2018年秋季高中英语 Unit 4 Wildlife protection Period 1 Warming Up & Reading课时巩固提升 新人教版必修2

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1、Unit4WildlifeprotectionPeriod1WarmingUp&Reading课时巩固提升　　LifeisgoodforpenguinsinAntarctica(南极洲)attheendofthemovieHappyFeet.Real-lifepenguins,though,havelittletocelebrate.Twelveoftheworld'snineteenpenguinspecies(种类)faceseriousdanger,accordingtowildlifeexperts.The

2、yareindangerofdisappearingfromtheearth,includingemperorpenguins.“Manyoftheworld'spenguinspeciesareinbigtrouble,”penguinexpertKasselSiegeltoldWRNews.HerwildlifegroupisaskingtheUSgovernmenttoprotectthetwelvespeciesofpenguinsindanger.Severalcountriesaremakingeffo

3、rtstomakesuretherapidlyincreasingtouristsinAntarcticadonotcauseenvironmentalproblems.Overfishingisonereasonfortheproblem.Penguinseatsmallfishandtinyanimalscalledkrill.Fishingboatsarecatchinglotsofkrill.Thatleaveslessfoodforpenguinstoeat.Anotherreasonforthedecl

4、ine(减少)inthenumberofpenguinsisglobalwarming.Globalwarmingistheslowincreaseinaveragetemperaturearoundtheworld.Itiscausingseaicetomelt.Penguinsneedtheseaiceasaplacetorestwhiletheysearchforkrill.Scientistssayglobalwarmingiscausedwhenwedrivecarsoruseelectricity.Th

5、atburnscoal,andnaturalgas.Theburningofcoal,oil,andnaturalgasgivesoffgasesthataddtotheoverheatingoftheearth.“Wecanandmustreducegasemission(排放物)tokeeppenguinssafeinthefuture,”saysSiegel.【语篇概述】本文主要讲述了企鹅面临灭绝的危险以及造成这种状况的原因。Ⅰ.Skimthepassageandfindthemainideaquickly.

6、Thispassagemainlytellsusfromtheearthandit.答案：penguinsareindangerofdisappearing；thereasonofⅡ.Readthepassageagainandchoosethebestanswers.1.ThemovieHappyFeetismentionedinParagraph1to_________.A.showtheauthor'sangerB.celebratethesuccessofthemovieC.encouragepeoplet

7、owatchitD.introducethetopicofthepassage【解析】选D。推理判断题。从第一段第二句Real-lifepenguins,though,havelittletocelebrate.便可以看出作者提到这部电影是为了引出主题。2.Whatwouldprobablyhappenifpeoplereducedtheiruseofcoal,oil,andnaturalgas?A.Penguinswouldhavetomovetootherplacestolive.B.Penguinswould

8、belesslikelytodisappearfromtheearth.C.Therewouldbemorekrillforpenguinstoeat.D.Itwouldsavepeoplealotofmoney.【解析】选B。推理判断题。根据文章最后一段中的末句Wecanandmustreducegasemissiontokeeppenguinssafei