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Let’swatchavideofirst!Unit11Let’sProtecttheEnvironmentPart2Readingglobalwarmingproducecause(n.)balanced(adj.)carbondioxideescapefurthermorebecausebalanceCO₂getawaybesidesTask1.Readandchoose.What’sthepassagemainlyabout?()A.Airpollution.B.Waterpollution.C.Globalwarming.D.Carbondioxide.CTask2.Readandfindtheirparagraphs.Part1(Para._____)Globalwarmingisthemostseriousproblem.Part2(Para._____)Thereasonsofglobalwarming.Part3(Para._____)Thesideeffectsofglobalwarming.Part4(Para._____)Thewaystosaveourenvironment.2-3145Task3.Read,askandanswerquestions.e.g.Para1.1.Istheglobalwarmingthemostseriousprobleminthe21stcentury?2.Whatistheprimarycauseoftheglobalwarming?3.Whatarewealsodoingwhilewearedevelopingtheworld?4.Wherearegarbagethrowninto?Homework1.Usethefollowingwordstomakeasentenceforeach:face、cause、abroad、realize、land、careless、produce、level2.Writeashortpassageaboutwhatcanwedotosavetheenvironment?Thanksforlistening！