河北省滄州市新紀(jì)元中學(xué)2022年高二英語下學(xué)期期末試卷含解析一、選擇題1.---WhenshallIpaythebill?

---Don’tmindit,sir.__________.

A.Pleasecomeatyourconvenience

B.Tillyouareconvenient

C.You’vegottopayitrightaway

D.Idon’tminditeither.參考答案：A2.Hislecturewassolongand________thatmanypeoplefelt________andleftbeforeitended.A．boring;boring

B．bored;boredC．boring;bored

D．bored;boring參考答案：Cboring“無聊的”，常用于修飾物；bored“感到無聊的”，常用于修飾人。3.__________otheryoungmen,healsoenjoyspopmusic.AComparedwith

BIncommonwith

CExceptfor

DSpeakingof參考答案：Bincommonwith“和----一樣”，和下句相對(duì)應(yīng)。4.Whenitcomes______aforeignlanguage,manypeoplewishtheyhada______

forit.A.tolearning;genius

B.

learn;giftC.tolearn;present

D.learning;talent參考答案：A5.“HarryPorter”issuchaninterestingbook_______allkidsliketoread.A.as

B.that

C./

D.which參考答案：A34.Copyingthisdocuments

thewholemorning.A.tookdown B.tookin C.tookout D.tookup參考答案：D7.I'mafraidthatIcan'tmakemyself___becauseofmypoorEnglish.

A.understand

B.understanding

C.tounderstand

D.understood參考答案：D略8.Recentasurvey________pricesofthesamegoodsintwodifferentsupermarketshascausedaheateddebateamongcitizens.

A.compared

B.comparing

C.compares

D.beingcompared參考答案：B9.Fromnowon,celebrities(娛樂界名人)willfacelegalpunishmentsiftheyare__________inadvertisingforunsafefood________,SunJungong,spokesmanfortheSupremePeople’sCourt,saidonMay4.A.involved;products

B.concerned;produceC.rolled;production

D.occupied;producer參考答案：A30.–Wouldyoutellme_______youwantyourtea,withsugarormilk?

–Sugar,please.A.whether

B.how

C.what

D.when參考答案：B略11.Thereal-namepolicyfortrainticketshasbeenappliedtoalltrainssinceJanuary1,2012inChina,______Ithinkwillmakeiteasyforpeopletogettickets.A.which

B.when

C.what

D.where參考答案：A略12.Ijustwonder__________thatmakeshimsoexcited.

A.whyitdoes

B.whathedoes

C.howitis

D.whatitis參考答案：D13.Mothersaidshewasbynomeansannoyed;________,shewashappytobeabletomakeherguestsfeelathome.A.allinall

B.foronething

C.onthecontrary

D.bytheway參考答案：C14.Asachild,Jackstudiedinavillageschool,___isnamedafterhisgrandfather.Awhich

Bwhere

Cwhat

Dthat參考答案：A略15.Turnthebottle

toemptyitbeforeyoufillitwithoil.A.backandforth

B.upanddownC.upsidedown

D.nowandthen參考答案：C16.I________gotobedwhenIheardsomeoneknockingatthedoor.A.wasaboutto

B.hadjusttoC.would

D.wouldliketo參考答案：Abeaboutto...when...是一個(gè)常用句型，意為“正準(zhǔn)備……這時(shí)……”。beaboutto表示“即將”；when表示“這時(shí)”，起并列連詞的作用，連接兩個(gè)并列分句。17.It’ssaidthatthiskindofplantonlygivesoffthisstrangeperfumeon________conditionswhichthescientistsaretryingtofigureoutnow.A.outstanding B.certain C.obvious D.ordinary參考答案：B18. Myparents,_____countrylife,wouldn'tliketomovetothecitytolivewithmeagain.A.subscribedto B.devotedto

C.accustomedto D.opposedto參考答案：C略19.Iprayedhim________again,buthedidn'tlistentome.A.tothinking

B.tothinkC.ofthinking

D.aboutthinking參考答案：B句意：我懇求他再想想，但他不聽我的。praysb.todosth.是固定搭配，表示“懇求某人做某事”。二、完型填空20.Afriendgavemeabookwhichwasaboutflowersandtrees.Forsome___41___,itfeltgoodinmyhandsandheart.Maybeitwas___42___becauseI’dlosteverythinginahousefireormaybebecauseitwas___43___tomewithlove.Eitherway,itwasasimple___44___.SomeweekslaterIhadatireblowout.Ihadmytwobabieswithmeandno___45___tire.Wewereinacanyon(峽谷),sotherewereno___46___forphonecalls.Andthe___47___familyIhadintownwasoutoftown.Luckily,Idon’t___48___whenitcomestobasicsurvivalskills.Isetupatentinanopenareaandthen___49___thesurroundings.We’dbefineforanightifneeded.SoonI_____50_____threeyoungadultscomingofftheriverwiththeirkayaks(橡皮船).Iunconsciouslysaid,“Today’syourluckyday.Youwillbedoinga_____51_____actofkindness.Youaregivingaladyandherkidsa_____52_____totown.”TheylookedatmeasifIhadbeen_____53_____.Acouple_____54_____andaskediftheycouldhelp.IfeltsadbecauseIhadnothing_____55_____.Duringourjourneytotownwegottoknoweachother.Ilearnedthehusbandwasa(n)_____56_____.Bycoincidence,Ihadbroughtmybook.Here_____57_____cameagain.Partingwith“things”hadseemedtobecomecommon,butIdidn’twanttopartwiththebookor“l(fā)etitgo”.Thenpeace_____58_____me,“Letitgo.”ItwasaphraseItruly_____59_____butwasabletothanktheuniverseforagainkeepingloveandlifesimple.Havingmybabiessafeallowedmeto_____60_____placethebookunderthedriver’sseat.41.A.sentences B.reasons C.outcomes D.words42.A.arbitrary B.special C.strange D.diverse43.A.handed B.withdrew C.classified D.cast44.A.reward B.shadow C.puzzle D.gift45.A.strong B.suitable C.spare D.unique46.A.period B.power C.signal D.technology47.A.first B.only C.right D.acute48.A.promise B.guess C.laugh D.panic49.A.checked B.overlooked C.exposed D.updated50.A.caught B.convinced C.spotted D.assumed51.A.random B.similar C.deliberate D.vague52.A.ride B.try C.walk D.flight53.A.explaining B.swearing C.crying D.joking54.A.delayed B.suffered C.stopped D.fled55.A.atrisk B.byaccident C.onpurpose D.inreturn56.A.sailor B.engineer C.gardener D.athlete57.A.ambition B.sadness C.sympathy D.pleasure58.A.filed B.replaced C.defeated D.contradicted59.A.tolerated B.applauded C.overcame D.hated60.A.skillfully B.peacefully C.patiently D.clumsily參考答案：41.B

42.B

43.A

44.D

45.C

46.C

47.B

48.D

49.A

50.C

51.A

52.A

53.D

54.C

55.D

56.C

57.B

58.A

59.D

60.B這是一篇記敘文。講述作者的朋友送給作者一本關(guān)于花草的書，作者很喜歡。在一次旅途中，因?yàn)樽髡叩能嚤?，孤立無援，一對(duì)夫婦主動(dòng)要求捎作者和孩子一程，作為感謝，作者將這本書送給這對(duì)夫婦，雖然作者有點(diǎn)難過，但感激這對(duì)夫婦的善行?！?1題詳解】考查名詞詞義辨析。A.sentences句子；B.reasons原因；C.outcomes結(jié)果；D.words話語，單詞。根據(jù)后文Maybeitwas___2___becauseI’dlosteverythinginahousefireormaybebecauseitwas___3___tomewithlove可知，作者感覺這本書好，是因?yàn)橐粓龃蠡穑髡呤チ怂械臇|西，也因?yàn)榕笥褞е鴲坌陌堰@本書送給了作者，這些都是作者喜歡這本書的原因，故選B。【42題詳解】考查形容詞詞義辨析。A.arbitrary武斷的；B.special特別的；C.strange奇怪的，陌生的；D.diverse多樣的。根據(jù)前文itfeltgoodinmyhandsandheart可知，這本書很特別，故選B。【43題詳解】考查動(dòng)詞詞義辨析。A.handed傳遞；B.withdrew撤回；C.classified分類；D.cast投擲。根據(jù)前文Afriendgavemeabook可知，作者認(rèn)為朋友帶著愛心把這本書送給了作者，故選A?！?4題詳解】考查名詞詞義辨析。A.reward回報(bào)；B.shadow陰影；C.puzzle謎；D.gift禮物。根據(jù)前文可知，朋友給了作者一本書作為禮物，故選D?！?5題詳解】考查形容詞詞義辨析。A.strong強(qiáng)壯的；B.suitable適合的；C.spare空閑的，多余的；D.unique唯一的。根據(jù)前文Ihadatireblowout.可知，作者車胎爆了，沒有多余的車胎，故選C?！?6題詳解】考查名詞詞義辨析。A.period階段；B.power電力，能力；C.signal信號(hào)；D.technology技術(shù)。根據(jù)前文Wewereinacanyon(峽谷)可知，作者當(dāng)時(shí)在峽谷，因此手機(jī)沒有信號(hào)，故選C?！?7題詳解】考查形容詞詞義辨析。A.first第一；B.only唯一的；C.right正確的；D.acute劇烈的。根據(jù)句意可知，在小鎮(zhèn)唯一的家都不在小鎮(zhèn)了，表示作者當(dāng)時(shí)孤立無援，故選B?！?8題詳解】考查動(dòng)詞詞義辨析。A.promise承諾；B.guess猜測；C.laugh大笑；D.panic驚慌。根據(jù)后文Isetupatentinanopenarea可知，作者具備基本的生存技能，因此不會(huì)恐慌，故選D?！?9題詳解】考查動(dòng)詞詞義辨析。A.checked檢查；B.overlooked俯瞰；C.exposed暴露；D.updated更新。根據(jù)句意可知，在開闊地帶搭了帳篷，檢查了周圍的環(huán)境，故選A?！?0題詳解】考查動(dòng)詞詞義辨析。A.caught抓?。籅.convinced說服；C.spotted認(rèn)出；D.assumed假設(shè)。根據(jù)后文可知，作者與這三個(gè)年輕人交談了，因此看到了三個(gè)年輕人乘著橡皮艇順流而下，故選C?！?1題詳解】考查形容詞詞義辨析。A.random隨機(jī)的；B.similar相似的；C.deliberate精心準(zhǔn)備的；D.vague模糊的。根據(jù)后文Today’syourluckyday可知，做一件很隨意的善行，故選A?！?2題詳解】考查名詞詞義辨析。A.ride乘騎；B.try嘗試；C.walk行走；D.flight航班。根據(jù)前文SoonI___10___threeyoungadultscomingofftheriverwiththeirkayaks(橡皮船).可知，作者請求這三個(gè)年輕人幫助自己，乘坐他們的橡皮艇，故選A。【53題詳解】考查動(dòng)詞詞義辨析。A.explaining解釋；B.swearing發(fā)誓，詛咒；C.crying哭泣；D.joking開玩笑。根據(jù)前文“Today’syourluckyday.Youwillbedoinga___11___actofkindness.可知，作者說話的方式比較夸張，因此感覺是在開玩笑，故選D。【54題詳解】考查動(dòng)詞詞義辨析。A.delayed拖延；B.suffered遭受；C.stopped停止；D.fled逃跑。根據(jù)句意可知，一對(duì)夫婦停下來了詢問是否可以提供幫助，故選C?！?5題詳解】考查介詞詞義辨析。A.atrisk冒險(xiǎn)；B.byaccident意外，偶然的；C.onpurpose故意的；D.inreturn作為回報(bào)。根據(jù)前文Ifeltsad可知，作者悲傷，是因?yàn)闆]有什么東西可以回報(bào)這對(duì)夫婦，故選D?！?6題詳解】考查名詞詞義辨析。A.sailor水手；B.engineer工程師；C.gardener園??；D.athlete運(yùn)動(dòng)員。根據(jù)后文placethebookunderthedriver’sseat可知，作者把朋友送的關(guān)于花草的書給了這個(gè)丈夫，可知這個(gè)男的是園丁，故選C?！?7題詳解】考查名詞詞義辨析。A.ambition雄心壯志；B.sadness悲傷；C.sympathy同情；D.pleasure高興。根據(jù)后文Partingwith“things”hadseemedtobecomecommon,butIdidn’twanttopartwiththebookor“l(fā)etitgo”.可知，作者不想失去那本書，因此很悲傷，故選B?！?8題詳解】考查動(dòng)詞詞義辨析。A.filed歸檔，挫平；B.replaced替代；C.defeated打?。籇.contradicted反駁。根據(jù)前文Partingwith“things”hadseemedtobecomecommon,butIdidn’twanttopartwiththebookor“l(fā)etitgo”.可知，失去一些東西變得很常見，但是作者不想失去那本書，但是那個(gè)時(shí)候，作者平靜了下來，決心把書給那個(gè)男的，故field符合。故選A?！?9題詳解】考查動(dòng)詞詞義辨析。A.tolerated容忍；B.applauded鼓掌；C.overcame克服；D.hated討厭。根據(jù)but可知，作者討厭那句話，“Letitgo”讓東西都隨風(fēng)而去，但是能夠感謝上蒼再次讓愛和生活簡單，故選D?！?0題詳解】考查副詞詞義辨析。A.skillfully充滿技巧地；B.peacefully平靜地，鎮(zhèn)定地；C.patiently耐心地；D.clumsily笨拙地。因?yàn)樽髡吆⒆影踩粺o恙，所以能夠很鎮(zhèn)定地把那本書放在那個(gè)男的座位底下，表示自己的感謝，故選B。21.Duringthecourseofalifetime,weallmakemistakes.Andoftenwetakeforgrantedwhatwehave,thinkingthatwe___56___whatwealreadyhave,orbelievingthatwewillneverneedanyoneto___57___usoutfromdifficultand___58___times.Suchwasthe___59___ofCecilia.Ceciliahadagreatjob,anicehouseandeverythingsheneeded.___60___,shewasnotakindpersonforseveralreasonsthatbecame___61___onceyougottoknowher.Thefirstthingwasherlackof___62___forotherswhowerenotasfortunateasshewas.Shewouldnothelpanyone,___63___wouldsheevenbegintoexpressanysympathyforanyone’stroubles.Her___64___wasthattheywerejusttoolazy.But,

then

came

the

catastrophic

day.Herhusbandgotintofinancialdifficulty,tothepoint___65___hewasforcedtodeclarebankruptcy(破產(chǎn)).Shefoundthatshewastheonewho___66___nothing.Nowshewas___67___forhelp.Shealsofoundoutthatherparentswereunwillingtohelpherbut,___68___forher,hisfamilywaswillingandabletohelpthemthroughthesedifficulttimesdespitethe___69___thatshehaddeliberatelykeptthemoutofherlife.___70___Ceciliawasassistedthroughchallengingtimes,once___71___,shechangedtohertrueself.Butthisisnotthemainpointofthestory.Weallneedhelp___72___alonglife’spathwhetherwethinkwewillornot.And,ifyouaretheone___73___help,justrememberthis:nomatterwhat___74___later,youwillalwaysbe___75___inthefactthatyouhaveremainedstrongandtruetoassistthosethatneedyourhelp.56.A.realize

B.treasure

C.deserve

D.manage57.A.help

B.protect

C.keep

D.assume58.A.inspiring

B.challenging

C.pleasing

D.moving59.A.character

B.attitude

C.case

D.experience60.A.Therefore

B.Otherwise

C.Normally

D.However61.A.obvious

B.familiar

C.unclear

D.uncertain62.A.affection

B.sympathy

C.confidence

D.caution63.A.so

B.and

C.or

D.nor64.A.plan

B.view

C.promise

D.advice65.A.when

B.that

C.where

D.what66.A.learned

B.shared

C.knew

D.had67.A.desperate

B.enthusiastic

C.considerate

D.fearful68.A.unluckily

B.fortunately

C.sadly

D.naturally69.A.section

B.reason

C.fact

D.difficulty70.A.Nowthat

B.Eventhough

C.Aslongas

D.Incase71.A.up

B.away

C.over

D.apart72.A.somewhere

B.everywhere

C.anywhere

D.nowhere73.A.refusing

B.receiving

C.owing

D.giving74.A.happens

B.comes

C.develops

D.forms75.A.involved

B.anxious

C.absorbed

D.secure參考答案：56.C

57.A

58.B

59.C

60.D

61.A

62.B

63.D

64.B

65.C

66.D

67.A

68.B

69.C

70.B

71.C

72.A

73.D

74.A

75.D本文為記敘文。文章講述了Cecilia是一個(gè)自私的人，從來不會(huì)幫助別人，有一天她破產(chǎn)了，要尋求幫助，除她丈夫的家人外沒人幫她。當(dāng)她的困境解決了以后卻有恢復(fù)了本性。告誡人們要善于幫助人們?！?6題詳解】考察動(dòng)詞辨析。recognize辨認(rèn)；treasure財(cái)富；deserve值得；manage設(shè)法。根據(jù)文意認(rèn)為我們所擁有的一切都是值得的，所以答案是C?！?7題詳解】考察固定搭配。句意：相信我們永遠(yuǎn)也不需要任何人來幫助擺脫困境。helpsb.out為固定搭配，意為“幫助某人擺脫困境，答案是A【58題詳解】考查形容詞辨析。inspiring激勵(lì)人心的；challenging挑戰(zhàn)性的；pleasing高興的；moving感動(dòng)的。與前文的difficult是并列關(guān)系的，應(yīng)當(dāng)是challenging挑戰(zhàn)性的，故選B項(xiàng)?！?9題詳解】考查名詞辨析。character特點(diǎn)；attitude態(tài)度；case例子，案子；experience經(jīng)歷，經(jīng)驗(yàn)。通讀全文可知，Cecilia她就是一個(gè)（這樣的）例子，故選C項(xiàng)?！?0題詳解】考察連詞辨析。Therefore因此；Otherwise否則的話；Normally正常地；However然而，但是。句意：塞西莉亞有一份很好的工作，一所漂亮的房子和她所需要的一切。然而，她不是一個(gè)善良的人。分析語境可知，前后兩句是轉(zhuǎn)折關(guān)系。所以答案是D【61題詳解】考察形容詞辨析。obvious明顯的；familiar熟悉的；unclear不明顯的；uncertain沒把握的。根據(jù)句意可知“當(dāng)你了解了她這些理由就很明顯了”，所以答案是A【62題詳解】考察形容詞辨析。affection喜愛，情感；sympathy同情；confidence自信；caution小心。根據(jù)下一句“Shewouldnothelpanyone,”可知，他她甚至都不對(duì)處于困境的人表示同情，進(jìn)一步說明她的不友善，故選B。【63題詳解】考查連詞。句意：她不會(huì)幫助任何人，也不會(huì)對(duì)任何人的煩惱表示同情。根據(jù)語境，本句表達(dá)的“是…也是如此”。上一句是否定句，所以要用nor+助動(dòng)詞would+主語（she），故選D項(xiàng)。【64題詳解】考查名詞辨析。plan計(jì)劃；view觀點(diǎn)，看法；promise承諾；advice建議。根據(jù)文章的意思可知當(dāng)別人遇到困難時(shí)她從來不會(huì)表現(xiàn)出同情，她的觀點(diǎn)是他們太懶了。故選B?！?5題詳解】考查非限制性定語從句。句意：她的丈夫陷入財(cái)政困難，到了他被迫宣布破產(chǎn)的程度。分析句子可知，本句的point是先行詞，后被定語從句修飾，而point在定語從句中作狀語要用where，故選C項(xiàng)?！?6題詳解】考察動(dòng)詞辨析。learned學(xué)習(xí)；shared分享；knew知道；had擁有。根據(jù)上句可知她丈夫宣布破產(chǎn)了，她發(fā)現(xiàn)她一無所有了，所以答案是D項(xiàng)?！?7題詳解】考察形容詞辨析。desperate急切的，極度渴望的；enthusiastic熱情的；considerate體貼的；fearful害怕的。根據(jù)語境可知，當(dāng)她一無所有時(shí)，她渴望得到幫助。所以答案是A?！?8題詳解】考察副詞辨析。unluckily不幸地；fortunately幸運(yùn)地sadly悲傷地；naturally自然地。根據(jù)上一句“Shealsofoundoutthatherparentswereunwillingtohelpher”可知她發(fā)現(xiàn)父母都不愿幫她。根據(jù)語可知幸運(yùn)地是他（即她的丈夫）的家人愿意幫助她，，與上文沒人愿意幫助相呼應(yīng)。所以答案是B項(xiàng)?！?9題詳解】考察名詞辨析；section部分；reason理由；fact事實(shí)；difficulty困難。根據(jù)句意可知，盡管她排斥他的家人這個(gè)事實(shí)，他們?nèi)耘f幫助了她，所以答案是C項(xiàng)【70題詳解】考查短語辨析。Nowthat既然；Eventhough即使，盡管；Aslongas只要；Incase假如，萬一。根據(jù)語境可知，盡管塞西莉亞在困難時(shí)期得到了幫助，但她一旦度過困難，又恢復(fù)了她的本性。故選B項(xiàng)?！?1題詳解】考查副詞辨析。up在上面，向上；away離開，遠(yuǎn)離；over結(jié)束，越過；apart分開地。根據(jù)語境可知，本句是說塞西莉亞一旦度過困難，又恢復(fù)了她的本性。故選C項(xiàng)?！?2題詳解】考查查代詞。句意：但這不是故事的要點(diǎn)。無論我們是否愿意，我們在人生道路上的某個(gè)地方都需要幫助。somewhere某個(gè)地方；everywhere每一個(gè)地方；anywhere任何地方；

D.nowhere沒有地方。本句是說人生道路的某個(gè)不確定的地方，故選A?！?3題詳解】考查動(dòng)詞辨析。refusing拒絕；receiving收到；owing感激，歸功于；giving給予，贈(zèng)送。根據(jù)最后一句“assistthosethatneedyourhelp.”可知，要填giving，即“你是給予幫助的人，”故選D項(xiàng)。【74題詳解】考查動(dòng)詞辨析。happens發(fā)生；comes來；develops發(fā)展；forms構(gòu)成。根據(jù)語境可知，無論以后發(fā)生（happen）什么事，你仍然要真誠地幫助那些需要你幫助的人。所以答案是A【75題詳解】考查動(dòng)詞短語辨析。分析選項(xiàng)可知，beinvolvedin..全神貫注于，專心致志于；beanxiousabout…對(duì)…很擔(dān)心，對(duì)…很焦慮；beabsorbedin…專心于…；besecurein…有把握的，安全的。本句是說不管以后發(fā)生什么事，你都要相信這個(gè)事實(shí)，你依然堅(jiān)定而真誠地幫助那些需要你幫助的人。故選D項(xiàng)。三、閱讀理解22.Aswelookbackat2007,therearesomefaceswecannotforget.Herewepresentthreesuchpeopleaswewavegoodbyeto2007.WangBaoqiangTheleadactorofthe28-episodeTVdrama“SoldiersSortie,”WangBaoqiangistheTVstarwiththehighestattentioninnewspapersandmagazines.ActingXuSanduo,asimple-mindedcountryboywhowinstherespectandconfidenceofhiscomrades,Wangmovedtheaudiencewithhistenacity(堅(jiān)強(qiáng)),ararequalityinourtimes.YuDanStudyingancienttextssuddenlybecamepopularinmodern-dayChinafollowingthepublicationof“YuDan’sReflectionsonTheAnalects,”byYuDan,aprofessoratBeijingNormalUniversity,inDecember2006.Sincethen,ithassold6millionlegalcopies.Yuisfollowedbyreportersandsurroundedatappearancesaroundthenation—60,000peopleshowedupforoneBeijingbooksigninginMarch.InJuly,shewasselectedasoneofChina’sthreemostbeautifulwomen.TangWeiChineseactressTangWeifinallybecamefamousattheageof27,afterplayinginAngLee’slatestfilm“Lust,Caution.”FormanyChineseactresses,beingcastbyLeeisatickettoHollywood.ZhangZiyiisagoodexample,havingstarredinAng’s“Crouchingtiger,HiddenDragon.”TangWeihadwaitedalongtimeforherchanceand,whenitcame,shecaughtit.2007wasmeaningfulforher.41.AfterWangBaoqiangstarred“SoldiersSortie”,he______.A.becamefamous

B.likednewspapers

C.becametenacious

D.wasrelaxed42.YuDanbecamepopularmainlybecause______.A.peopleshowgreatinterestinancienttextsB.sheisaprofessoratBeijingNormalUniversityC.herbookshavebeensold6millioncopiesD.shewasverybeautifulinpeople’seyes43.Wecanlearnfromthelastparagraphthat______.A.TangWei’sfameisgreaterthanZhangZiyi’s

B.theauthorthinksmuchofAngLeeC.ZhangZiyi’ssuccessliesinAngLee

D.TangWeihasmoreluckthanskill參考答案：AAB略23.WinterbeginsinthenorthonDecember22nd.Peopleandanimalshavebeendoingwhattheyalwaysdotoprepareforthecoldermonths.Squirrels(松鼠),forexample,havebeenbusygatheringnutsfromtrees.Well,scientistshavebeenbusygatheringinformationaboutwhatthesquirrelsdowiththefoodtheycollect.TheyexamineddifferencesbetweenredsquirrelsandgraysquirrelsintheAmericanstateofIndiana.Thescientistswantedtoknowhowthesedifferencescouldaffectthegrowthofblackwalnut(黑胡桃)trees.Theblackwalnutisthenutofchoiceforbothkindsofsquirrels.Theblackwalnuttreeisalsoacentralpartofsomehardwoodforests.RobSwihartofPurdueUniversitydidthestudywithJakeGoheen,aformerPurduestudentnowattheUniversityofNewMexico.Thetworesearchersestimatethatseveraltimesasmanywalnutsgrowwhengatheredbygraysquirrelsascomparedtoredsquirrels.Graysquirrelsandredsquirrelsdonotstorenutsandseedsinthesameway.Graysquirrelsburynutsoneatatimeinanumberofplaces.Buttheyseldomrememberwheretheyburiedeverynut.Sosomenutsremainintheground.Conditionsarerightforthemtodevelopandgrowthefollowingspring.Redsquirrels,however,storelargegroupsofnutsaboveground.ProfessorSwihartcalls“deathtrapsforseeds”.GraysquirrelsarenativetoIndiana.ButProfessorSwihartsaystheirnumbersbegantodecreaseasmoreforestswerecutforagriculture.Redsquirrelsbegantospreadthroughthestateduringthepastcentury.Theresearcherssay