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ListeningandSpeakingUnit4TheEarth
AtlanticOcean大西洋ArcticOcean北冰洋PacificOcean太平洋IndianOcean印度洋Four.(1)HowmanybigoceansarethereonEarth?
(2)Whatdoyouknowaboutthesea?areaanimalsintheseaplantsintheseaits?importanceproblemstheseafacesHere’saquizabouttheproblemsofthesea.Let’slisten!
MissLiu:OK,nowwearegoingtodoalittlequizaboutthesea.Letsstartwiththefirstquestion.Whyaresealevelsonourplanetrising?WuDi:Iknow!Theseaisgettingwarmerbecauseofglobalwarming.AlotoftheiceintheNorthandSouthPolesisdisappearing.Thatmakesthesealevelsrise.MissLiu:Thatsright,WuDi.Nowquestionnumbertwo.Manykindsoffisharedyingout.Whyisthis?LiNa:Isitbecausepeoplecatchtoomanyfish?MissLiu:Thatscorrect.Thereisanotherreasontoo.Cananyoneguess?SuMei:Isittheplasticpollution?Ireadthatahugeamountofplasticrubbishendsupintheseaeachyear.Fishandotherseaanimalseatitandgetill.Seaanimalsalsogetcaughtintheplasticanddie.MissLiu:Youreright,SuMei.Weneedtodosomethingaboutthis.Now,thenextquestion...(fadeout)听力材料123456
......Yourideas4Discussthequestionbelow.Whatcanwedotoprotectthesea?Reducing?plastic?use…Raising?awarenessofprotectingtheseaJoining?beach?or?river?cleanups
WhatproblemsistheEarthfacing?ClimateChangeDeforestation(过度砍伐)PollutionWaterScarcitySpeciesextinction(物种灭绝)Overfishing…
Improvingyourpronunciation
Whatarethey?suncarboxhorsewolfschool/?//a?//?//??//?//u?/
colourmustotherunder[?k?l?(r)][m?st][??e?r][??nd?(r)][?]Letslookatmorewords.busjustsuncountryenoughyoungcomemoneysomeuoou/?/发音时，双唇向两边平展形成扁平状，震动声带，短促有力推出气流。Howtopronouncethe
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