人教2019新版選擇性必修一?Unit2基礎(chǔ)締小一、詞匯短語精練：用所給詞的適當(dāng)形式或根據(jù)句子含義用適當(dāng)詞組填空。Computer(secure)systemswillbedesignedbyindependenttechnicians.【答案】securily【解析】考查名詞。句意：計算機安全系統(tǒng)將由獨立的技術(shù)人員設(shè)計。computersecurilysyslems計算機安全系統(tǒng)，該短語是固定短語，為名詞修飾名詞。所以填security。Seeinginthe(distant),wecanfindourschoolstadiummoresplendid.【答案】distance【解析】考查名詞。句意：從遠(yuǎn)處看，我們可以發(fā)現(xiàn)我們學(xué)校的體育場更加輝煌。根據(jù)空前的冠詞the可知，此處用distant的名詞形式,inthedistance在遠(yuǎn)處。故填distanceoTheInternetisavery(efficiency)mediumforspreadinginformation.【答案】efficient【解析】考查形容詞。句意：因特網(wǎng)是傳播信息的一個非常有效的媒介。該空修飾名詞medium,用形容詞，所以填efficient。Thisshouldserveasa(warn)thatpeopleshouldbeawareoftheirsurroundings.【答案】warning【解析】考杳名詞。句意：人們應(yīng)該注意他們的周圍環(huán)境，這應(yīng)該作為一個警告。該空作介詞as的賓語,用名詞，前面有不定冠詞修飾，用名詞單數(shù)，所以填warning。Hewasanunfriendlyandterriblecreatureinmyeyes.He(constant)walkedaroundthehouse,talkingtohimself.【答案】constantly【解析】考查副詞。句意：在我看來，他是一個不友好、可怕的家伙。他不停地在屋子里走來走去，自言自語。此處需要修飾動詞walked,應(yīng)用constant的副詞形式。故填constantly。Butwhenhelookedtotheside,hesaw(instant)thatitwasn'tadogatall,butawolf,quicklycatchingupwithhim.【答案】instantly【解析】考查詞性轉(zhuǎn)換。句意：但是當(dāng)他向旁邊一看他立刻發(fā)現(xiàn)那根本不是一條狗，而是一只狼，很快就事改變了他"，應(yīng)選D。.D【解析】考查名詞詞義辨析。句意：有一天，他和一群朋友玩的時候，把學(xué)校發(fā)給班主任的蔬菜給毀了。A.books書；B.fruits水果;C.clothes衣服；D.vegetables蔬菜。由后文的"Ihavenovegetablestoeat”可知，他毀掉的是蔬菜，應(yīng)選D。.B【解析】考查名詞詞義辨析。句意：令他吃驚的是，老師非但沒有批評他，反而溫和地對他說。A.disappointment失望；B.surprise驚訝；C.embarrassment尷尬：D.horror恐懼。由后文的"insteadofcriticizinghim"可知，老師沒有批評他,這讓他驚訝,應(yīng)選B。.A【解析】考查副詞詞義辨析。句意：令他吃驚的是，老師非但沒有批評他，反而溫和地對他說。A.gently輕柔地；B.sharply急劇地;C.happily高興地;D.unwillingly不情愿地。由后文的"Iknowyoudidn'tdoit_7_,butinthisway,Ihavenovegetablestoeat"可知，老師說話很輕柔，應(yīng)選A。.C【解析】考查固定短語辨析。句意：我知道你不是故意的，這樣一來，我就沒有菜吃了。A.byaccident偶然；B.forfun為了好玩；C.onpurpose故意地;D.withdoubt帶著疑問。由上文的“whenplayingwithagroupoffriends,hedestroyedtheheadteacher's_4—thatwerehandedoutbytheschoolM可知，老師說的意思是“我知道你不是故意的”，應(yīng)選C。.B【解析】考查名詞詞義辨析。句意：這是陳冬第一次體會到什么是責(zé)任和寬容。A.patience耐心；B.responsibility責(zé)任；C.independence獨立；D.honesly老實。由后文的"FromIhenon,heworkedhard,helpedothers,and(husgrewbelterandbeltern可知，他從那以后知道了什么是責(zé)任，應(yīng)選B0.B【解析】考查名詞詞義辨析。句意：飛得更高，一直是陳冬的心愿。A.memory回憶；B.desire渴望；C.opportunity機會：D.honor榮譽。由后文的"Duringthetrainingprogramforastronauts,nomatterhowdifficult,theideaofgivingupnever_10—inhismind”可知,要飛得更高一直是陳冬的心愿,應(yīng)選B。10.A【解析】考查動詞詞義辨析。句意：在宇航員的訓(xùn)練計劃中，無論多么困難，他從未有過放棄的想法。A.emerged出現(xiàn);B.disappeared消失;C.turned轉(zhuǎn)向；D.varied變化。由上文的“Flyinghigherhasalwaysbeenthe_9_ofChenDongforfartoolongM可知，他一直以來就想飛得更高，所以從來不放棄，也就是放棄的想法從來沒有在他的腦海中出現(xiàn)過，應(yīng)選A。H.C【解析】考查動詞短語辨析。句意：為了充分準(zhǔn)備這次太空任務(wù)，陳冬幾乎切斷了與外界的聯(lián)系。A.stayedin呆在家里；B.setup建立；C.cutoff切斷：D.showedoff炫耀。由后文的"almostallhisenergyandtimetothetrainingprogram.Evenhistwinsonscould13meettheirfather”可知，他幾乎切斷了與外界的聯(lián)系。應(yīng)選C。12.C【解析】考查動詞詞義辨析。句意：他幾乎把所有的精力和時間都用在了訓(xùn)練計劃上。A.applied應(yīng)用；B.related聯(lián)系；C.devoted獻身，致力；D.adjusted調(diào)整。由上文的“almost_11—contactwiththeoutsideworld"可知，他幾乎把所有的精力和時間都用在了訓(xùn)練計劃上，應(yīng)選C。A【解析】考查副詞詞義辨析。句意：就連他的雙胞胎兒子也很少能見到他們的父親。A.seldom很少；B.never從不；C.frequently頻繁地；D.always總是。由上文的“ChenDongalmost11contactwiththeoutsideworld.He_12_almostallhisenergyandtimetothetrainingprogram”可知，就連他的雙胞胎兒子也很少能見到他們的父親。應(yīng)選AoD【解析】考查動詞詞義辨析。句意：雖然不能一直陪在他們身邊，陳冬還是用其他方式來表達(dá)自己的愛。A.educate教育；B.train訓(xùn)練；C.influence影響；D.accompany陪伴。由上文的“Evenhistwinsonscould_13_meettheirfathern可知，他不能陪孩子，應(yīng)選D。D【解析】考查形容詞詞義辨析。句意：他拍攝只有從太空才能看到的星星，想象孩子們收到星星時會多么高興和自豪。A.confused困惑的；B.challenged傷殘的；C.refreshed清爽的，恢復(fù)精神的；D.delighted高興的。由上文的“Hetakespicturesofthestarsdiatcanonlybeseenfromspace”可知，他拍攝只有從太空才能看到的星星，孩子收到一定會高興，應(yīng)選D。七、書面表達(dá)假定你是李華，你的美國筆友Tom得知你校上月舉辦了首屆校園科技節(jié)活動，發(fā)郵件向你詢問相關(guān)情況。請你回復(fù)郵件。內(nèi)容包括：.活動的目的；.活動的形式，如智能校園創(chuàng)客(maker)大賽，科創(chuàng)成果展等；.你的感受。注意：1.詞數(shù)80左右，開頭已給出，不計入總詞數(shù)：.可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。DearTom,IamexcitedtotellyouthatthefirstScienceandTechnologyFestivalwasheldinourschoollastmonth,【參考答案】DearTom,IamexcitedtotellyouchatthefirstScienceandTechnologyFestivalwasheldinourschoollastmonth,whichaimedatenrichingusstudents,schoollifeandpromotingthestudents?awarenessofinnovation.Therewereavarietyofactivitiesinthefestival,whichincludedMakersonCampus,whereparticipantscouldshowtheirdesignsandproducts,andanexhibitionofthestudents'originalinventions,designsandliteraryworks.With(heenthusiasticparticipationandsupportofallthestudents,(heactivityturnedoutagreatsuccess.Iwasastonishedattheschoolmates'creativityandteamworkspirits.Idohopemoreactivitieswillbeheldinmyschooltoprovideuswithchancestopracticeourcriticalthinkingandproblemsolvingabilities.Yours,LiHua【語篇解讀】這是一篇應(yīng)用文，要求寫一封信?！驹斀狻康谝徊剑簩忣}。審題的目的是獲取重要信息通過審題我們可以確定幾個方面的信息。第一，假定你是李華，你的美國筆友Tom得知你校上月舉辦了首屆校園科技節(jié)活動，發(fā)郵件向你詢問相關(guān)情況。請你回復(fù)郵件。內(nèi)容包括：.活動的目的；.活動的形式，如智能校園創(chuàng)客(maker)大賽，科創(chuàng)成果展等；.你的感受。第二，人稱為第一人稱和第三人稱。第三，時態(tài)以一般過去時為主。第二步：布局段落，確定主要段落，次要段落，段落數(shù)量。這篇寫作段落數(shù)量為三段。第一段，活動的目的。第二段，活動的形式，如智能校園創(chuàng)客(maker)大賽，科創(chuàng)成果展等；你的感受。第三段，表達(dá)期望。第三步：確定關(guān)鍵詞匯和短語：enrichingusstudents'schoollife,promotingthestudents'awarenessofinnovation,avarietyof,turnedout,beastonishedal,teamworkspirits?providesb.withsth.第四步：確定較為高級的句子：which和where引導(dǎo)的定語從句Therewereavarietyofacliviliesinthefestival,whichincludedMakersonCampus,whereparticipantscouldshowtheirdesignsandproducts,andanexhibitionofthestudents'originalinventions,designsandliteraryworks.省略that的賓語從句Idohopemoreactivitieswillbeheldinmyschooltoprovideuswithchancestopracticeourcriticalthinkingandproblemsolvingabilities.第五步：連句成文，注意使用恰當(dāng)?shù)倪B接詞進行過渡銜接：besides,moreover,finallyo第六步：注意書寫，保持卷面整潔，防止劃線，亂擦?！军c睛】文章思路清晰，語言規(guī)范，段落整齊，語篇連貫，層次清晰。使用了較為高級的句式:which和where弓I導(dǎo)的定語從句Therewereavarietyofactivitiesinthefestival,whichincludedMakersonCampus,whereparticipantscouldshowtheirdesignsandproducts,andanexhibitionofthestudents'originalinventions,designsandliteraryworks.省略that的賓語從句Idohopemoreactivitieswillbeheldinmyschooltoprovideuswithchancestopracticeourcriticalthinkingandproblemsolvingabilities.高級句式的應(yīng)用提升了寫作的檔次，整個短文顯示出了作者高水平的英語表達(dá)能力。追上了他。分析句子可知，此處應(yīng)用副詞修飾動詞saw,故填instantly。Thephysiologyhemajoredin(switch)tophysics.【答案】wasswitched【解析】考杳動詞時態(tài)語態(tài)。句意：他由原先主修生理學(xué)轉(zhuǎn)到了物理學(xué)。根據(jù)上文majored可知用一般過去時，主語physiology與謂語動詞switch構(gòu)成被動關(guān)系，故用一般過去時的被動語態(tài)，且為單數(shù)。故填wasswitchedoClearlythisisa(potential)dangeroussituation.【答案】potentially【解析】考查副詞的用法。句意：很明顯，這是一個有潛在危險的情境。dangerous是形容詞，故其前需要一個副詞來修飾。故答案為potentiallyoInsummer,theweatherismuchless(predict).(所給詞的適當(dāng)形式填空)【答案】predictable【解析】考查形容詞。句意：在夏天，天氣是很難預(yù)測的。分析句子結(jié)構(gòu)可知，less后需接形容詞原形作表語，predic【的形容詞predictable“可預(yù)測的“，符合題意。故填prediclable。ButLouisVuittonthrivedthroughouttheentire(occupy)andwar.【答案】occupation【解析】句意為：可是，路易?威登卻躲過了這一劫，撐過了整個占領(lǐng)期，甚至整個戰(zhàn)爭期。設(shè)空處前面有定冠詞the和形容詞entire,后面是連詞and連接名詞war,應(yīng)用名詞，故填occupation。二、重點語法精練：非謂語動詞做狀語workedlateintothenight,only(find)theworknotyethalffinished.【答案】tofind【解析】考查非謂語動詞。句意：我工作到深夜，結(jié)果發(fā)現(xiàn)工作還沒有完成一半。分析句子，句中worked為謂語動詞，設(shè)空處應(yīng)該填寫，非謂語動詞。。nlyiodo為固定用法,tod。不定式作狀語，意為“結(jié)果是……”，表示出乎意料的結(jié)果。故填tofinchHehurriedtothestation,only(tell)thatthetrainhadleft.［答案】tobetold【解析】考查非謂語動詞。句意：他匆匆趕到車站，結(jié)果被告知火車已經(jīng)開走了。分析句子可知，句中涉及固定短語“onlyiodoslh.”，意為“結(jié)果卻……”，表示一種出乎意料的或令人失望的結(jié)果，“He”與“l(fā)ell”為被動關(guān)系，故空格處應(yīng)用不定式的被動式“l(fā)obedone”作結(jié)果狀語，“tell”的過去分詞為“l(fā)oki”，故空格處應(yīng)填“tobetold”。故填tobetold。I'msorry(takeup)somuchofyourvaluabletime.【答案】tohavetakenup【解析】考查不定式。句意：很遺憾占用你這么多珍貴時間。besorrytodo很遺憾做某事。因為take叩動作發(fā)生在謂語動詞之前，故用不定式完成式tohavetakenup。Helosthisbootswhile(search)forfrogsandinsects.【答案】searching【解析】考查狀語從句的省略。句意：他在尋找青蛙和昆蟲時丟了靴子。while引導(dǎo)時間狀語從句時，如果從句的主語和主句的主語相同，那么從句的主語和謂語動詞be都可以省略,search與主語He是主動關(guān)系，用現(xiàn)在分詞作狀語。故填searching。(ask)toworkovertimethatevening,Imissedawonderfulfilm.【答案】Havingbeenasked【解析】考查非謂語動詞。句意：由于那天晚上被要求加班，我錯過了一部精彩的電影。ask與I之間是被動關(guān)系，而且發(fā)生在missed之前，所以用現(xiàn)在分詞被動完成式作狀語，故填Havingbeenasked。(hear)theirteacher'svoice,thestudentsstoppedtalkingatonce.【答案】Hearing【解析】考查現(xiàn)在分詞。句意：聽到了老師的聲音，學(xué)生們立刻停止了談?wù)?。thestudents與hear在邏輯上是主動關(guān)系，所以此處是現(xiàn)在分詞作時間狀語，故答案為Hearing。(seize)theletterfromtheboy,Maggieranawayatonce.【答案】Havingseized【解析】考查非謂語動詞。句意：麥琪奪過男孩的信，立刻跑掉了。分析句子可知，句中有謂語動詞“ranaway”且句中無連詞，故空格處應(yīng)用非謂語動詞，“seize”意為“奪取”，動詞詞性，句子主語“Maggie”和“seize”為邏輯上的主謂美系，且“奪取”的動作發(fā)生在謂語動詞動作之前，故空格處應(yīng)用現(xiàn)在分詞的完成式“havingdone”，作狀語，“seize”的過去分詞為“seized”,句首單詞首字母大寫，故空格處應(yīng)填“Havingseized”。故填Havingseized<,Though(lack)expcricnce,hewaswillingtoworkhard.【答案】lacking【解析】考查非謂語動詞。句意：雖然缺乏經(jīng)驗，但他愿意努力工作。分析可知，空處應(yīng)填非謂語動詞和though構(gòu)成讓步狀語，邏輯主語he與lack之間為主動關(guān)系，所以用現(xiàn)在分詞形式。故填lacking。(laugh)atbymanypeople,hecontinuedhisstudy.【答案】Laughed【解析】考查非謂語動詞。句意：盡管被很多人嘲笑，但他還是繼續(xù)學(xué)習(xí)。此處是非謂語動詞作讓步狀語，動詞短語laughat(嘲笑)和主語he是被動關(guān)系，應(yīng)用過去分詞作狀語，單詞位于句首，首字母大寫。故填Laughed。Thepartywillbeheldinthegarden,weather(permit).【答案】permitting【解析】考查獨立主格。句意：天氣許可，會議將在花園舉行。分析句子可知，此處是現(xiàn)在分詞的獨立主格結(jié)構(gòu)作狀語，wealher與pennil是主動關(guān)系，用現(xiàn)在分詞表示主動。故答案為permitling。三、語法填空China'sfirstartificialintelligence(AI)textbookforhighschoolstudents](bring)outlastweek,followingaplanbycentralgovernment2(include)AIcoursesinprimaryandsecondaryschool.Thenine-chaptertextbook,3(name)"FundamentalsofArtificialIntelligence",waswrittenbyoutstanding4(scholar)fromwell-knownschoolsnationwide,underthejointeffortsbytheresearchcenterforMOOCatEastChinaNormalUniversityandAIstartupSenseTime.ItincludesthehistoryofAlandhowthetechnologycanbeappliedinareassuchasfacialrecognition,autodrivingandpublicsecurity."ThetextbookfocusesnotonlyonbasicsofAl,buton5(practice)useofAIindailylife,“saidChenYukun,aprofessoratEastChinaNormalUniversity,6isalsoacontributortothebook.Uptillnow,about40highschoolsacrossthecountry7(undertake)thetaskofbeingthefirstgroupofAIhigheducationpilotprogram8introducingthetextbookinthecurriculum."TheAIsectorisfacingatalentshortage9(global).Thepublicationofthebookis10breakthroughasittakesAItechnologyoutofthe'Ivorytower'andmakesitpartofhighschoollearning,"saidLinDahua,aprofessorattheChineseUniversityofHongKong.【語篇解讀】這是一篇說明文。文章主要介紹了人工智能教科書開始進入中國高中課堂。wasbrought【解析】考查時態(tài)和語態(tài)。句意：緊接著中央政府把人匚智能課程納入初高中課程的計劃，中國第一本人工智能教材上周出版了。分析句子可知，此處是謂語動詞，根據(jù)Iasiweek判斷為一般過去時，主語textbook和bringout之間是動賓關(guān)系，故用一般過去時的被動語態(tài)，主語是單數(shù)。故填wasbroughtotoinclude【解析1考查不定式作定語。句意：緊接著中央政府把人工智能課程納入初高中課程的計劃,中國第一本人工智能教材上周出版了。根據(jù)句意可知，此處應(yīng)譯為“……的計劃”，所以用不定式作為名詞plan的后置定語。故填tod【解析】考查非謂語動詞。分析句子結(jié)構(gòu)可知，此處用非謂語動詞，邏輯主語lexibook和name（命名）之間是動賓關(guān)系，故用過去分詞形式。故填named。scholars【解析】考查名詞的數(shù)。scholar（學(xué)者）是可數(shù)名詞，聯(lián)系上下句此處應(yīng)是很多學(xué)者編寫了這本書，故用復(fù)數(shù)形式。故填scholars。practical【解析】考查形容詞。分析句子可知，句中use是名詞，應(yīng)用形容詞修飾。故填practical。who【解析】考查定語從句。分析句子可知，此處是非限定性定語從句，先行詞是ChenYukun,從句6_isalsoaconlribulorlo（hebook.缺少主語，故用關(guān)系代詞who/thal,但非限不能用ihal。故填who。haveundertaken［解析】考查時態(tài)。根據(jù)uptillnow（到目前為止）判斷為現(xiàn)在完成時，主語highschools是復(fù)數(shù)，故用havedone。故填haveundertakenoby【解析】考查介詞。句意：到目前為止，已經(jīng)有大約40所高中通過把教科書引入課程承當(dāng)起了第一批人工智能高校試點工程。根據(jù)句意可知，此處應(yīng)譯為“通過引入教科書進課程”，表達(dá)“通過”常用介詞by。故填by。globally【解析】考查副詞。分析句子可知，此處是修飾前面的整個句子，故用副詞形式。故填globally。lO.a【解析】考查冠詞。breakihrough是可數(shù)名詞，此處譯為“一個突破”，且該詞是輔音音素開頭，故用不定冠詞a。故填a。提升紙7四、閱讀理解Thehomeofthefuturewon'tbecompletelydifferentandwewillbelivinginhousesandflatsjustaswedotoday.Butpeoplewillwanttoshapetheirhomestomatchtheirdrcams.Notwohomeswillbethesame.Peoplewillbeabletobuy"housekits"containingabasichousestructure,withmovablewalls,doorsandwindows.Theywillputtogetherthedifferentpartstocreatethehometheywant.Manyjobsthatwedotodaywilldisappear,otherswillstillexistbutwillchangeandnewjobswillbecreated.Skilledworkerssuchasbuilders,gardenersandelectricianswon'tdisappearbecausemachinescan'treplacethem.Teacherswillstillexistbecausestudentsneedhumancontact.Buttheywillbeusingmodemtechnologyinclassmoreandstudentswillbeworkingmoreathome.Themedicaltechnologyrevolutionandspacetravelwillcreatenewjobswhichwecanonlyimaginetoday.

Spaceholidayswilldevelopinthefuture,buttheseholidayswon'tbeforeveryonebecausetheywon'tbecheap.Shortspacetripswilldevelopfirst;thenspacehotelswillorbittheearthwhereitwillbepossible（ohavealongervacation.Bytheendofthenextcentury,therewillhavebeenholidaycentresonthemoonwithleisurefacilities（休閑設(shè)施）forfamilies.Paperwon'texistinthefuture.Instead,therewillbee-papcrwhichpeoplewillbeabletouseoverandoveragain.Thiswilldevelopinordertosavenaturalresources.E-newspapersande-magazineswillreplacetraditionalnewspapersandmagazinesandwewilldownloadinformationandnewsarticlesfromtheInterneteverydayontoourreusablepaper.Thelawsofphysicstellusthattheearthisgoingtodisappearsometimeinthefuture.Thisisn'tgoingtohappentomorrowbutscientistspredictthatitwillhappeninfivebillionyearswhenoursunexplodes.Wewillhavetoexploretheuniverseandfindanotherhome.Atsomepointinthedistantfuture,eitherwestayontheearthanddiewithit,orwcleaveandmovetoanotherplanet.Therewon'tbeanyotherchoice.Homesofthefuturewill.A.becompletelydifferentfromthoseoftodayC.allbedifferentfromoneanotherWhatdoesthesecondparagraphimply?A.Skilledworkerswillfacegreatchallenges.C.Technologywilltotallyreplaceworkforce.SpacetripsandstayinginspacehotelswillA.becompletelydifferentfromthoseoftodayC.allbedifferentfromoneanotherWhatdoesthesecondparagraphimply?A.Skilledworkerswillfacegreatchallenges.C.Technologywilltotallyreplaceworkforce.SpacetripsandstayinginspacehotelswillA.becomeaveiycommonwaytospendholidaysC.attractalotofpeopleE-paperwillreplacetraditionalpaperbecause.itwillbeasymboloffashionbeverysimilartoourhomesD.bemovableasyouwantB.Thefuturewillwitnessjobchanges.D.Anunimaginablelifewillcomeintobeing.B.bethebestholidayoptionsforfamiliesD.bestillonlyforveryrichpeopleB.itwon'twastenaturalresource【語篇解讀】這是一篇說明文。文章主要描述了人類未來的生活狀況。I.C【解析】細(xì)節(jié)理解題。由第一段第三句"Notwohomeswillbethesame."（沒有兩個家是一樣的），可知未來的家將各不相同。應(yīng)選C項。B【解析】推理判斷題。由第二段首句uManyjobsthatwedotodaywilldisappear,otherswillstillexistbutwillchangeandnewjobswillbecreated."（我們今天所做的許多工作將消失，其他工作仍將存在，但將發(fā)生變化，新的就業(yè)機會將被創(chuàng)造。），可知未來將見證工作的變化。應(yīng)選B項。D【解析】細(xì)節(jié)理解題。由第三段首句中的"Spaceholidayswilldevelopinthefuture,buttheseholidayswon'tbeforeveryonebecausetheywon'tbecheap."（太空度假在未來會開展，但這些假期不會適合所有人，因為它們不會廉價。），可推斷出太空旅行只適用于富人。應(yīng)選D項。B【解析】細(xì)節(jié)理解題。由第四段第三句"Thiswilldevelopinorderlosavenaturalresources."（這是為了節(jié)約自然資源而開展的。），可知這樣可以節(jié)約自然資源。應(yīng)選B項。五、七選五Mobilephonesareoneofthemostusefulinventionsofthelast50years,butnoteverythingthatissaidaboutthemisgood.Mobilesarefrequentlyblamedforanumberofthings,fromthumbinjuriesandheadachestohousefires.]Thetheoiyisthatthebeesnavigation（導(dǎo)航）systemsaredamagedbytheradiationthatisgivenoffbymobilephones.Beeshaveabuilt-insystemabitlikeGPSandthishelpsthemfindtheirwaybacktotheirhive.Butrecently,thousandsofbeeshavefailedtofindtheirwayhome.2TheproblemwasfirstnoticedbybeekeepersinAmericaandisalotmorecomplicatedthanitatfirstseems.Theimportantthingaboutbeesisthatmostofthecropsinmanycountriesoftheworldarepollinated（授粉）bythem.3ManybeekeepersinAmericaandEuropehavereportedlosingbetween50and70percentoftheirbees.JimPiper,aLondonbeekeeper,wasrecentlyaskedhowtheproblemwasaffectinghim."Mybusinesshasbeenruinedbythis,“heexplained,44twenty-nineofmyfortyhivesarenowempty.”4However,thefactthatbeesarcdisappearinginverylargenumbersisreal.Andwecan'tmanagewithoutthem.Einsteinsaidthatifallourbeesdisappeared,manwouldonlyliveforfourmoreyears!5Ifthemobilephonetheoiyiscorrect,weneedtodosomethingaboutitimmediately—beforeit'stoolate.Beesarelosingtheirway.Nobodyhasprovedthetheoryistrue.Moreevidenceisprovidedtosupportthetheory.Itisbelievedtheyaredyingfarfromtheirhives.Withoutbees,thecropscan'tcontinuetogrow.Thesituationneedstobeevaluatedbytheworld'sbestscientists.Onetheoryevenblamesmobilephonesforthedisappearanceofbees.【語篇解讀】這是一篇說明文。關(guān)于蜜蜂最重要的一點是，世界上許多國家的大多數(shù)農(nóng)作物都是由它們授粉的。有一種理論認(rèn)為，蜜蜂的導(dǎo)航系統(tǒng)受到手機輻射的破壞。沒有人證明這個理論是正確的，但是蜜蜂正在大量消失的事實是真實的。這種情況需要由世界上最優(yōu)秀的科學(xué)家來評估，然后立即采取行動。I.G【解析】根據(jù)上句：手機經(jīng)常因為許多事情被指責(zé)，從拇指損傷和頭痛到房屋火災(zāi)。選項承接上文，說明一種理論的內(nèi)容。故G選項“有一種理論甚至將蜜蜂的消失歸咎于手機”切題。應(yīng)選G項。.D【解析】根據(jù)上句：最近，成千上萬的蜜蜂沒能找到回家的路。由此推知，人們認(rèn)為他們離蜂巢很遠(yuǎn)，快要死了。故D選項“據(jù)信它們在遠(yuǎn)離蜂巢的地方死去”切題。應(yīng)選D。.E【解析】根據(jù)上句：關(guān)于蜜蜂最重要的一點是，世界上許多國家的大多數(shù)農(nóng)作物都是由它們授粉的。選項承接上文，說明沒有蜜蜂的不良影響。故E選項“沒有蜜蜂，莊稼就不能繼續(xù)生長”切題。應(yīng)選Eo.B【解析】根據(jù)第二段第一句:Thetheoryisthatthebeesnavigation(導(dǎo)航)systemsaredamagedbytheradiationthatisgivenoffbymobilephones.該理論認(rèn)為，蜜蜂的導(dǎo)航系統(tǒng)受到手機輻射的破壞。再根據(jù)下句：然而，事實上，蜜蜂正在大量消失的事實是真實的。可知選項呈上承上啟下，故B選項“沒有人證明這個理論是正確的切題。下句中的however表示轉(zhuǎn)折，起著很大的作用。應(yīng)選B。.F【解析】根據(jù)上句：愛因斯坦說，如果我們所有的蜜蜂都消失了，人類只會再活四年！再根據(jù)空格下句：如果移動理論是正確的，我們需要立即采取行動一一在為時已晚之前。選項承接上下文，說明這種情況需要權(quán)威人上來評估。故F選項“這種情況需要由世界上最優(yōu)秀的科學(xué)家來評估”切題。應(yīng)選F。六、完形填空WiththesuccessfullaunchoftheShenzhou14mannedspacecraft,astronautChenDongonceagaincameintopeople,sview.Butthisisnothis]spacetravel.Asearlyas2016,ChenDongtooktheShenzhou11spacecraftandrealizedhisflyingdream.ChenDongusedtocause2fromtimetotimeasachildandwasoftentoldoffbyhisparents.However,alittlething3him.Oneday,whenplayingwithagroupoffriends,hedestroyedtheheadteacher,s_4thatwerehandedoutby(heschool.Withbutleriliesinhisstomach,ChenDongknew(ha(hewasintrouble.Tohisvery5,insteadofcriticizinghim,theteacher5saidtohim:"Iknowyoudidn'tdoit7,butinthisway,Ihavenovegetablestocat.Nomatterwhatyoud