高中英語 2話題研讀 20科普知識與現代技術課件.ppt
話題20科普知識與現代技術(Scienceandmoderntechnology),本文主要是分析移動公司熱衷于4G的原因。1.C由文章最后一句可知。2.D由冒號后面所列的“沒有寬帶攜帶的信息量多”“打開網絡和下載音樂的速度較Wi-Fi慢”等可知。3.B該段先后談到用broadband,wirelessrouter,Wi-Fi和3G上網。4.thereasonwhymobilecompaniesaroundtheworldrecentlyaretryingtheirbesttodevelopandoffer4Gservice,美文研讀,puter2.Iwork6.generation7.upgrade8.videomeeting9.stayconnected,復記強化,一、句子翻譯1.itconvenient2.cannot,without,or3.sothateveryonehasmoreleisuretime.4.Aspeoplerelymoreandmoreontechnologytosolveproblems5.Thetechnologyismorethanjustcool.,知識運用,6.whichenablesyourcellphoneandtablettogoonlinetoo7.Thismeansthatacrossthecountry,allstudentshaveaccesstocomputersdailyintheirclassrooms.8.IfDNAdamageisnotrecognizedandrepairedintimethenitcanleadtoanytypeofcancer.,二、短文填空uniqueassumptionstradingskillsrandomscanningplayarolehaveworkedoutareassociatedwithdiscoveryslowdown,文章講述通過兩項研究分析了兒童看電視對學習成績的影響。1.A細節(jié)理解題。根據第2段ThosewithTVsintheirbedroomsscoredabouteightpointsloweronmathandlanguageartsteststhanchildrenwithoutbedroomTVs可知。2.D細節(jié)理解題。根據第3段ButtheresultsdontprovethatTVisthecauseanddontruleoutthatalreadypoorlymotivatedyoungsters(年輕人)maywatchlotsofTV可知,電視和教育水平的聯(lián)系很難解釋清楚。,典型例題,3.C推理判斷題。分析后兩段尤其是最后一段可知,兒童臥室不應該放電視機。4.C推斷目標讀者。依據關鍵詞children,Theirstudy和theirbedrooms等可推知。5.B主旨大意題。通讀全文以及文章第1段第1句(主題句)可知,短文主要通過兩項研究分析了兒童看電視所造成的影響。,構建積極的自我形象是進一步增強自信、關愛自己的有效途徑之一。文章敘述了建立積極的自我形象的內容、途徑和消除消極自我形象的意義。1.D細節(jié)理解題。本題題眼在第1段最后一句。關鍵是理解Ifyoufindthatbelievinginyourselfisachallenge,“當你覺得自信是一種挑戰(zhàn)時”,也就是“當你不夠自信時”。,實戰(zhàn)演練,2.C細節(jié)理解題。由第2段中的Interestingly,ourself-imagesareoftenquitedifferentfromtheimagesothersholdaboutus.第4段最后一句Butremember,justbecauseyouthinkitdoesntmeanitstrue.和第5段第一句Thebestwaytogetridofanegativeself-imageistorealizethatyourimageisfarfromobjective,andtoactivelyconvinceyourselfofyourpositivequalities.可知很多時候自我形象是不真實的。,3.A細節(jié)理解題。由第2段最后一句Thuschangingthewayyouthinkaboutyourselfisthekeytochangingyourself-imageandyourwholeworld.和文章倒數第2句Changingthewayyouthinkandworkingonthoseyouneedtoimprovewillgoalongwaytowardspromotingapositiveself-image.可知。,4.B主旨大意題。第1段最后一句中有buildapositiveself-image,第3段首句的thebestwaytodefeatapassiveself-imageisto,最后一段的首句Thebestwaytogetridofanegativeserf-imageisto都是說明如何構建自我形象的。5.C推理判斷題。由第1段第4句中weretheappleofourparentseyesourGrandmasthinkwere等可知,本文應當是寫給青少年閱讀的。,復記強化1.talent2.challenge3.tositive4.negative5.convince6.棘手的7.自我形象8.首要的;主要的9.趨勢10.客觀的;目標,