unit 4 global warming

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1、高二年级英语学科学案选修六Unit4Globalwarming【学总73】第一课时1onthewhole大体上；基本上完成句子1)Hisbusiness___________________wassuccessful.总的来说，他的事业是成功的。2)________________________ourtasksweregoingonsmoothly.总的来说，我们的任务进展得很顺利。2average1)adj.平均的，普通的2)n.平均，平均数above/below(the)average;在平均水平以上/以下on(the)average;平均地一般地upto(the)averag

2、e达到平均完成句子1)whatis__________rainfallforJuly?2)_______________mensmokemorecigarettesthanwomen.3)Tomisagoodstudentandhisworkatschoolis____________________________________.Homework翻译下列单词或短语1.发生，造成2.同意，赞成，订购3大量的4.趋向，易于，照顾5.导致6.上升，增长，升起7.反对8.陈述，声明9.种类，范围10.即使11.继续12.平稳的，持续的13.倾向，趋势14.分布广的，普遍的【学总74】第二

3、课时（Reading）FastReadingScanthetextandanswerthefollowingquestions.(1)Whowrotethemagazinearticle?Whatisthenameofthemagazine?(2)Whatarethenamesofthethreescientistsmentionedinthearticle?CarefulReading。Readthetextcarefullyandchoosethebestansweraccordingtothetext.（）1.Whatisthepurposeofthefirstparagrap

4、h?A.Tointroducethetopic.B.Togiveopinion.C.Toaskthereadersaquestion.D.Togivedata.（）2.Whostudiedtheamountofcarbondioxideintheatmospherebetween1957and1977?A.DrJaniceFosterB.CharlesKeelingC.GeorgeHambleyD.SophieArmstrong（）3Whatmayhappenifwedonothingaboutglobalwarming?A.Theremaybeariseofthesealevel.

5、B.Thetemperaturewillbesurelylower.C.The“greenhouseeffectwilldisappear.D.Ithasnothingtodowithus.（）4.WhydoesGeorgeHambleystatethatmorecarbondioxideisactuallyapositivething?A.Itwillmakeplantsgrowfaster.B.Cropswillproducemore.C.Itwillencourageagreaterrangeofanimals.D.Alloftheabove.（）5.Whatisthepurp

6、oseofthelastparagraph?A.Tomakereadersdisappointedwiththeproblem.B.Tomakereadersthinkabouttheproblem.C.Toshowthewriter’sopinionontheproblem.D.Tobeginsomediscussionaboutthefuture.Summary.Fillintheblanksaccordingtothetext.Thereisno1__________thattheearthisbecomingwarmernomatterwhetheritisanatural2

7、__________.Scientistsbelievethatgreenhouseeffectbeginswhenweaddhuge3______________extracarbondioxideintotheatmospherebyburning4______________.Theincreasedamountofcarbondioxideiscausingtheglobaltemperatureto5___________.Scientistsa