2019-2020年高考英语大一轮复习第1部分基础知识考点Units3~5考点突破练新人教版选修(I)

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1、2019-2020年高考英语大一轮复习第1部分基础知识考点Units3~5考点突破练新人教版选修(I)Ⅰ.阅读理解AWeatherexpertssaidthisyearcouldbeoneofthestrongestElNinoeventsinrecordedhistory.ElNinomeanssevereweatherconditionsinpartsoftheworld.IneasternAfrica，forexample，KenyaandUgandaarepreparingforpossiblefloodin

2、g.YetSouthAfricaandMalawiarealreadydealingwithextremelydryweather.ElNinoisSpanishfor“thechild”．ItusuallybeginsinDecember，nearthecelebrationofthebirthofJesusChrist.Infact，theweathereventwasnamedinhishonor.ElNinodevelopswhenwindsoffthewestcoastofSouthAmericaweake

3、n.ThispermitswarmwaterinthewesternPacifictoexpandtowardtheeastandtheAmericas.Atthesametime，cloudsandrainoverthewarmwatermoveeast，too.ElNinoconditionsnormallyappearonlyabouttwiceevery10years.Usually，ElNinoconditionscontinueforabout12to18months.Theybringwarmweath

4、ertosomeareas.Theseareasbeewetterthannormal，whileothersbeedrier.TheUnitedNationsChildren'sFundwarnsthatmanypeopleareatriskfromhunger，diseaseandwatershortagesresultingfromElNino.IneastandsouthernAfricaupto11millionchildrencouldbeaffected.EastAfricancountriesusua

5、llyexperienceheavyrainfallduringtheElNino.SouthernAfricausuallyhaslittlerainfall，whichmayleadtowildfiresordrought(干旱)．WeatherchangescausedbyElNinodependonthestrengthofthecondition.Intheearly1980s，strongElNinowaslinkedtodryweatherinAustraliaandAsia，rainandfloodi

6、nginSouthAmericaandhightemperaturesinmanypartsoftheU．S.Tenyearslater，smallerElNinocausedtroubleinpartsoftheU．S.ItcausedseverefloodsintheSoutheastandtheMiddleWest.TomDiLebertoisameteorologist(气象学家)attheNationalOceanicandAtmosphericAdministrationinWashington，D.C.

7、HesaidthisyearcouldbethethirdstrongestElNinoonrecord.Butwewillnotknowforsureuntilalltheweatherrecordsareexamined.【语篇解读】　本文是说明文，题材为科普环保类。气象专家表示今年可能经历有记录以来最为强烈的厄尔尼诺之一。1．Theauthorwritesthetexttotellus________．A．manycountriesarepreparingfortheingfloodsB．Africawillp

8、robablysufferalotfromthisyear'sElNinoC．thisyearcouldbeoneofthestrongestElNinoonrecordD．11millionchildrencouldbeaffectedbythisyear'sElNino答案　C　[目的意图题。通读全文可知，本文主要向读者介绍气象专家表示今年