2019-2020学年高中英语 Unit 4 Wildlife protection Section

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SectionⅣLearningaboutLanguage&UsingLanguage[读文清障][原文呈现]ANIMALEXTINCTION①Manyanimalshavedisappearedduringthelonghistoryoftheearth.Themostfamousoftheseanimalsaredinosaurs②.Theylivedontheearthtensofmillionsofyearsago,longbeforehumanscameintobeingandtheirfutureseemedsecureatthattime③.①extinction/Ik'stIŋkʃn/n.灭绝;消亡extinctadj.不再存在的;已灭绝的;绝种的②dinosaur/'daInəsɔː/n.恐龙③comeintobeing形成;产生(相当于comeintoexistence)longbefore远远早于……,long用在before前表示两个动作发生的时间相隔久远。[读文清障][原文呈现]Thereweremanydifferentkindsofdinosaurandanumberof④themusedtoliveinChina.Theeggsoftwenty­fivespecieshavebeenfoundinXixiaCounty,Nanyang,HenanProvince.Notlongagoararenewspeciesofbird­likedinosaurwasdiscoveredinChaoyangCounty,LiaoningProvince.④anumberof“许多的;若干的”,后接可数名词的复数形式,谓语动词用复数形式。thenumberof“……的数量”,后接可数名词复数形式,谓语动词用单数形式。[读文清障][原文呈现]Whenscientistsinspected⑤thebones,theyweresurprisedtofind⑥thatthesedinosaurscouldnotonlyrunliketheothersbutalsoclimbtrees⑦.Theylearnedthisfromthewaytheboneswerejoinedtogether⑧.⑤inspect/In'spekt/vt.检查;视察⑥besurprisedtodosth.吃惊地做某事(todosth.是surprised的原因)⑦that引导宾语从句,从句中含有并列连词notonly...butalso连接的并列谓语,即run与climb。⑧thebones...是省略that的定语从句,修饰theway。[读文清障][原文呈现]Dinosaursdiedout⑨suddenlyabout65millionyearsago.Somescientiststhinkitcameafteranunexpected⑩incident⑪whenahugerockfromspacehittheearthandputtoomuchdust⑫intotheair.⑨dieout灭亡;逐渐消失⑩unexpected/ˌʌnIk'spektId/adj.没料到的;意外的⑪incident/'InsIdənt/n.事件;事变,指小插曲;事件;冲突accident指意外事故⑫dust/dʌst/n.灰尘;尘土;尘埃dustyadj.多灰尘的[读文清障][原文呈现]⑬liveon继续存在toohotforthedinosaurstoliveon为“too+adj.+forsb./sth.todosth.”结构,意为“对……来说,太……而不能……”。⑭forsure无疑地;确定地(=forcertain),在句中作状语。⑮whyandhow共同引导宾语从句,作knows的宾语。Othersthinktheearthgottoohotforthedinosaurstoliveon⑬anymore.Nobodyknowsforsure⑭whyandhowdinosaursdisappearedfromtheearthinsuchashorttime⑮.动物灭绝[第1~2段译文]从地球有史以来的这段漫长时期,许多动物都消失了。这些动物中最有名的是恐龙。千百万年前,恐龙就在地球上生活,比人类的出现要早得多,当时它们的前景好像也很安全。当时有许多不同种类的恐龙,其中有很多种类曾经生活在中国。25个种类的恐龙蛋是在河南省南阳西峡县发现的。不久前,在辽宁省的朝阳县新发现了一种罕见的、形状像鸟一样的恐龙。科学家们观察它们的骨头时,惊奇地发现这些恐龙不仅跟其他恐龙一样可以跑,而且还可以爬树。科学家们是根据恐龙骨骼的连接方式得知这些的。恐龙大约在6500万年前突然灭绝了。有些科学家认为恐龙灭绝是发生在一次意外事故之后,当时宇宙间一块巨石击中地球,因而在空气中扬起太多的尘土。另外一些科学家则认为,地球变得太热,因此恐龙无法在地球上生活了。没有人确切地知道恐龙是由于什么原因,又是怎样在这么短的时间里从地球上消失的。[读文清障][原文呈现]Weknowmanyotherwildplants,animals,insectsandbirdshavediedoutmorerecently.Accordingto⑯aUNreport,some⑰844animalsandplantshavedisappearedinthelast500years⑱.Thedodoisoneofthem.ItlivedontheIslandofMauritiusandwasaveryfriendlyanimal.Pleaselistentoastoryofthedodoandhowitdisappearedfromtheearth.⑯accordingto按照;根据……所说,介词短语,后常跟名词或动名词作宾语。⑰someadv.大约,常用于数字前,相当于about。⑱inthelast500years在过去的500年里,用作时间状语,相当于“over/duringthepast500years”,常与现在完成时连用。[第3段译文]我们知道,近来许多其他的野生动植物、昆虫和鸟类也灭绝了。根据一份联合国的报告,在过去的500年里,大约有844种动植物已经消失。渡渡鸟就是其中的一种。它生活在毛里求斯岛上,是一种非常友好的动物。请听一个关于渡渡鸟的故事,看看它是如何从地球上消失的。Choosethebestansweraccordingtothetext.1.Themainideaofthepassageis________.A.howdinosaurswerediscoveredB.aboutdinosaurs'extinctionC.aboutthehistoryofdinosaursD.aboutanimals'dyingout2.Fromthefirstparagraphweknowthat________.A.dinosaurshaverecentlydisappearedB.anumberofdinosaursusedtoliveinCanadaC.dinosaurs'existenceislongbeforehumanscameintobeingD.dinosaurscan'tclimbtreesasotheranimalsdo3.ThepossiblereasonsforthedisappearanceofdinosaursarethefollowingEXCEPTthat________.A.theylivedontheearthtensofmillionsofyearsagoB.itcameafteranunexpectedincidentC.theearthgottoohotforthedinosaurstoliveonD.nobodyknowsforsurethereason4.AccordingtoaUKreport,weknowthat________.A.some844animalsandplantshavedisappearedinthelast500yearsB.thedodo,averyfriendlyanimalcanlivelongerontheearthC.dinosaurscannotonlyrunbutalsoclimbtreesD.toomuchdustintheairkilleddinosaurs5.Fromthewholepassagewecanlearnthat________.A.ifweprotecttheearthwell,dinosaurscan'tdieoutquicklyB.theeggsoftwenty­fivespecieswillbefoundinChinaC.scientistsfoundasurprisingresultofthebrainofthedinosaursD.thenextpartofthepassagewillbeaboutdodo'sdisappearance答案:1~5BCAADⅠ.单词拼写1.Insummer,mosquitoesoften(咬;叮)peopleintheevening.2.Ihopethatyoucanlearnsomethingfromthis___________(事件).3.JurassicParkisthegreatest(恐龙)movieevermade.4.Whenshewasangry,shewasas(凶猛的)asatiger.biteincidentdinosaurfierceⅡ.拓展词汇1.endvt.&vi.&n.结束;终止;尽头→n.结局;结尾2.expectedadj.预期的;预料的→adj.没料到的;意外的3.n.灰尘;尘土;尘埃→dustyadj.积满灰尘的4.disappearvi.消失→n.消失5.vt.检查;视察→inspectorn.检查员;视察员→inspectionn.检查;视察6.adj.凶猛的;猛烈的→fiercelyadv.凶猛地;猛烈地;激烈地endingunexpecteddustdisappearanceinspectfierce[巧记单词]unexpected→un­+expecteddusty→dust+­y派生词disappearance→disappear+­anceⅢ.补全短语1.comebeing形成;产生2.according按照;根据……所说3.anumber许多4.long很久以前5.used...过去常常……6.sure确定无疑地intotoofbeforetofor1.[教材原句]Afterawhileshesawsomezebrawithblackandwhitelinesgoingbeneaththeirstomachs.过了一会儿她看到了一些斑马,它们身上有一直延伸到腹部的黑白相间的条纹。[句型点拨]“with+宾语+宾语补足语”常常在句中作定语或状语。[佳句赏析]Hestoodatthedoor,withacomputerinhishand.他站在门口,手里拿着一部电脑。2.[教材原句]Theylivedontheearthtensofmillionsofyearsago,longbeforehumanscameintobeingandtheirfutureseemedsecureatthattime.千百万年前,恐龙就在地球上生活,比人类的出现要早得多,当时它们的前景好像也很安全。[句型点拨]longbefore意为“早在……之前;很早;很久以前”,该短语后可以接句子、名词、代词,也可以单独使用,在句中作状语。[佳句赏析]Longbeforetheendoftheschoolyear,studentsbegintheirsearchforjobsduringvacation.在学年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