehappyforthenumberhasgrownrapidly.ValueofthecooperationThisisagoodexampletoshowthefriendshipandunderstandingbetweentwocountries.T：Nowreadthetextforasecondtimeandunderlinetheimportantwordsandexpressions.Ifyouhaveanyquestion，pleaseaskme.Step5AssignmentT：Inthisclass，we’vereadtwopassagesaboutdinosaursandMiludeer，andlistentoapassageaboutdodos.Pleasetrytodescribedinosaurs，Miludeeranddodosinyourownwords.Atthebeginningofthenextclass，I’llasksomeofyoutotellme.Step6HomeworkT：FinishtheexercisesinLearningaboutlanguage.Step7TheDesignoftheWritingontheBlackboardUnit4WildlifeprotectionPeriod31.longbefore很久以前beforelong不久以后2.comeintobeing=begintoexist形成；出现；产生Step8RecordafterTeaching