高中英语Unit 22 Lesson 2 Endangered Species 课件1北师大版选修8.ppt

lesson2 endangeredspecies a b c d e f exercise1 matchthenamesoftheendangeredspecieswiththeirpictures 1 giantpanda2 yangtzedolphin3 crestedibis4 snowleopard5 bengaltiger6 yangtzealligator abcdef exercise2 lookupthesekeywordsinadictionary completethesentenceswiththekeywords conservation extinct habitat preserve1 ananimal sisthetypeofareathatitlivesin 2 ifwearenotcareful thepandawillbecomeandourchildrenwillonlyseetheminbooks 3 itisimportanttoforestsbecauseotherwisealotofanimalswillhavenowheretolive 4 iamworkingonaproject wearetryingtosavethepanda conservation extinct habitat preserve1 ananimal sisthetypeofareathatitlivesin 2 ifwearenotcareful thepandawillbecomeandourchildrenwillonlyseetheminbooks 3 itisimportanttoforestsbecauseotherwisealotofanimalswillhavenowheretolive 4 iamworkingonaproject wearetryingtosavethepanda answers habitat extinct preserve conservation listeningstrategies takinglecturenotes1 listenfor topic words e g endangered species decrease thesewordsareusuallystressedandthefactsareoftenrepeated e g rear few extinct 2 listyourmainpointsusingnumbersoranasterisk thismakesyournoteseasiertoreadwhenyoulookatthemlater 3 don ttrytowritedowneverything selectimportantinformation 4 useabbreviationsandyourownshorthand exercise3 listentothelecture usethestrategiestowritesomenotes exercise4 workinpairs useyornotesandtaketurnstosaysentences exercise5 compareyournotes areyourpartner snoteseasytofollow telltheclassthemostimportantinformationthatyougotfromthelecture exercise6 listentothelectureagainandocmpletethefactfiles 1 giantpanda numbers worldwide inspecialcentres inzoos habitat food reasonforbeingendangered 2 yangtzedolphin reasonsforbeingendangered 1 2 3 1600 120 20 bambooforest bamboo humanactivitydestroyingtheirhabitant pollutionoftherivercaughtandkilledinfishermen snetshuntinginthepast 3 tiger numbersworldwinde originalnumberofspecies numberofspeciesremaining reasonsforbeingendanered 1 2 killedbyhuntersforfalsebeliefslossoftheirnaturalhabitant exercise7 choosetheproperwordsfromthisparagraphandusethemtocompletethesentencesbelow therearemanyaninmalsindangerofextinctionworldwide forexample onlyfivesub speciesoftigerremainandthenumberoffresh waterdolphinsinchinaisdeclining wemustprotectendangeredspecies fisharedifficulttocatch thegiantpandaisthesymbolof thenumberofendangeredanimalsisincreasing threeoftigerareextinct manyendangeredspeciesnowfacethedangerof carsaleshavebyaquarter hehadfinished butheatthemicrophoneforafewminutes gazingattheaudience 8 physicalexercisecanyouformheartdisease fisharedifficulttocatch 2 thegiantpandaisthesymbolof 3 thenumberofendangeredanimalsisincreasing 4 threeoftigerareextinct 5 manyendangeredspeciesnowfacethedangerof 6 carsaleshavebyaquarter 7 hehadfinished butheatthemicrophoneforafewminutes gazingattheaudience 8 physicalexercisecanyouformheartdisease answers fresh water endangeredanimals world wide sub species extinction declined remained protect exercise8 listentothelectureagainandtakenoteofthepronunciationofthecompoundwords exercise9 listentothedialogueandcompletethefunctionfilewiththeseexpressions sothat that swhy basically becauseofthatone reason to that sthereasonwhy alotofitistodowith justifyingargumentsyes 1 i mjoininga conservationprgramme 2 helpsavetheyangtzealligator 3 thealligatorliveinholesthatdamagethefarmland so 4 theyarekilled 5 isthatfarmersshootthembecausetheysometimesattackfarmanimals but 6 theirbeautifulfurthegovernmentistryingtoenforcethelaw 7 theyareprotected 8 thenumbersarefallingdisastrously answers 1 that swhy2 to3 basically4 that tthereasonwhy5 onereason6 alotofitistodowith7 sothat8becauseofthat exercise10 readthefollowinginformationontheseendangeredanimals 1 asianelephantpopulation 35 000 60 000countries indiaandseveralotherasiancountrieshabitat forestproblem huntingforivoryconservation stronglawsagainstillegalhunting nationalparksestablished 2 orangutanpopulation 15 000 24 000countries malaysiaandindonesiahabitat forestproblem illegaldeforestationconservation protectionlawsinplace publicawarenessprogrammes forestconservationurgentlyneeded exercise11 theseanimalsneedprotection lmagineyouareplanningaprogrammetohelpthem decideonyourprioritiesandthinkofsolutionstotheproblems usethesekeywordsto