2016年高考英语复习题：课时19 阅读理解文体技法2

《2016年高考英语复习题：课时19 阅读理解文体技法2》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、课时19　阅读理解文体技法2——说明文Ⅰ.阅读理解文体技法演练【精要提示】　说明文是用平实的语言客观地解说事物、阐明事理，给人以知识的文体。它通过对实体事物(如仪器、产品、自然环境)的解说，或对抽象事理(如概念、原理、定律)的阐释，使人们对事物的形态、特征、构造、性能、种类、成因、功能等有所了解，或对事理的特点、来源、演变、异同等有所认识，从而获得有关的知识。说明文实用性很强，它包括广告、说明书、内容提要、规则章程、解说词等。阅读说明文的关键是：抓住说明对象的本质特征。阅读时须注意：(1)注意说明的顺序，了解文章的结构，把握文章的脉络。(2)在阅读过程中画出长难句的主干成分(主谓宾)

2、、标出关键词，有的可边看边画草图或结构、流程图。【高考经典练】(2015·浙江卷，C)Ifhumansweretrulyathomeunderthelightofthemoonandstars，wewouldgoindarknesshappily，themidnightworldasvisibletousasitistothevastnumberofnocturnal(夜间活动的)speciesonthisplanet.Instead，wearediurnalcreatures，witheyesadaptedtolivinginthesun'slight.Thisisabasicev

3、olutionaryfact，eventhoughmostofusdon'tthinkofourselvesasdiurnalbeings.Yetit'stheonlywaytoexplainwhatwe'vedonetothenight：We'veengineeredittoreceive14usbyfillingitwithlight.Thebenefitsofthiskindofengineeringcomewithconsequences—calledlightpollution—whoseeffectsscientistsareonlynowbeginningtostudy

4、.Lightpollutionislargelytheresultofbadlightingdesign，whichallowsartificiallighttoshineoutwardandupwardintothesky.Ill－designedlightingwashesoutthedarknessofnightandcompletelychangesthelightlevels—andlightrhythms—towhichmanyformsoflife，includingourselves，haveadapted.Whereverhumanlightspillsintoth

5、enaturalworld，someaspectoflifeisaffected.Inmostcitiestheskylooksasthoughithasbeenemptiedofstars，leavingbehindavacanthaze(霾)thatmirrorsourfearofthedark.We'vegrownsousedtothisorangehazethattheoriginalgloryofanunlitnight—darkenoughfortheplanetVenustothrowshadowsonEarth—iswhollybeyondourexperience，

6、beyondmemoryalmost.We'velitupthenightasifitwereanunoccupiedcountry，whennothingcouldbefurtherfromthetruth.Amongmammalsalone，thenumberofnocturnalspeciesisastonishing.Lightisapowerfulbiologicalforce，andonmanyspeciesitactsasamagnet(磁铁)．Theeffectissopowerfulthatscientistsspeakofsongbirdsandseabirdsb

7、eing“captured”bysearchlightsonlandorbythelightfromgasflaresonmarineoilplatforms.Migratingatnight，birdstendtocollidewithbrightlylittallbuildings.14Frogslivingnearbrightlylithighwayssuffernocturnallightlevelsthatareasmuchasamilliont