Unit5Savetheendangeredanimals

單元測試100分

一、語法選擇（15分）

Onceuponatime,therelivedatrickyfbx.Heusedtospeakto]animalssweetlyandgain(heirtrust

beforeplayingtricksonthem.

Onedaythefoxmet2easygoingstorkonhiswayhome.Heacted3hergoodfriend.He

wantedtoplayatrickonthestork,soheaskedhertohavedinnerwithhimlater.Thestorkacceptedtheinvitation

4.

Thedayofthedinnercame,andthestorkwenttothefbx'shousewith5.Shethoughtitwasadelicious

feast.Buttohersurprise,there6onlysomesoupinaplate!”eandhaveataste!7tookmethe

wholeafternoontocookthesoup."Thefbxsmiled.Becauseofherlengbeak,thestorkhaddifficultyhavingthe

soup.Butthefbxlickedthesoupupinnotime.Afterfinishingthedinner,thefoxaskedthestork,“Doesittaste

8?”

Thehungrystorkreplied,tkOh,itiswonderful.Thanksfbryourdinner.''Sheadded,uButIcouldonlytastea

little9Idon'tfeelwelltoday.Ican'ttakeanymorc!^^Thefbxpretendedtofeelsorryfbrthat.Then

[0later,thestorkinvitedthefbxtohavedinnerwithHandwenthome.

Thenextday,thefbxgottothestork'shouseontime.Onthetable,somesoup12andpulintwo

narrowjarswithlongnecks.Thisline,thestorkfounditeasytohavethesoup.However,thefox13

tasteit.

Afterdinner,thestorkaskedthefbx,“Howisthesoup?”"Iamsorryfbrwhat14,Ifeelashamed

ofmyself.IthinkI'dbetter15now."thefbxanswered.Then,hewentoutofstork'shouseinahurry.

1.A.anotherB.otherC.theotherD.others

2.A.aB.anC.theD./

3.A.forB.withC.inD.like

4.A.happyB.happinessC.happilyD.happier

5.A.joyB.joyfulC.joylessD.joyfulness

6.A.isB.areC.wasD.were

7.A.ThatB.ThisC.ItD.Its

8.A.goodB.wellC.betterD.best

9.A.becauseB.andC.thoughD.so

10.A.sometimesB.sometimesC.sometimeD.sometime

11.A.sheB.herC.heD.him

12.A.prepareB.preparedC.waspreparedD.wereprepared

13.A.needn'tB.mustn'tC.shouldn'tD.couldn't

14.A.doB.wasdoingC.amdoingD.havedone

15.A.leaveB.leavingC.leftD.toleave

【答案】1.B2.B3.D4.C5.A6.C7.C8.A9.A10.CII.B12.C13.D14.D15.A

【解析】本文主要講述了狐貍和鸛之間的故事，故事告訴我們:不要總想著去捉弄別人，要善待別人。

1.句意：他過去常常和其他動物甜言蜜語，在捉弄它們之前獲得它們的信任。

another三者或三者以上當(dāng)中的另外一個；other別的、其他的：theother兩者當(dāng)中的另夕卜一個;others別的

人或物。根據(jù)空后句“andgaintheirtrustbeforeplayingtricksonthem.”語境可知，應(yīng)是泛指其他的動物，故空

處應(yīng)是other”其他的”“故選Bu

2.句意：一天，狐貍在回家的路上遇到了一只隨和的鸛。

a不定冠詞，表示泛指，用于以輔音音素開頭的單詞之前；an不定冠詞，表示泛指，用「以元音音素開頭的

單詞之前；the定冠詞，表示特指等；/不填。stork是第一次再文中提到，空處的詞表示泛指，且easygoing

中easy以元音音素開頭，故應(yīng)用不定冠詞an。故選B。

3.句意：他表現(xiàn)得像她的好朋友，

fur為了：wilh和某人起；in在...里：like像。根據(jù)后句“HewanlcdloplayaIrick51山cslurk,soheasked

hertohavedinnerwithhimlater.”語境可知，應(yīng)是表現(xiàn)地像是她的好朋友。故選D。

4.句意：鸛高興地接受了邀請。

happy高興的,形容詞;happiness高興,名詞;happily高興地,副詞;happier更高興的,形容詞比較級形

式。根據(jù)句子結(jié)構(gòu)可知，空處的詞是修飾動詞accepted,應(yīng)用副詞。故選C。

5.句意：晚餐的日子到了，鸛而興地去了狐貍家。

joy快樂，名詞；joyful快樂的，形容詞；joyless不快樂的，形容詞：joyfulness快樂，名詞?？仗幍脑~在介

詞with之后，應(yīng)是名詞，故排除B、C項；“高興地”常常表達為withjoy。故選A。

6.句意：但令她驚訝的是，盤子里只有一些湯！

is一般現(xiàn)在時，主語是第三人稱單數(shù)形式；a「e一般現(xiàn)在時，主語是復(fù)數(shù)形式和第二人稱：was一般過去時，

主語是單數(shù)形式；were一般過去時，主語是復(fù)數(shù)和第二人稱。句中的動作發(fā)生在過去，故應(yīng)是一般過去時，

主語“somesoup”是第三人稱單數(shù)形式，故應(yīng)用was。故選C。

7.句意：花了我整整一個下午煮湯。

That那;This這；It形式主語;Its它的。根據(jù)句子結(jié)構(gòu)可知，本句為固定句型:Ittakessb.sometimetodosth.“花

費某人多長時間干某事“，其中il為形式主語。故選C。

8.句意：吃完晚飯后，狐貍問鸛：“味道好嗎？”

gocd好的，形容詞；well身體健康的，形容詞，好，副詞：better更好的，比較級形式：best最好的，最高

級形式?？仗幍脑~在系動詞taste之后，應(yīng)用形容詞good；根據(jù)前句“Afterfinishingthedinner,thefoxaskedthe

stork.”語境可知，空處應(yīng)用形容詞原級。故詵A。

9.句意：但我只能嘗一點，因為今天感覺不舒服。

because因為；and和;though雖然;so因此。分析前句“ButIcouldonlytastealittle”和后句"Idon'tfeelwell

today”句意可知，后句是前句動作發(fā)生的原因，故空處應(yīng)用because'、因為”引導(dǎo)原因狀語從句，故應(yīng)用

because“因為”。故選A。

10.句意：一段時間之后，鸛邀請狐貍和她共進晚餐，然后回家了。

sometimes有時；sometimes幾次；sometime一段時間；sometime在某時“根據(jù)空后"later”的提示可知，空

處應(yīng)是表示一段時間的詞。故選C。

11.句意：一段時間之后，鸛邀請狐貍和她共進晚餐，然后回家了。

She它，主格代詞；her她，賓格代詞；he他，主格代詞；him他，賓格代詞?？仗幍脑~在介詞with之后，

應(yīng)用賓格代詞；根據(jù)前文“Heacted…h(huán)ergoodfriend「可知，空處應(yīng)是賓格代詞her“她”。故選B。

12.句意：桌上準(zhǔn)備了一些湯，放在兩個長脖子的窄罐子里。

prcpiirc動詞原形；prepared過去式；WHSprepared般過去時的被動語態(tài)，主語是單數(shù)形式；wereprepared

一般過去時的被動語態(tài)，主語是復(fù)數(shù)形式。根據(jù)句意可知，主語和動詞之間是被動關(guān)系，且時態(tài)是一般過

去時，故應(yīng)用一般過去時的被動語態(tài)；主語"somesoup”是單數(shù)形式，故應(yīng)用wasprepared。故選C。

13.句意：然而，狐貍不能嘗到它的味道。

needn't不必；mustn't表示禁止；shouldn't不應(yīng)當(dāng)；couldn't不能。根據(jù)前文“andputintwonarrowjarswithlong

necks.”語境可知，狐貍應(yīng)是吃不到，故不能嘗到它的味道。故選D。

14.句?。何覟槲宜龅氖赂械奖福覟樽约焊械叫呃?。

25.A.strongB.talentedC.ordinaryD.important

【答案】DBABABCDCA

【心靈啟迪】只有拼搏才會成長。

【解析】一只蝴蝶用了很長的時間才破了繭的一個小洞，有個人幫助它輕松地從繭里爬出來，結(jié)果蝴蝶再

也沒有飛起來，因為他的身體很胖翅膀很短。這個故事告訴我們：只有拼搏才會讓我們成長、成功。

16.D句意：突然一個小蠕蟲出現(xiàn)了?？疾閯釉~，A.came來B.went去C.flew飛D.appeared出現(xiàn)，根據(jù)

Suddenlyasmallworm,突然一個小蠕蟲破繭而出，故選D.

17B句意:它盡力迫使自己的身體穿過那個小洞。考查動詞，A.start開始B.force促使C.stop停止D.make

制造，根據(jù)ittrieditsbestto..itsbodythroughthatlittlehole,結(jié)合選項,推出句意：它正在努力促使自己的身

體通過那個洞，故選B.

ISA句意：所以這個人決定幫助蠕蟲?？疾閯釉~，A.help幫助B.save解決C.injure傷害D.attack攻擊，根

據(jù)Hecutofftheremainingbitofthecocoonsothatitcouldcout他杷革的剩余部分切掉，這樣它就可以出來

了，可知這個人在幫助它，故選A.

19B句意：他把繭的剩余部分剪抵這樣繭就可以很容易地出來了.考查副詞，A.happily開心地B.easily容

易地C.carefully仔細地D.peacefully和平地，根據(jù)Hecutofftheremainingbitofthecocoon，可知他把繭的剩

余部分切掉，是為了讓它容易出來，故選B.

20A句意：因為他預(yù)計它的翅膀會大到足以支撐身體并及時飛起來。A.big大的；B.fast快的；C.small小

的：D.tall高的.卜,文tosupportthebodyandflyupintime.可知這里是說足夠大.根據(jù)句意,故選A?

21B句意:它永遠飛不起來。考查動詞，A.climb爬B.fly飛C.jump跳D.walk走，根據(jù)Itwasneverableto,

可知是指它一直沒飛起來，故選B.

22C句意：這個人很驚訝,因為他不懂自然規(guī)律?？疾槊~，A.hobbies愛好B.hab淞習(xí)慣C.rules規(guī)則

D.customs風(fēng)俗，根據(jù)后面的句子，可知講述的是自然界的規(guī)則，故選C.

23D句意：在蟲子從英里出來之前，它身體里的液體必須被強迫進入翅膀，這是它飛行的必要準(zhǔn)備。考查名

詞，A.body身體B.hearthC.legs腿D.wings翅膀,根據(jù)whichisihcnecessaryprcpaialiuiifuriisflying。是

它飛行的必要準(zhǔn)備，推出此處說的是翅膀，故選D

24C句意：要想成為一只美麗的蝴蝶，它必須要經(jīng)過艱苦的努力才能從小小的開口中獨土出來?？疾槊~，

A.cocoon繭B.worm蠕蟲C.butterfly蝶D.bird鳥，根據(jù)Asforbeingabeautiful,結(jié)合選項,可知繭只能變成

搠蝶，其他選項不合題意，故選C..

25A句意：如果我們生活中沒有困難r我們就不會像以前那樣堅強我們永遠飛不起來?？疾樾稳菰~，A.

strong強壯的B.talented有天才的C.ordinary普通的D.important重要的，根據(jù)【fwegothroughourlife

withoutdifficulties,wewouldnotbeas20aswecould.故選A.

三、閱讀理解（分兩節(jié)，滿分45分）

第一節(jié)、閱讀選擇（40分）

A

What'syourfavouriteanimal?Forme,Ilovedolphinsverymuch.When

wethinkaboutdolphins,wethinkofkind,friendlyandsmilinganimals.Wemight

alsothinkofmanystoriesofdolphinssavingpeoplefromwater,oreventhesongs

andstoriesabouttheirwonderfulskills.Thenhaveyouwatcheddolphinshows

before?Watchingdolphinshowsinoceanparksispopularinsomecountries.Peoplethinkthedolphinslooklovely

andfriendly.Butatthesametime,wcneedtothinkaboutsometerriblefacts.

First,wherearethedolphinsfrom?Someoceanparksget(hedolphinsinasecretway.Forexample,theybuythe

dolphinsa(lowerpricesfromfishermen.Theycatch,killandsellthedolphinswithoutfollowingthegovernment's

rules.Second,dolphinsshowmoreandmorestrangebehaviorbecausetheygetsoboredwithlivinginthesmall

poclsintheoceanparks.Theymayhurttheirteethbybitingsomething.Andtheygetsickeasilybecauseoftheir

bleedingteeth.

It'stimeforustofindoutthetruthbehindtheanimalshows.Iftheybelongtotheocean,howcantheylive

happilyandhealthilyintheoceanparks?Dolphinsareourfriends,soweshouldtryourbesttoprovidethemwitha

fbrtableplace.

26.Whataredolphinslikeaccordingtothispassage?

①friendly②lovely③quiei④kind

A.①B.①②③C.②③@D.①③④

27.Whalduestheundcilinedwuid"Thcy'Tcfbilu?

A.Workersinoceanparks.B.Dolphinlovers.C.Oceanparks.D.Fishermen!

28.Whydodolphinsintheoceanparksbehavestrangely?

A.Theyfeelbored.B.Theygetsick.C.Theyhavenofriends.D.Theyarehungry.

29.Whatcanwcknowfromthepassage?

A.Dolphinscanliveinpeaceintheoceanparks.

B.Dolphinssometimessavepeoplefromwater.

C.Therearedolphinshowsineveryoceanpark.

D.Someoceanparksgetdolphinsfromfishermenforfree.

30.Whatdoesthepassagemainlywantto(ellus?

A.Peopleshouldstopwatchingdolphinshows.

B.Farmersshouldbuydolphinswiththegovernment'spermission.

C.Peopleshouldtrytoprotectdolphins.

D.Therearemanygoodfactsbehindthedolphinshows.

【答案】ADABC

【解析】本文講述有些海豚公園雖然好像給了海豚一個生活的環(huán)境，但是海豚屬于海洋，他僅怎么能在海

洋公園里快樂健康地生活呢？號召人們?nèi)绾握嬲Ｗo海豚。

26.細節(jié)理解題。從wethinkofkind,friendlyandsmilinganimals.Wemightalsothinkofmanystoriesofdolphins

savingpeoplefromwater,oreventhesongsandstoriesabouttheirwonderfulskills.。&。Peoplethinkthedolphins

looklovelyandfriendly.中可知答案選A

27.D.定位到句式中：theybuythedolphinsatlowerpricesfromfishermen.Theycatch,killandsellthedolphins

withoutfollowingthegovernment'srules.一些海洋公園以較低的價格從漁民那里購買海豚。他們在不遵守政

府規(guī)定的情況下捕獲、殺死和出售海豚。故they指“漁民?！?/p>

28.A細節(jié)理解題。從dolphinsshowmoreandmorestrangebehaviorbecausetheygetsoboredwithlivinginthe

smallpoolsintheoceanparks.海豚表現(xiàn)出越來越奇怪的行為，因為它們對生活在海洋公園的小水池里感到厭

煩。可知答案A。

29.B“Dolphinssometimessavepeoplefromwater.”第一段提及到。故選B<,

30.C主旨題。從最后一段可知文章主旨。It'stimefbrustofindoutthetruthbehindtheanimalshows.Ifthey

belongtotheocean,howcantheylivehappilyandhealthilyintheoceanparkso是時候讓我們找出動物表演背后

的真相了。如果他們屬于海洋，他們怎么能在海洋公園里快樂健康地生活呢？

B

NorthAmericanblackbearsareshyanimals.Theyarefearful

bynature,andwillusuallyrunawayiftheyseeorhearpeople.

Becauseofthis,itcanbedifficultforscientiststolearnaboutthese

animals.

Inordertostudyblackbears,researchersfromNewJersey,theUSA,catchbearsandusedrugstohelpthem

gotosleep.Researchersthenworkoutthesizeandtheweightofthebear,takebloodtotestfordiseases,removea

toothandtakeittothelabtofindoutitsage.Fromthesestudies,researcherswanttofindouthowmanybearslive

inNewJersey,howlongtheylive,andhowmanybabiestheyproduce.ButinMinnesota,theUSA,researchers

studybearsthatarcplctclyawake.Thebearsknowtheresearchers'voicesandtheyarcnotafraidoftheresearch

team.Withthehelpofafewgrapesiokeepthebearsbusy,researcherscantouchthemtochecktheirhearts,lookat

theirteeth,anddootherjobs.Researcherscanalsowalkorsitwithbearsforhoursandmakevideostolearnabout

theireverydaylives.Inbothplaces,themainpurposeisthesame—tomakesurethereisahealthypopulationof

blackbears.Buttheresearchmethodsandthekindsofinformationthatresearchersareabletocollectarequite

different.

3l.Inthefirstparagraph,wecanlearnthatNorthAmericanblackbearsare.

A.shyandfearfulanimalsB.notfoundtoday

C.wellknowntoscientistsD.notafraidofpeople

32.Theword“remove”inthesecondparagraphprobablymeansinChinese.

A.拔下B.移植C.清洗D.修補

33.WhichofthefollowingmayNOTbeincludedintheNewJerseystudiesonbears?

A.Theage.B.Thewayoftheirmunication.

C.Theweight.D.Thenumberofbabiestheyproduce.

34.1ntheMinnesotastudies,researchers.

A.cannevergetclosetothebears

B.studythebearswhiletheyareasleep

C.usegrapestomakethebearsfull

D.learnalotaboutthebears'everydaylives

35.WhatdollicIwostudieshaveinmon?

A.Researchplaces.B.Themainpurpose.

C.Researchmethods.D.Collectedinformation.

【答案】AABDB

【解析】本文為說明文。北美黑熊是一種害羞的動物。在新澤西州和明尼蘇達州，研究者分別采取不

同的辦法來研究黑熊，有的用藥物使它們?nèi)胨?有的用葡萄轉(zhuǎn)移它冶的注意力。無論采取哪種辦法,研究者

的目標(biāo)是一致的一一確保黑熊種群健康。

31.A細節(jié)理解題。根據(jù)第一段第一、二句NorthAmericanblackbearsareshyanimals.Theyarefearfulby

nature…可知，北美黑熊天生害羞、膽小，故選A項。

32.A詞義猜測題。根據(jù)下文takeittothelabtofindoutitsage可推斷，必須拔下(remove)黑熊的牙齒才能將

它拿到實驗室去研究，故選A項。

33.B細節(jié)理解題。根據(jù)第二段第二句Researchersthenworkoutthesizeandtheweightofthebear...和第二

段最后一句…andhowmanybabiestheyproduce.可知，在新澤西州的研究包括弄清黑熊的年齡、體重、健

康狀況、數(shù)量、壽命和產(chǎn)崽數(shù)量，而它們的溝通方式不包括在內(nèi)，故選B項。

34.D細節(jié)理解題。根據(jù)第三段最后一句Researcherscanalsowalkorsitwithbearsforhoursandmake

videostolearnabouttheireverydaylives.可知，研究人員可以了解很多關(guān)于黑熊的Fl常生活，故選D項

35.B細節(jié)理解題。根據(jù)最后一段笫一句Inbothplaces,themainpurposeisthesame一(omakesurethereisa

healthypopulationofblackbears.可知，兩項研究的主要目的是一致的，故選B項。

C

Animalsarenaturalresourcesthatpeoplehavewastedallthroughourhistory.Animalshavebeenkilledfor

theirfurandfeathers,forfood,forsport,andsimplybecausetheywereintheway.Thousandsofkindsofanimals

havedisappearedfromtheearthforever.Hundredsmorearconthedangerlisttoday.About170kindsintheUnited

Statesalonearcconsideredindanger.Whyshouldpeoplecare?Becauseweneedanimals,andbecauseoncethey

aregone,therewillneverbeanymore.Animalsaremorethanjustbeautifulorinteresting.Theyaremore(hanjust

asourceoffood.Everyanimalhasitsplaceinthebalanceofnature.Destroyingonekindofanimalcancreate

manyproblems.Forexample,whenfarmerskilledlargenumbersofhawks,thefarmers'storesofcomandgrain

weredestroyedbyratsandmice.Why?Becausehawkseatratsandmice,withnohawkstokeepdowntheir

numbers,theratsandmicemultipliedquickly.Luckily,somepeopleareworkingtohelpsavetheanimals.Some

groupsraisemoneytoletpeopleknowabouttheproblem.Andtheytrytogetthegovernmentstopasslaws

protectinganimalsindanger.Quiteafewcountrieshavepassedlaws.Theselawsforbidthekillingofanyanimalor

plantonthedangerlist.Slowly,thenumberofsomeanimalsindangerisgrowing.

36.Whydidpeoplewastenaturalresources?

A.Peoplecutthetrees.

B.Peoplekilledanimalsfortheirfur,featherandfoodandsoon.

C.Peopleprotectedallkindsoflittleanimals.

D.Peoplegotusedtolookingafteranimals.

37.Animalsareimportanttousmainlybecause.

A.theygiveusasourceoffood

B.theyarebeautifulandlovely

C.theykeepthebalanceofnature

D.theygiveusalotofpleasure

38.Wecaninferfromthepassagethat.

A.peoplehaveknowntheimportanceofanimalprotectionsincealongtimeago

B.manycountriespassedlawsforbiddingthekillingofanyanima

C.thenumberofhawksisonthedecrease

D.animalsplayanimportantroleinpeople'slife

39.Whatisthemeaningoftheunderlinedword"multiplied"inthepassage?A

A.Becamemore.B.Becameless.C.Turnedblack.D.Alefood.

40.Whatisthebesttitleforthepassage?

A.SavetheAnimalsB.UsefulAnimals

C.LawsforAnimalsD.AnimalsinDanger

【答案】BCDAA

【解析】本文主要講了由于人類的大肆捕殺，現(xiàn)在很多動物處在滅絕的危險中，幸運的是，人們意識到了保護動

物的重要性，很多人們籌錢建立動物園，還有?些人試圖說服政府通過保護動物的法律，結(jié)果這些動物的數(shù)量

上漲了。

36.B.考查細節(jié)理解.從Animalshavebeenkilledfortheirfurandfeathers,forfood,forsport,可知答案。

37.C考查細節(jié)理解.根據(jù)"Animalsaremorethanbeautifulorinterestingorasourceoffood.Everyanimal

hasitsplaceinthebalanceofnature”可知，動物保持著自然界的平衡，所以動物很重要.故選C.

38.D考查細節(jié)理解.根據(jù)文章內(nèi)容可知，本文講述的是動物保持著自然界的平衡，所以動物在人們的生

活中扮演著重要的角色.故選D.

39.A考查詞意猜測.根據(jù)句意可知，鷹吃老鼠，鷹大量死亡，導(dǎo)致老鼠數(shù)量?大量增加，吃光了糧食.所

以該詞的意思是“增加故選A

40.A考查文章主旨.根據(jù)"Animalsarenaturalresourcesthatpeoplehavewastedallthroughourhistory"可知，

本文要講述的是動物需要我們來拯救.故選A.

D

DuringtheIccAge,thenianiiiiu山s（猛狎象）livedbulhinAsiaand

America.Butbyabout4,（X）0yearsago,thelargeandhairyelephantshad

disappeared.

Somescientistswanttoclone（克?。゛mammoth,andthefirstneedis

somemammolhDNA.Since1900s,scientistshavebeendiggingupremains

（殘?。﹐fmammothsinthecoldground.Somestillevenhavetheirskinandhair.Unluckily,evenwhenit'sfrozen,

DNAstillcan'tbekeptverywell.Itstartstobreakapartsoonafterananimaldies.Scientistshavefoundplentyof

mammothDNAbutit'salljustshortbits(零碎)andinamess.

ModernAsianelephantsarecousinsoftheancientmammoths.TheirDNAisabout99%thesame.Still,that

addsupto70milliondifferences.Butifwccouldchangetheelephant'sDNAintheplacesthatarcdifferentcould

wemakemammothDNA?SomeresearchersatHarvardaregivingitatry.Theyhavegotout14bitsofDNAin

elephantbloodcellsthathelpmammothsstandG氐御J)thccold.Itseemedtowork.Butthey'reonlyworkingwith

groupsofcells,notawholeanimal.Thereisstillalongwaytogobeforecloningamammoth.

Evenifscientistscouldcloneamammothorotherdisappearedanimals,woulditbeagoodidea?Itmightbe

cooltoseeareal,livingmammoth.Butwouldsuchananimalbehappy,withnoothermammothsaround?Who

wouldteachithowtobeamammoth?Thereareimportantquestionsfortryingtobringbackanydisappeared

creature.Cloningisexpensiveandoftenfails.Wouldthemoneybebetterspentonsavingendangeredanimalsthat

arestillalive?

41.WhathappenedtomammothDNA?

A.Stayedthesame.B.Brokeapart.

C.Gotlonger.D.Disappeared.

42.Whichofthefollowingistrueaboutmammoths?

A.TheystilllivedontheEarth4C0yearsago.

B.Theylookedthesameastodayselephants.

C.TheylivedbothinAfricaandAsia.

D.Theywerelargerandstrongerthantoday'sAsianelephants.

43.Whatcanwelearnfromthethirdparagraph?

A.TherearelotsofdifferencesofDNAbetweenmammothsandmodernAsianelephants.

B.ThescientistsatHarvardhavealreadyclonedamammoth.

C.ItisnoteasytocloneadisappearedanimalthoughtheirDNAisclosetosomeanimals.

D.TlicscientistsarcgoingtopulLhcDNAofslandingcoldinanollicraiiiina).

44.Whatisthewritersopinionaboutcloningmammoths?

A.Itisagoodideatoclonemaminoths.

B.Thescientistsshould(rytocloneotherdisappearedanimalsinsteadofmammoths.

C.Weshouldprepareabetterplaceformammothstoliveinthefulure.

D.Weshouldpaymoreattentiontoendangeredanimals.

45.Wherecanwemostprobablyreadthispassage?

A.Inasto^magazine.B.Inacartoonnewspape匚

C.Onasciencewebsite.D.Inafashionreport.

【答案】:BDCDC

【解析】克隆猛雞象是昂貴的，而且常常失敗。把錢花在拯救仍然活著的瀕危動物上會更好嗎？

41.B細節(jié)理解題。DNAstillcan'tbekeptverywell.Itstartstobreakapartsoonafterananimaldies。DNA仍然

不能很好地保存。動物死后不久它就開始分裂了。故答案選B。

42.D細節(jié)理解題。猛雞象已經(jīng)滅絕，99%相似,AB都錯誤。沒提及猛嗎象曾經(jīng)生活在非洲和亞洲，故B錯

誤。答案選D。

43.C現(xiàn)代亞洲象是古代猛瑪象DNA相似99%o且從Thereisstillalongwaytogobeforecloningamammoth.

知C正確。

44.D.細節(jié)理解題。Cloningisexpensiveandoftenfails.Wouldthemoneybebetterspentonsavingendangered

animalsthatarestillalive?克隆猛料象是昂貴的，而H常常失敗。杷錢花在拯救仍然活著的瀕危動物卜.會更

好嗎？所以答案選D。

45.C推理判斷題。這是一篇科學(xué)方面的說明文。故答案選C。

第二節(jié)、閱讀填空（5分）

Koalasarelovely.MostofthemliveinAustralia.Koalashaveshortfrontlegsandlongstrongbacklegs.

Theirfur（皮毛）isbrownandthick.46Ababykoalaisverysmallwhenitisborn.Itisnotbiggerthan

yourlittletoe.47Itlivesinitsmother'spouch（育兒袋）for5to7months.Whenthebabykoalaleavesits

moiher'spouch,ithaslotsoffur.Anditisasbigasyourshoe.___48___Koalassleepduringthedayandeatat

night.Theyhaveleavesastheirfood

49___Duringthe1920s,however,peoplekeptkillingthemfbr（heirfurandlotsofkoalasdied.Later,laws

weremadetostoppeoplefromkillingkoalasandmakethepopulationofkoalasincrease

Tocay,therewerefewerihan100,000kuaktsintheuouiilryandtheyarcstillindangerofdyingout.Lifeisstillnut

easyforthem._50

A.Theyhavefewerandfewerplacestoliveinandmanyofthemdiefromdiseases.

B.Asadults,koalasgrowtobeabout60cmtallandweighfrom9kgto13kg.

C.OncethereweremillionsofkoalasinAustralia.

D.Itkeepsthemwarmduringtheccldweather.

E.Ithasn