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1、2016年高考英语全国123卷七选五真题汇编2016年高考英语全国1卷七选五真题汇编第二节（共5小题，每小题2分，满分10分）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，选项中有两项为多余选项。Secretcodes(密码)keepmessagesprivate。Banks,companies,andgovernmentagenciesusesecretcodesindoingbusiness,especiallywheninformationissentbycomputer.Peoplehaveusedsec
2、retcodesforthousandsofyears.36Codebreakingneverlags(落后)farbehindcodemaking.Thescienceofcreatingandreadingcodedmessagesiscalledcryptography.Therearethreemaintypesofcryptography.37Forexample,thefirstlettersof“Myelephanteatstoomanyeels”Spelloutthehiddenmessage“Meetme.
3、”38Youmightrepresenteachletterwithanumber,Forexample,Let’snumberthelettersofthealphabet,inorder,from1to26.Ifwesubstituteanumberforeachletter,themessage“Meetme”wouldread“13520135.”Acodeusessymbolstoreplacewords,phrases,orsentences.Toreadthemessageofarealcode,youmust
4、haveacodebook.39Forexample,”bridge“mightstandfor“meet”and“out”mightstandfor“me.”Themessage“bridgeout”wouldactuallymean“Meetme.”40However,itisalsohardtokeepacodebooksecretforlong.Socodesmustbechangedfrequently.A.It is very hard to break a code without the code book.
5、B.In any language, some letters are used more than others.C.Only people who know the keyword can read the message.D.As long as there have been codes, people have tried to break them.E.You can hide a message by having the first letters of each word spell it out.F.Wi
6、th a code book, you might write down words that would stand for other words.G.Another way to hide a message is to use symbols to stand for specific letters of the alphabet.第二节参考答案36–40DEGFA2016年高考英语全国2卷七选五真题Agardenthat’sjustrightforyouHaveyouevervisitedagardenthats
7、eemedjustrightforyou,wheretheatmosphereofthegardenappearedtototalmorethanthesum(总和)ofitsparts?16.Butitdoesn’thappenbyaccident.Itstartswithlookinginsideyourselfandunderstandingwhoyouarewithrespecttothenaturalworldandhowyouapproachthegardeningprocess.●___17Somepeople
8、maythinkthatagardenisnomorethanplants,flowers,patternsandmassesofcolor.Othersareconcernedaboutusinggardeningmethodsthatrequirelesswaterandfewerfe
