选修8 Unit 23 Conflict课时练.docx

选修8 Unit 23 Conflict课时练.docx

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选修8Unit23Conflict课时练

选修8　Unit23　Conflict

[授课提示：

对应学生用书第357页]

课时练

（一）　阅读理解提速练——练速度

（限时：

35分钟）

Ⅰ.阅读理解

A

（2018·黑龙江哈尔滨六中一模）

Withfuelcostsrisingandairlinesfindingmorefeestoimpose（强加，征税）ontravelerseveryday，airfareisn'tgettinganycheaper.Sinceyoucan'tdrivetoallyourdreamdestinations，flyingistheonlywaytogosometimesand，undeniably，thefastest.Luckily，thereareplentyofwaystofindthemostaffordablefaresandalsoavoidpayingasmanyextrachargesaspossiblewhenyouplanahead.

Getthebestfare.AirlinesputouttheirfaresalesonTuesdaymorning，makingthisdaythebestdaytobookaflightforless.

Flyduringtheleastpopulartimes.Tuesday，WednesdayandSaturdayaretheslowestdaystofly，whichmeanscheaperdealsthantherestoftheweek.Youcanalsofindreducedratesonearlymorningflights，sincemanypeopledon'tliketogetupbeforethesuntogettotheairport.Earlierboardingtimescanalsoconsiderablycutdownyourchancesofgettingbumpedonanoverbookedflightordelayedbecauseofotherdelayedflightsormechanicalissues.

Chooseyourseatlater.Someairlineschargeyoutopickyourseatwhenyoubookonline，addingevenmoretothebottomlineofyourticketcost.Ifyoushowupearlyonyourtravelday，youcanstillgetsuitableseats.Someofthebestseatsgetheldbackuntilflightday，unlessothersarewillingtopayextraforthemaheadoftime，soyoustillhavethechanceatoneofthose.

Flyonholidays.Youalreadyknowthatsummeristhemostexpensivetimetofly，andeventhoughmostothertimesaremoreaffordable，thedayssurroundingholidayscanbecrazy.Savebigifyou'rewillingtotravelonmajorholidays，suchasThanksgivingandChristmas.

Don'twaituntilthelastminutetobook.Manytravelersdon'tknowthatthere'sasweetspotforbookingandgettingthebestpriceonyourtickets.Booktooearlyortoolateandyoucouldenduppayingmorethanyouneedto.Thebesttimetobookisbetweenthreemonthsandsixweeksfromwhenyouwanttotravel.

【语篇解读】　本文主要讲述了在燃油费和机场建设费日益增长的今天，乘坐飞机会是非常昂贵的。

本文告诉了读者几点减少费用，利用飞机便宜出行的建议。

1．Thepassageisintendedto________.

A．informushowtobookacheaperticket

B．tellushowtochoosetheseatandtimeforaflight

C．persuadeusintotravellingbyair

D．informusofsomebestwaystosavemoneyonaflight

解析：

D　推理题。

根据文章内容，主要讲述了在燃油费和机场建设费日益增长的今天，乘坐飞机会是非常昂贵的。

本文告诉了读者几点减少费用，利用飞机便宜出行的建议。

结合Luckily，thereareplentyofwaystofindthemostaffordablefaresandalsoavoidpayingasmanyextrachargesaspossiblewhenyouplanahead.目的在于给读者相关的建议，故选D。

2．Whichofthefollowingstatementsisnottrue?

A．Airlinetravelersaresupposedtopaymorefortherisingfuelcosts.

B．Earlymorningflightwillhelpavoidsomebumpsanddelays.

C．Youcanonlybookyourseatonlinebeforeoronyourflightday.

D．Bookingtooearlymaycostyoumoremoneyonyourtickets.

解析：

C　细节题。

根据文章内容Ifyoushowupearlyonyourtravelday,youcanstillgetsuitableseats.Someofthebestseatsgetheldbackuntilflightday，unlessothersarewillingtopayextraforthemaheadoftime，soyoustillhavethechanceatoneofthose.由此可知，并不是在你乘坐飞机的前一天或者当天才能在网上预订座位，故选C。

3．WhichisthebesttimetobooktheflightforOctober2nd?

A．May15th.　　　　　　　B．August15th.

C．June15th.D．September15th.

解析：

B　推理题。

根据文章内容Thebesttimetobookisbetweenthreemonthsandsixweeksfromwhenyouwanttotravel.预订机票的最后时机是你想要乘机的前3个月至6个星期前。

如果想要10月2号出行，结合4个选项，则最佳的订票时间应为8月15号。

故选B，其他时间要么过早要么过迟．

B

（2018·安徽皖南八校联考）

Ifyouwanttoslowaging,youmightwanttoeatless.Thisfindingisgoodnewsifyouwereamouse.Theresearchersstudiedmice,notpeople.

JohnPriceandotherresearchersstudiedtwogroupsofmice.Onegroupwasabletoeatasmuchasitwanted.Theresearcherslimitedwhatthemiceintheothergroupate.Theirdiethad35percentfewercaloriesthanthefirstgroupofmice.

Pricesaysthemicewiththedietrestrictionswere“moreenergeticandsufferedfewerdisease.”Theywerenotjustlivinglongerbutseemedtostayyoungerforalongerperiodoftime.

Theresearchersfoundthatfewercaloriesslowdownanaturalmechanismincellscalledribosomes.Priceexplainsthatribosomesareresponsibleformakingimportantproteinsinthecells.Butwithfewercalories,theyslowdown.Thisgivesthecellsmoretimetorepairthemselves.

Theresearcherssayribosomesusefrom10to20percentofthecell'senergytomakethoseproteins.Pricewrotethat“becauseofthis,itisimpracticaltodestroyanentireribosome”whenitstartstobreakdown.However,“repairingindividualpartsoftheribosomeonaregularbasisenablesribosomestocontinueproducinghighqualityproteinsforlongerthantheywouldotherwise.Thistopqualityproduction,inturn,keepscellsandtheentirebodyfunctioningwell.”

Pricesaid,“ribosomeisaverycomplexmachine,likeacar.”Theyneed“maintenancetoreplacethepartsthatwearoutthefastest.Whentireswearout，”heexplained,“youdon'tthrowthewholecarawayandbuyanewone.Itcostslesstoreplacetheoldtires.”

“Food，”hesaid,“isn'tjustmaterialtobeburned—it'sasignalthattellsourbodyandcellshowtorespond.”Pricesaidthefindingshelptoexplainhowexactlyourbodiesage.Andthismay“helpusmakemoreeducateddecisionsaboutwhatweeat.”

【语篇解读】　本文属于科技与发明类。

主要介绍了通过在老鼠身上所作的实验，发现减少食物有利于身体健康，让人更长寿。

4．Whatcanweknowaboutthemicewithlimitedcaloriesfromthestudy?

A．Theycankeephealthyeasily.

B．Theyneedmoreenergytobeactive.

C．Theycanlookyoungerthantheyare.

D．Theywilllivealongerlifelikehumans.

解析：

A　推理判断题。

根据第三段“themicewiththedietrestrictionsweremoreenergeticandsufferedfewerdisease”饮食限制的老鼠更精力充沛，患疾病的几率也更小。

根据句意可知限制饮食的老鼠更健康，故选A。

5．Whatwillhappentoribosomesiftherearefewercalories?

A．Theywillcompletelybreakdown.

B．Theymakeproteinsinthecellsslowly.

C．Theywillproducehighqualityproteinsmore.

D．Theymayneedmoretimetorepairthemselves.

解析：

B　推理判断题。

根据第四段句意：

研究人员发现更少的热量减慢了称为核糖体的细胞的自然机制。

Price说明核糖体负责制造细胞中重要的蛋白质。

但是热量越少，它们就制造的速度越慢。

分析本句可知核糖体在细胞中制造蛋白质的速度减慢了。

故选B。

6．Priceexplainedtheribosomes'roleofrepairingthemselvesby________.

A．tellingastory

B．listingbasicdata

C．makingcomparisons

D．experimentingonmice

解析：

C　推理判断题。

根据第六段：

普赖斯说：

“核糖体是一个非常复杂的机器，就像一辆汽车。

”他们需要“维修”来替换最快磨损的部件。

“当轮胎磨损时，”他解释道，“你不要把车全扔掉，买一辆新的。

”更换旧轮胎成本较低。

普赖斯把核糖体比作是一辆非常复杂的汽车，可知是通过比较的，故选C。

7．Whatdoesthetextmainlydealwith?

A．Fooddecideshowlongyoulive.

B．Canyouslowdownyouragingprocess?

C．Eatinglessmayhelpyoulivelonger.

D．Shouldyourdietbereducedforyourhealth?

解析：

D　主旨大意题。

根据第一段可知想要年轻就要少吃。

第三段限制食物的老鼠要更活跃更健康。

及最后一段这可能会“帮助我们对我们所吃的东西做出更多的教育决定”。

可知为了健康应该减少食物。

故选D。

C

（2018·湖北枝江第二高级中学模拟）

AmmieReddickfromEastKilbride,Lanarkshire,wasonly18monthsoldwhenshehadtheaccidentthathadscarred（留下创伤）herforlife.Thecuriouschildreacheduptograbthewireofahotkettleinthefamilykitchenandpouredboilingwateroverhertinyinfantframe.

HermotherRubyturnedroundand,seeingAmmiehorriblyburnt,calledanambulancewhichrushedherdaughtertoanearbyhospital.TwentypercentofAmmie'sbodyhadbeenburnedandallofherburnswerethirddegree.There,usingtissue（组织）takenfromunburnedareasofAmmie'sbody，doctorsperformedcomplexskintransplants（移植）tocloseherwoundsandcontrolherinjuries,anoperationthattookaboutsixhours.Overthenext16years,Ammieunderwent12moreoperationstorepairherbody.

WhenshestartedschoolatMaxweltonPrimaryatage4,otherpupilsmadecruelcommentsorsimplywouldn'tplaywithher.“Iwastheonlyburnedchildinthestreet,theclassandtheschool，”sherecalled，“somechildrenrefusedtobecomefriendsbecauseofthat.”

Today,aged17,Ammiecanonlyeverrememberbeingaburnedpersonwithscars;painisapermanentpartofherbody.Shestillhastohavetwofurtherskintransplants.Yetsheisaconfident，outgoingteenagerwhooffersinspirationandhopetootheryoungburnsvictims.

SheisamemberoftheScottishBurnedChildren'sClub,acharitysetuplastyear.Thismonth，AmmiewillbejoiningtheyoungerchildrenattheGraffhamWaterCenterinCambridgeshireforthecharity'sfirstsummercamp.“Iwillshowthemhowtogetridofunkindstaresfromothers，”shesays.Ammieloveswearingfashionablesleevelesstops,andsheplanstoshowtheyoungstersatthesummercampthattheycantoo.“Idonotgotogreatlengthstohidemyburnsscars，”shesays，“Igaveupwonderinghowotherpeoplewouldreactyearsago.”

【语篇解读】　本文讲述AmmieReddick十八个月的时候遭遇一场意外，被热水壶烫伤，做过十几次皮肤移植手术，身上留下了很多的伤疤，从小遭受了很多的白眼。

但她非常自信、开朗，经常鼓励其他烫伤的小患者，让他们充满希望。

8．WhatdidotherchildrendowhenAmmiefirstwenttoschool?

A．Theywerefriendlytoher.

B．Theyshowedsympathytoher.

C．Theywereafraidofher.

D．Theylookeddownuponher.

解析：

D　细节理解题。

根据第三段“otherpupilsmadecruelcommentsorsimplywouldn'tplaywithher”可知其他同学不是对她冷嘲热讽，就是不愿意跟她一起玩，故选D项。

9．AmmiewillteachtheyoungerchildrenattheGraffhamWaterCenterto________.

A．faceothers'unkindnessbravely

B．hidetheirscarsbyproperdressing

C．liveanormallife

D．recoverquickly

解析：

A　细节理解题。

根据最后一段“I'llshowthemhowtogetridofunkindstaresfromothers，”得知Ammie教他们如何对他人不友好的注视嗤之以鼻，故选A项。

10．Whatdoestheunderlinedword“permanent”inthe4thparagraphmean?

A．Necessary.B．Lifelong.

C．Difficult.D．Important.

解析：

B　细节理解题。

文章中提到，Ammie在过去的17年里接受了12＋1次手术，接下来她还要做两次皮肤移植手术，所以她的痛苦是“永久的、是终生的”，故选B项。

11．Whatcanbethebesttitleofthepassage?

A．ASeriouslyBurnedGirlSurvives

B．WaystoGetRidofUnkindStares

C．PermanentScarsAndPainForaGirl

D．AseriouslyburnedangelofHope

解析：

D　主旨大意题。

纵观全文，可以看出本文主要讲述了一个被烧伤的女孩的身残志坚的励志故事，故选D项。

D

（2018·宁夏银川市长庆高中一模）

Beinglessthanperfectlywelldressedinabusinesssettingcanresultinafeelingofgreatdiscomfortthatmaywellrequiretreatmenttoeliminat