高中英語人教版Unit2Englisharoundtheworld 獲獎作品

必修一Unit2EnglisharoundtheWorld復(fù)習(xí)教案專題高一必修一Unit2EnglisharoundtheWorld目標(biāo)互動探究，能力備考重難點掌握考綱詞匯和句型常考點詞組搭配在閱讀理解中的運用【重點單詞】1．official[??f??l]adj.官方的；正式的；→officen．辦公室→officer[’?f?s?]n．官員2．voyage[?v???d?]n．航行；航海3．native[?ne?t?v]adj.本國的；本地的n．本地人；本國人4．a(chǎn)ctually[??kt?u?li]adv.實際上；事實上5．base[be?s]vt.以……為根據(jù)n.基部；基地；基礎(chǔ)→basic['be?s?k]adj.基本的；基礎(chǔ)的6．gradual[?gr?dj??l]adj.逐漸的，逐步的→graduallyadv.逐漸地，逐步地7．identity[a??dent?ti]n．身份→identical[a?’dent?kl]adj.相同的→identify[a?'dent?fa?]v．確定；認(rèn)出；鑒定8．fluent[?flu:?nt]adj.流利的；流暢的→fluentlyadv.流利地，流暢地→fluency[’flu:?nsi]n．流利，流暢9．frequent[?fri:kw?nt]adj.頻繁的→frequentlyadv.常常；頻繁地→frequencyn．頻率；頻度10．usage[?ju:s?d?]n．使用；用法；詞語慣用法→usefuladj.有用的→usen.&v．使用，用途11．command[k??mɑ:nd]n.&vt.命令；指令；掌握→commandern．指揮員，司令員12．request[r??kwest]n．&vt.請求；13．expression[?k?spre?n]n．詞語；表達(dá)→expressv．表達(dá)→expressive[?k’spres?v]adj.富于表情的；有表現(xiàn)力的14．recognize[?rek?gna?z]vt.辨認(rèn)出；承認(rèn)；公認(rèn)→recognizable[’rek?gna?z?bl]adj.容易認(rèn)出的；易于識別的→recognition[,rek?g’n??n]n．認(rèn)出；認(rèn)識；識別15．a(chǎn)ccent[??ks?nt]n．口音；腔調(diào)；重音16．lightning[?la?tn??]n．閃電17．straight[stre?t]adj.筆直的；正直的&adv.筆直地，直接地【重點短語】

1．becauseof由于；因為2．comeup走近；上來3．a(chǎn)tpresent現(xiàn)在；目前4．makeuseof利用5．suchas例如……；像這種的6．playapart/rolein扮演一個角色；參與7．everbefore從前8．evenif/though即使9．bebasedon以……為基礎(chǔ)10．overtime長期以來11．intheearlydays在早期12．thesameas相同于Theyouthoftodayhasgreatopportunitiesthaneverbefore.比以往都...現(xiàn)在的年輕人比以往任何時候都有更多的機會?！驹~匯短語過關(guān)】1．nativeadj.本地的；天賦的n.本地人；本國人benativetosw.原產(chǎn)于某地one’snativecountry/land本國，祖國nativeplace出生地one’snativelanguage本國語，本族語，母語anativeofsw.當(dāng)?shù)厝?產(chǎn)于……的動/植物[即學(xué)即練](1)Chinaisour,andChineseisour.中國是我們的祖國，漢語是我們的母語。(2)Thetiger__________________India.這種虎產(chǎn)于印度。(3)Heis__________________Beijing.他是北京人。答案：nativecountry；nativelanguage；isnativeto；anativeof2．basevt.以……為根據(jù)n．基部；基地；基礎(chǔ)basesth.on/uponsth.以……為基礎(chǔ)(或根據(jù))thebaseofacolumn[?k?l?m]/glass/pyramid[?p?r?m?d]柱基/玻璃杯底/金字塔底座amilitary[?m?l?tri]/naval[?ne?vl]base軍事/海軍基地[即學(xué)即練](1)Whatareyou______thistheory______？你這種理論的根據(jù)是什么？(2)Theydecidedto______thenewcompany______NewYork.他們決定將新成立的公司總部設(shè)在紐約。(3)Thetownisanideal______fortouringthearea.這個鎮(zhèn)子是在這一地區(qū)旅游觀光的理想地點。答案：basingon；basein；base3．commandn．命令，指令；掌握vt.&vi.命令；指揮；支配atone’scommand隨心所欲地at/byone’scommand奉某人之命incommandof指揮；統(tǒng)帥underone’scommand由……指揮takecommandof擔(dān)任……的指揮haveagoodcommandof很好地掌握commandsb.todosth.命令某人做某事commandthat...(should)do...命令……[即學(xué)即練](1)Thearmyis.軍隊由國王直接統(tǒng)率。(2)She______________________________theGermanlanguage.她精通德語。(3)Hecommandedus____________immediately.＝Hecommandedthatwe____________immediately.

他命令我們馬上離開。答案：undertheking’scommand；hasagoodcommandof；toleave；shouldleave4．requestn.&vt.請求，要求requeststh.of/fromsb.向某人請求某物requestsb.todosth.請求某人做某事requestthatsb.(should)dosth.請求……It’srequestedthat...據(jù)要求……atone’srequest應(yīng)某人之請求attherequestofsb.應(yīng)某人之請求beinrequest有需要，受歡迎makearequestforsth.請求，要求……[即學(xué)即練](1)Thesematerialsare.急需這些材料。(2)She________________________somewater.她請求給點水。(3)MayI______yourattention？請你們注意一下好嗎？(4)Irequest(ofhim)thathe____________.我要求他離開。(5)Visitorsarerequested__________________thepaintings.游客不許動油畫。答案：ingreatrequest；madearequestfor；request；shouldleave；nottotouch5．recognizevt.辨認(rèn)出；承認(rèn)recognitionn．認(rèn)出，識別recognizableadj.可認(rèn)出的recognizedadj.公認(rèn)的recognizesb./sth.by/from...根據(jù)…認(rèn)出某人/物recognizesb./sth.as/tobe...承認(rèn)某人(物)是……It’srecognizedthat...人們公認(rèn)……outof/beyondrecognition認(rèn)不出來[即學(xué)即練](1)I____________Mary______hervoiceonthephone.我在電話中根據(jù)聲音辨認(rèn)出是瑪麗。(2)Lawrence’snovel______eventually___________________/____________aworkofgenius.勞倫斯的小說最后被認(rèn)為是天才的作品。(3)________________________environmentpollutionhasbecomeoneofthemostseriousproblems.人們一致認(rèn)為環(huán)境污染已經(jīng)成了最嚴(yán)重的問題之一。答案：recognizedby;wasrecognizedas/tobe;Itisrecognizedthat6．becauseof因為，由于becauseof是介詞短語，后跟名詞、代詞或動名詞。because是連詞，后跟從句。[即學(xué)即練](1)Hewasabsentnot____________hisillness,but_____________hisfatherdied.他缺席不是因為他生病，而是因為他父親去世了。(2)Itwas__________________thathehadgoneabroad.那是因為他出國了。

答案：becauseof

because;becauseof(3)Herealizedthatshewascryingbecauseof________________________.他意識到她哭是因為他說的那些話的緣故。(4)Becauseof________________________，Isaidnothingabouthermistake.因為她丈夫在場，對她的錯誤我就沒說什么。

答案：whathehadsaid;herhusband’sbeingthere/★7．comeup走近；(植物)發(fā)芽；(太陽)升起；出現(xiàn)；被提及(1)＝comeforward走近；趕上；上來(2)＝rise;cometoahigherplace(esp.thesun,themoon)(太陽、月亮)升起(3)＝bebroughtupfordiscussion;bementioned被提出(討論)，被談到；引起注意(4)＝occur/happen(尤指意想不到地)發(fā)生(5)＝presentoneself出席，參加，到場(6)＝appearabovethesoil;begintogrow露出地面，發(fā)芽[即學(xué)即練]寫出下列各句中comeup的意思。(1)I’llletyouknowifanythingcomes(2)Achildcameuptomeandshowedmethewaytothe(3)Yourquestioncameupatthe(4)Theskywasdarkblueandclearwhenthemooncame(5)Theyoungtreeshavecome(6)Icameupforaninterviewbutdidn’tgetthe

答案：發(fā)生;走近/走上來;被提出討論;升起;發(fā)芽;到場【拓展】comeupwith想出；提出comeabout發(fā)生comeacross偶遇；偶然發(fā)現(xiàn)(＝comeupon)comealong一道來；一起去；進步；趕快comeback回來；sth.~tosb.記起comethrough穿過comeon(風(fēng)、雨等)到來；演出；趕快；得了吧comeout出版；出來，出現(xiàn)；結(jié)果是cometo蘇醒；總計；達(dá)到；談到8．makeuseof利用；使用makefulluseof充分利用makethebestuseof盡量利用makegooduseof好好利用，合理利用makelittleuseof沒有很好地利用[即學(xué)即練](1)Weshould____________________everyminutetolearnwell.我們應(yīng)該充分利用每一分鐘好好學(xué)習(xí)。(2)Ourfactory______________________________robots.我們工廠正越來越多地使用機器人。

答案：makegooduseof;ismakingincreasinguseof拓展：beofgreatuse很有用gooutofuse不被使用，廢棄comeintouse開始被使用beinuse在使用中bring/put...touse加以使用【注意】在學(xué)習(xí)語言的過程中應(yīng)注意語言的活用以及詞的搭配。Howmuchdoyouknowabouttheusethatwehavemadeofthemoney？(句子中use做先行詞，關(guān)系代詞that代替use，在定語從句中做make的賓語。)我們對錢的使用情況你了解多少？9．playarole/partin在……中擔(dān)任角色；在……中起作用playanimportantrole/partin在……方面起重要作用playtheroleofsb.＝play/actthepartofsb.(在劇中)扮演某人的角色playtheleadingrole起主要(帶頭)作用[即學(xué)即練](1)Scienceandtechnologydevelopingagriculture.科技在發(fā)展農(nóng)業(yè)中起重要作用。(2)Hewill________________________thedoctorinmylatestdrama.他將在我最新的戲里出演醫(yī)生的角色。答案：playsanimportantrole/partin;play/acttherole/partof【重點句型詳解】1．NativeEnglishspeakerscanunderstandeachothereveniftheydon'tspeakthesamekindofEnglish.以英語作為母語的人，即使他們所說的英語不盡相同，也可以相互交流。句中evenif相當(dāng)于eventhough,意為“即使；盡管”，引導(dǎo)讓步狀語從句。evenif/though引導(dǎo)的從句中可用現(xiàn)在時代替將來時。①Evenifyoudon'tlikeflowers,youshouldn'tmisstheflowerexhibition.即使你不喜歡花，這次花展你也不應(yīng)錯過。②Wehavedecidedtovisitthemuseumevenifitrainstomorrow.我們已經(jīng)決定明天去參觀博物館，即使下雨。[即境活用]Manyofthemturnedadeafeartohisadvice,______theyknewittobevaluable.(2023?浙江)

A．a(chǎn)sifB．nowthatC．eventhoughD．sothatturnadeafear充耳不聞解析：答案C，eventhough＝evenif“即使”，引導(dǎo)讓步狀語從句?！就卣埂恳龑?dǎo)讓步狀語從句的引導(dǎo)詞還有although,though,nomatterwhen/what...,whenever,wherever,however等等。Eventhoughyouachievegreatsuccessinyourwork,youshouldnotbeconceited.[k?n'si:t?d]即使你們在工作中取得了巨大的成績，也不應(yīng)該自滿。Whateveryoudo,doitwell.不管你做什么，把它做好。Howeverhotitis,hewon'ttakeoffhishat.不管多熱，他都不摘下帽子。(2)as也可以引導(dǎo)讓步狀語從句，但要把其表語、謂語或賓語前置①n.+as+主語+v.且前置的名詞習(xí)慣上不加冠詞Girlassheis,shecangoaloneinthedarkness.盡管她是個女孩，她敢一個人走夜路。Childasheis,heknowstohelpeachother.他雖然是個孩子，卻知道幫助別人。②adj.+as+主語+v.且動詞通常為系動詞，位于句首的形容詞是其后系動詞的表語TiredasIwas,Itriedtohelpthem.雖然我很累，我還是努力幫助他們。雖然看起來不太可能，但卻是真的。Impossibleasitseems,itistrue.③動詞原形+as+主語+情態(tài)動詞或助動詞，且若表示情態(tài)意義則選用情態(tài)動詞，陳述事實則用do,did,does等助動詞Objectasyoumay,Iwillgo.即使你反對，我也要去。LosemoneyasIdid,wegotalotofexperience.錢雖然丟了，我們卻得到了許多經(jīng)驗。④adv.+as+主語+v.MuchasIlikeParis,Icouldn’tlivethere.盡管我很喜歡巴黎，但我不能住在那里。Hardastheytried,theycouldn’tmakeherchangehermind.盡管他們做了很大努力，卻沒法讓她改變主意。⑤分詞+as+主語+v.Raininghardasitis,I’mgoingoutforawalk.雖然正在下著大雨，我還是要出去散步。Surroundedaswewerebytheenemy,wemanagedtomarchforward.雖然我們被敵人包圍著，但我們還是設(shè)法前進了?！究偨Y(jié)】as引導(dǎo)的讓步狀語從句大多數(shù)表示“即使...，但是...”，也可以用來表示原因，原因從句與主句之間有因果關(guān)系。Tiredashewas,hesatuplatestudyingatnight.他雖然和疲倦了，但還是學(xué)習(xí)到很晚才睡。（表讓步）Tiredashewas,hewenttobedearly.因為很累了，所以他睡得很早。（表原因）2．Believeitornot,thereisnosuchthingasstandardEnglish.信不信由你，(世界上)沒有什么標(biāo)準(zhǔn)英語。

(1)believeitornot信不信由你。常在句中做插入語。Believeitornot,herefusedtoacceptouroffer.信不信由你，他拒絕接受我們的幫助。(2)nosuchthing沒有這樣的事情。such與all,no,some,any,few,little,many,much,several,one等詞連用時，應(yīng)位于它們的后面。Thereisnosuchstreetinthecity.這城市沒有那樣的街道。Hesaidhedidn'thavetimeormadesomesuchexcuse.他說他沒有時間或別的諸如此類的借口。[即境活用]I’mamazedtohearfrommyschoolteacheragain.______，itistenyearssincewemetlast.(2023?安徽)

A．InawordB．What’smore

C．That’stosayD．Believeitornot解析：答案D，句意：想不到又一次收到學(xué)校老師的來信，信不信由你，我們上次見面還是在十年前。inaword總之；what’smore而且；that’stosay也就是說；believeitornot信不信由你?！?.IndiahasaverylargenumberoffluentEnglishspeakers...(1)anumberof許多的、大量的，謂語動詞用復(fù)數(shù)Anumberofpeoplehavecome.(2)thenumberof...的數(shù)目，把數(shù)目看作一整體，謂語動詞用單數(shù)Thenumberofhomelesspeoplehasincreased.只能修飾可數(shù)名詞的詞組只能修飾不可數(shù)名詞的詞組：可修飾（不）可數(shù)名詞的詞組alarge/great/goodnumberofagoodmanydozensof/scoresofquiteafewagreatdealofalargeamountofalargesumofquitealittleplentyofalotof/lotsofalargequantityofquantitiesof【自我完善，誤區(qū)備考】1.recognize/realize/know(1)recognize指原來很熟悉，經(jīng)過一段時間的間隔或別的原因后又重新認(rèn)出來。(2)realize強調(diào)在經(jīng)過一個過程后的了解。(3)know是延續(xù)性動詞，指互相間十分熟悉、十分了解。[應(yīng)用](1)Onlyafteryouloseyourhealthwillyourealizetheimportanceofhealth.(2)I'veknownTomforyears.(3)Irecognizedhimassoonashecameintotheroom.2.with的復(fù)合結(jié)構(gòu)(1)—Comeon,pleasegivemesomeideasabouttheproject.—Sorry.Withsomuchwork______mymind,Ialmostbreakdown.

A．filledB．filling

C．tofillD．beingfilled解析：B，with復(fù)合結(jié)構(gòu)中，work和fill是主動關(guān)系，且表示正在進行，因此其后要用doing結(jié)構(gòu)。(2)Johnreceivedaninvitationtodinner,andwithhiswork______，hegladlyacceptedit.

A．finishedB．finishingC．havingfinishedD．wasfinished解析：A，根據(jù)work和finish是被動關(guān)系，可以判斷出答案。(3)______twoexamstoworryabout,Ihavetoworkreallyhardthisweekend.

A．WithB．BesidesC．AsforD．Becauseof解析：A，根據(jù)句意，此處應(yīng)采用“with＋賓語＋不定式”。(4)Itwascoldoutside,theboyranintotheroom______hisnosered.

A．toB．onC．inD．with解析：D，這個句子考查with的復(fù)合結(jié)構(gòu)的用法，用“with＋名詞＋形容詞”做狀語表示伴隨情況。而to、on、in作為介詞則沒有這種用法，故排除A、B、C，答案為D。句意是：外面天氣很冷，那個男孩跑進了屋子時，鼻子紅紅的?！締雾椷x擇】1．－Doyouthinkit’sagoodideatomakefriendswithyourstudents?

－______,IdoIthinkit’sagreatidea.(2023?安徽卷)

A．ReallyB．ObviouslyC．ActuallyD．Generally解析：C，考查副詞。really真正地；obviously明顯地；actually實際上；generally大體上。actually在句中起加強語氣的作用，相當(dāng)于sure，certainly,ofcourse。2．Hisunclemadeafilm______hisstoryinhischildhood.

A．basedonB．wasbasedonC．basingonD．tobaseon解析：A，basedon為過去分詞短語，在句中做后置定語修飾afilm。3．Itcouldbejudgedfromhereyes______shewasverysatisfiedwithherperformance.

A．whatB．whichC．thatD．where解析：C，考查名詞性從句。語意為：她對她的表現(xiàn)很滿意，這可以從她的眼睛里判斷出來。It是形式主語，that引導(dǎo)的從句是真正的主句。4．Themoneycollectedshouldbemadegooduse______thepeopleinSichuanProvincewhosufferedalotintheearthquake.

A．ofhelpingB．tohelpC．tohelpingD．oftohelp解析：D，make(good)useof“(好好)利用”，變?yōu)楸粍訒r態(tài)即bemadeuseof；句中tohelpthepeople...為不定式做目的狀語。5．DuringtheflighttotheMoon(月球飛行),Chang’eISatellite______adjustsherdirectionsothatshecangointoherprogrammedorbit(所設(shè)計的軌道)andthencirclearounditatthemostappropriateangle(角度)．

A．eventuallyB．graduallyC．constantlyD．continuously[k?n?t?nj??sl?]解析：B，考查副詞詞義辨析。句意為：在飛往月球的途中，嫦娥一號衛(wèi)星逐漸調(diào)整她的方向以便能進入預(yù)定的軌道并以合適的角度繞其運行。A.最終；B.逐漸地；C.不斷地；D.繼續(xù)地。6．I’mChineseandIdofeel______Chineselanguageis______mostbeautifullanguage.What’syouropinion?

A．the;aB．/;theC．the;/D．/;a解析：A，第一空需填the，指“漢語”；第二空填a,amostbeautifullanguage是泛指，其中most相當(dāng)于very。7．______asaseriousproblematpresent,ithasdrawnalotofpeople’sattention.

A．RecognizeB．RecognizedC．BeingrecognizedD．Havingrecognized解析：B，berecognizedas“被認(rèn)為是……”；句中recognized為過去分詞做狀語。8．Thearmyreceivedacommandthatthey______tothefrontimmediately.

A．wouldmarchB．mustmarchC．shouldmarchD．weremarching解析：C，command“命令”，其that從句中用“(should)＋動詞原形”。9．Thenewly－foundedchessclubformally______ustoattendtheopeningceremony.

A．requestedB．requiredC．demandedD．commanded解析：A，表示正式委婉的請求用request。10．Films,______theoneyoutoldmeaboutyesterdayortheonethatwillbeon,______notworthseeing.(2023?江西一模)

A．including;isB．a(chǎn)swellas;areC．besides;isD．suchas;are解析：D，suchas用于列舉事物。又因為主語為復(fù)數(shù)，第二空格用are，故選D。本句譯為：像你昨天告訴我的電影，以及即將上映的，都不值得看。11．ThepartthatChina______intheinternationalaffairs國際事務(wù)______intheinternationalsociety.

A．plays;iswidelypraisedB．plays;iswidepraisedC．takes;widelypraisedD．takes;widepraised解析：A，第一空考查短語playapartin;第二空考查被動語態(tài)。12．______,asleepydriverkilledtwenty－twostudentsandteachersinatrafficaccidentinShanxiProvince.A．What'smoreB．AfterallC．BelieveitornotD．Moreorless解析：C，考查固定短語。13．Manystudentsmakegreatprogressinlistening______thelargeamountoftimedevotedtoit.

A．becauseofB．insteadofC．incaseofD．inspiteof解析：A，考查介詞短語。becauseof“因為”。14．—Oh,it'syou!I______you.—I'vejusthadmyhaircut,andI'mwearingnewglasses.

A．didn'trecognizeB．didn'tknowC．haven'trecognizedD．haven'tknown解析：A，句中表示“剛剛沒有認(rèn)出某人”用didn'trecognize。15．Hewon'tchangehismind______yougoandtrytopersuadehimyourself.

A．sinceB．untilC．a(chǎn)sifD．evenif解析：D，考查evenif引導(dǎo)讓步狀語從句?！鹃喿x理解】AOneofthekeystobeingsuccessfulinwhatyoudoispersistence.Onceyouhavedeterminedexactlywhatyouwanttoachieve,youmusttakemassiveactiononaconstantbasisinordertosucceed.Oneofthethingsyou'llnoticeonyourjourneytowardsyourgoalisroadblocks.Thatis,youwillcomeacrossobstaclesthatseemtojumpoutofnowhereinanattempttodiscourageyourprogress.Actually,theyareapartoflife.Everyonewouldhaveeverysuccessthateverwantediftherewerenoobstacles.Yourjobistobepersistentandworkthroughobstacles.Ifyoufindlittleornoobstaclesalongtheway,youarenotreallychallengingyourself.Andwhenyoudoreachyourgoal,youwon’texperiencethefeelingof“sweetsuccess”.Makeyourgoalachallengingone!Ifyoutakethetimetostudyasuccessfulperson,youwilllearnthatthevastmajorityofthemhavehadmore“failures”thantheyhavehad“successes”.Thisisbecausesuccessfulpeoplearepersistent;themoretheystumble,themoretheygetrightbackupandtryagain.Ontheotherhand,peoplewhodon’tgetbackupandtryagainneverreachsuccess.Forexample,WaltDisneywasturneddown302timesbeforehegotfinancingforhisdreamofcreatingthe“HappiestPlaceonEarth”.Today,duetohispersistence,millionsofpeoplehaveshared“thejoyofDisney”.ColonelSandersspenttwoyearsdrivingacrosstheUnitedStateslookingforrestaurantstobuyhischickenrecipe.Hewasturneddown1009times!HowsuccessfulisKentuckyFriedChickentoday!Havingknownthesefacts,keepinmindthatyoumustconstantlyreevaluateyourcircumstancesandtheapproachyouareusingtoreachyourgoal.Thereisnosenseinbeingpersistentatsomethingthatyouaredoingincorrectly!Sometimesyouhavetomodifyyourapproachalongtheway.Everytimeyoudosomethingyoulearnfromit,andthereforefindabetterwaytodoitthenexttime.Todayisthedaytobeginyourjourney,usingconsistencyandpersistency,towardstomorrow'ssuccesses!1.Theauthorseemstobelievethat______.

A.challengeswecomeacrossarerewarding

B.“sweetsuccess”comesalongwithobstacles

C.themoreobstacleswehave,thebetterwefeel

D.wewillreachourgoalbychallengingourselves2.Thereasonwhypersistentpeoplearesuccessfulisthat______.

A.theyexperiencealotoffailures

B.theyareborntobeverystubborn

C.theyhavegreatambitionsinmind

D.theydon’tgiveupinfaceoffailure3.WhydidColonelSandersspendtwoyearsdrivingacrosstheUnitedStates?

A.TocountthenumberoftherestaurantsinAmerica.

B.Totastedifferentfoodsandfindspecialrecipes.

C.Tofindrestaurantsandsellrecipesforfriedchicken.

D.ToopenmoreKentuckyFriedChickenchainstores.4.Thewordunderlinedinthethirdparagraphmaybemeans“______”．

A.withdrawB.achieveC.sprawlD.fall5.Whatdoestheauthoradviseustodoinparagraph4?

A.Toconfirmwhetheryourgoalispractical.

B.Tomodifyyourapproachfromtimetotime.

C.Tochangeourcircumstancesconstantly.

D.Tolearnfromourpastmistakes.B

Everyonebecomesalittlemoreforgetfulastheygetolder,butmen'smindsdeclinemorethanwomen's,accordingtotheresultsofaworldwidesurvey.Certaindifferencesseemtobeinherentinmaleandfemalebrains:Menarebetteratmaintaininganddealingwithmentalimages(usefulinmathematicalreasoningandspatialskills),whilewomentendtoexcel(擅長)atrecallinginformationfromtheirbrain'sfiles(helpfulwithlanguageskillsandrememberingthelocationsofobjects).Manystudieshavelookedforaconnectionbetweensexandtheamountofmentaldecline(衰退)peopleexperienceastheyage,buttheresultshavebeenmixed.Somestudiesfoundmoreage－relateddeclineinmenthaninwomen,whileotherssawtheoppositeorevennorelationshipatallbetweensexandmentaldecline.Thoseresultscouldbeimproperbecausethestudiesinvolvedolderpeople,andwomenlivelongerthanmen:Thementestedarethesurvivors,“sothey'retheonesthatmaynothaveshownsuchcognitivedecline,”saidstudyteamleaderElizabethoftheUniversityofWarwickinEngland.Peoplesurveyedcompletedfourtasksthattestedsex－relatedcognitiveskills:matchinganobjecttoitsrotatedform,matchinglinesshownfromthesameangle,typingasmanywordsinaparticularcategory(范疇)aspossibleinthegiventime,.“objectusuallycoloredgray”,andrecallingthelocationofo