21世紀教育網精品試卷·第2頁（共2頁）Unit4SectionB1a-2d語言點精講精練I．語言點精講1.Howareplantsandanimalsconnectedwithus?植物和動物是怎樣與我們相連的？connectv.關聯(lián)；連接connectedadj.連接的；相關的connectionn.聯(lián)系；連接beconnectedwith/to與……相連；與……有關聯(lián)TheGPSonthebusisconnectedwiththetraffic–controlcenter.公交車上的GPS與交通控制中心相連。2.Imagineyougotothesupermarketinyourarea,buttherearealmostnofruits,vegetables,honey,milk,eggs,orchocolate.想象一下，你去你所在地區(qū)的超市，但幾乎沒有水果、蔬菜、蜂蜜、牛奶、雞蛋或巧克力。imaginev.想象；猜想imagine+n./pron.想象……Ican’timaginelifewithouttheInternet.我無法想象沒有網絡的生活。imagine(sb)doingsth想象（某人）做某事Canyouimagineswimmingwithadolphin?你能想象與海豚共游嗎？imagine+從句想象……Imagineyoucan’twalkoruseyourhandseasily.想象一下你不能自如地走也不能自如地使用雙手。imaginationn.想象；想象力3.Infact,withouttheirwork,about80percentoftheplantsintheworldcannotgrow.事實上，沒有他們的工作，世界上大約80%的植物無法生長。percentn.百分之……adj.&adv.每一百中①Seventypercentofteachersinourschoolarewomenteachers.我們學校70%的教師是女教師。②ThirtypercentofthepopulationspeaksEnglishasasecondlanguage.30%的人口將英語作為第二語言來說。4.Inordertostorehoney,theycreatehoneycombs.為了儲存蜂蜜，它們會建造蜂巢。inorderto為了；以便Inordertohelpstudentstomakeprogress,mostteachersarestrictwiththem.為了幫助學生取得進步，大多數(shù)老師對他們要求嚴格。拓展：Iworkedhardinordertogetgoodgrades.=IworkedhardinorderthatIcouldgetgoodgrades.我努力學習以便取得好成績。5.Anotherinterestingthingaboutbeesishowtheycommunicate.蜜蜂的另一個有趣之處是它們怎樣交流。communicatev.交流；溝通communicatewithsb和某人交流communicationn.交流Ithinkthatit’simportanttocommunicatewithparents.我認為和父母溝通是很重要的。Inmyopinion,face–to–facecommunicationismoreeffective.在我看來，面對面交流更有效。6.Beesplayanimportantpartintheecosystemofourplanet.蜜蜂在我們星球的生態(tài)系統(tǒng)中發(fā)揮著重要作用。playapart(insth)參與某事①Everyoneshouldplayapartinsavingtheearth.每一個人都應該盡一份力來拯救地球。②Moreandmorepeoplejoinedhertoplayapartinenvironmentalprotection.越來越多的人加入她的行列，參與環(huán)境保護。Tips:①playapartin+v.-ing/n.②意為“參與”時的同義短語為takepartinplayarole(in)在……中發(fā)揮作用；扮演角色①Frogsplayanimportantroleinourplanetecosystem.青蛙在我們地球生態(tài)系統(tǒng)中扮演著重要角色。②Friendsplayanimportantrole/partinourlives.朋友在我們的生活中起著重要作用。playapartin與playarolein是近義詞組，強調“在……中發(fā)揮作用”時可以互換。7.Thinkaboutwhatyoucandotoprotectoneofthemostamazinganimalsonearth.想想您可以做些什么來保護地球上最神奇的動物之一。protectv.保護；防護protect…from/against…保護……免于……protectionn.保護Thisumbrellawillprotectyourskinfromtheburningsun.這把傘可以保護您的皮膚免受烈日的傷害。Inshort,selfprotectionisimportanttous.簡而言之，自我保護對我們很重要。8.Whatdoyouknowabouttheconnectionbetweenhumansandotherinsects,suchasantsandbutterflies?關于人類和其他諸如螞蟻和蝴蝶之類的昆蟲之間的聯(lián)系，你了解多少？①【名詞】人，與humanbeing意思相同，復數(shù)形式為humans。②【形容詞】人的；人類的，只用于名詞前作定語。氣候變化對我們人類有害。Climatechangeisbadforushumans/humanbeings.人類活動正在改變天氣。Humanactivitiesarechangingtheweather.II．語言點精練一、用括號內所給單詞的適當形式填空People,plants,andanimalsareall______(connect)intheecosystem.Canyou______(imagine)livinginaworldwithoutfreshfruits?Thechildlooked______(disappoint)whenhefoundtheparkwasclosed.Thebee'ssmall______(act)ofcarryingpollenhelpsplantsgrow.Weshouldlearnaboutthe______(important)ofprotectingbees.二、根據(jù)漢語提示完成句子1.每個人都應該為保護瀕危的野生動物出一份力。Everyoneshould________________________________________endangeredwildanimals.2.亞馬遜雨林是超過100萬種動物和植物的家園。TheAmazonRainforest________________________overonemillionkindsofanimalsandplants.3.事實上，這個問題太難回答了。________________,thisquestionistoodifficulttoanswer.4.他的病可能和他不良的飲食習慣有關。Hisillnessmight________________________hisbadeatinghabits.5.廣州是我最喜歡的城市之一。它在中國的南方。Guangzhouisoneof________________________.ItisinthesouthofChina.三、單項選擇1．—Whatareyougoingtodothisweekend?—I’mgoingtothelibrary________findsomeinformationaboutmywork.A．thanksto B．insteadof C．inorderto D．forthisreason2．—Whichis________seasoninyourhometown?—Ithinkit’sspring.Everythingissobeautifulinthespring.A．nice B．nicer C．nicest D．thenicest3．—CanIuseyourcolorpencils?—Sure,feelfree________them.I’mnotusingthemnow.A．use B．touse C．using D．uses4．—Yourparentsalwayssayyouareexcellent.Canyou________theirpraise?—I’lltrymybest.Idon’twanttoletthemdown.A．liveupto B．takecareof C．comeupwith D．fallinlovewith5．—Iheardyourteamlostthebasketballgameyesterday.That’stoobad.—Well,________,wedidn’tlose.Wewon!A．quickly B．brightly C．actually D．certainly四、完形填空。閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項。Peter,Jack,Sam,BobandJohnareonourschoolbasketballteam.Itisoneofthe1popularteamsinourcity.NextSundaythey’regoingtoplayagainstNo.20MiddleSchool2team.Letmeintroducethefiveplayers.Samisthethinnest,butherunsthe3.Peteristhetallest.Hecanjumpthehighest,too.Hecanthrowtheballintothebasket4.Bobisanewplayer,5heisalsoagreatplayer.6thefiveboys,Jackisthebestplayer.Inthelastbasketballmatch,he7twentypointsforhisteam.Johnisthe8.Heis65kg.Herunsslowerthananyotherboy.Buthe9stoppingtheplayersoftheotherteamfromgettingnearthebasket.They’reastrong10.Aretheygoingtowin?Let’swaitandsee!1．A．more B．most C．muchmore D．much2．A．basketball B．volleyball C．baseball D．football3．A．highest B．slowest C．farthest D．fastest4．A．difficultly B．differently C．easily D．quickly5．A．and B．but C．then D．or6．A．Of B．For C．In D．During7．A．lost B．found C．got D．went8．A．thinnest B．heaviest C．tallest D．shortest9．A．isgoodat B．isgoodfor C．enjoys D．dislikes10．A．game B．school C．club D．team五、閱讀單選TheAmazingJourneyofArcticTerns?Arcticternsaresmallbirdswithabigadventure.Everyyear,theytravelfromtheArctictotheAntarcticandback—thisisthelongestmigrationofanyanimalonEarth.Theroundtripcanbeover70,000kilometers!?Whydotheymakesuchalongjourney?Insummer,theArcticisfullofdaylight,andthereareplentyofinsectsforthemtoeat.Theylaytheireggsthere.Whenwintercomes,theArcticgetsdarkandcold,sotheternsflysouthtotheAntarctic,whereitissummerandfoodisstilleasytofind.?Thejourneyisnoteasy.Theymustflyoveroceansanddeserts,facingstrongwindsandhungrypredators.ButArcticternsaresmart.Theyfollowthesunandstarstofindtheirway.Theyalsoflyingroupstostaysafe.?Scientistsareamazedbythesebirds.Theirbodiesarebuiltforlongflights—theyhavestrongwingsandlightbones.Evenyoungternscanmakethejourneywithouttheirparentsguidingthem.Thisamazingabilityhashelpedthemsurviveformillionsofyears.?閱讀理解題?1.Howlongistheround-tripmigrationofArcticterns??A.Over7,000kilometers.?B.Over70,000kilometers.?C.Over700,000kilometers.?D.Over17,000kilometers.?2.Theunderlinedword“predators”inParagraph3means______inChinese.?A.伙伴B.天敵C.同類D.向導?3.WhydoArcticternsflytotheArcticinsummer??A.Toavoidthehotweather.?B.Tofinddarkplacestorest.?C.Tolayeggsandfindfood.?D.Tolearntoflylongdistances.?4.HowdoArcticternsfindtheirwayduringthejourney??A.Byfollowingotherbirds’sounds.?B.Byusingthesunandstars.?C.Byrememberingthemountains.?D.Bysmellingtheoceanwinds.?5.Whatcanweinferfromthepassage??A.Arcticternsarethelargestbirdsintheworld.?B.YoungArcticternsneedtheirparentstoguidethem.?C.Arcticterns’bodiesarewell-suitedforlongflights.?D.ThejourneyfromtheArctictotheAntarcticisgettingshorter.六、七選五。閱讀短文及文后7個選項，選出可以填入空白處的最佳選項，并在答題卡上將該項涂黑，選項中有兩項為多余選項。Saythewordsharktosomeoneonthebeachandyouaresuretogetareaction(反應).Sharkshavebeenthemostdangerouspredator(捕獵者)ofocean.Sharksarefish.6Theycanbefoundinoceansallovertheworld,andtheyhavealsobeenfoundinsomeriversandlakes.Onedifferencebetweenmostotherfishandasharkisthatmostfishhavebones(骨頭)andasharkhascartilage(軟骨).7Anotherdifferenceisthatthesharkisonlyabletoswimforward,whilemostfishcanswimforwardsandbackwards.Fishalsogenerallyhaveslipperyscales(滑溜的魚鱗),whileasharkhasroughscalesthatfeellikesandpaper.8Infact,thereareabout368differenttypes.Thedifferencesincludecolor,habitat,behavior,andsize.Sharksarealsoknownfortheirverysharpteeth.9Buttheyswallowlargechunksoffood.Theyhavefiverowsofteeth.Ifatoothisbroken,anewonegrows.Sharksarecarnivores,meaningthattheyeatmeat.10Infact,chancesofgettingstungbyabeeorgettinghitbylightningaregreater.Evenso,expertssayitisimportanttokeepaneyeoutforsharkswhenswimmingintheocean.A．Buttheydonotnormallyattack(攻擊)people.B．Sharkscancausefearlikenootherfishinthesea.C．Theydonotusetheirteethtochewtheirfood.D．Cartilageistough,butitisnotasstrongasbone.E．Someactalone,whilesomehangoutingroups.F．Theyhavebeenaroundsincethetimeofdinosaurs.G．Therearemanydifferenttypesofsharks.七、閱讀短文，從方框中選擇適當?shù)脑~或短語并用其正確的形式填空（每詞限用一次）。without,honey,imagine,disappointed,forthisreason,inorderto,communicate,playapartwithout,honey,imagine,disappointed,forthisreason,inorderto,communicate,playapartWhatwouldlifebelike1.________bees?It’shardto2.________,butourworldwouldchangealot.Therewouldbefewerfruitsandvegetables,andno3.________tosweetenourfood.Manypeoplewouldfeel4.________whentheycan’tenjoytheirfavoritesnacks.Bees5.________inpollination,helpingplantsgrowandproducefood.6.________,theyarecrucialtoourecosystem.Beesalso7.________witheachotherthroughdancestosharewherefoodis.Theyworkhard8.________keeptheecosystembalanced.Let’salltrytoprotecttheseamazinglittlecreatures.II.語言點精練參考答案及解析一、用括號內所給單詞的適當形式填空【答案】1.connected2.imagine3.disappointed4.action5.importance二、根據(jù)漢語提示完成句子【答案】1.playapart/roleinprotecting2.ishometo3.Infact4.beconnectedwith/to5.myfavoritecities三、單項選擇1．【答案】C【解析】句意：——這個周末你打算做什么？——我要去圖書館找一些關于我工作的信息?？疾榻樵~短語。thanksto多虧了；insteadof而不是；inorderto為了；forthisreason由于這個原因。根據(jù)“I’mgoingtothelibrary…findsomeinformationaboutmywork.”的語境可知，此處表示去圖書館的目的，C項符合。故選C。2．【答案】D【解析】句意：——你家鄉(xiāng)哪個季節(jié)最好？——我想是春天。在春天，一切都是那么美麗?？疾樾稳菰~最高級。nice好，形容詞原級；nicer比較好的，形容詞比較級；nicest最好的，形容詞最高級；thenicest形容詞最高級前加the。季節(jié)通常有四個，屬于三者以上的比較，須用最高級，最高級前用定冠詞the。故選D。3．【答案】B【解析】句意：——我可以用你的彩色鉛筆嗎？——當然，請隨意使用它們。我現(xiàn)在不用它們了。考查非謂語動詞。feelfreetodosth.“隨意做某事”，固定搭配。故選B。4．【答案】A【解析】句意：——你父母總說你很優(yōu)秀。你能不辜負他們的贊譽嗎？——我會盡力。我不想讓他們失望。

考查動詞短語。liveupto不辜負、達到；takecareof照顧、照料；comeupwith想出、提出；fallinlovewith愛上。此處是在詢問能否達到父母的期望?！發(fā)iveupto”表示“不辜負”，與前文“praise”呼應，指不辜負父母的夸獎，符合語境。故選A。5．【答案】C【解析】句意：——我聽說你們隊昨天輸了籃球賽。那太糟糕了?！?，其實我們并沒有輸。我們贏了！考查副詞辨析。quickly迅速地；brightly明亮地；actually實際上；certainly當然。根據(jù)“Well…wedidn’tlose.Wewon!”可知，實際上，“我們”贏了比賽，沒有輸。故選C。四、完形填空【答案】【導語】本文主要介紹了學?；@球隊的五名運動員的個人特點。1．句意：它是我們市最受歡迎的球隊之一。more更多的；most最；muchmore更；much許多。根據(jù)“Itisoneofthe…popularteamsinourcity.”可知，此處固定搭配oneofthe+形容詞最高級+名詞復數(shù)，表示“最……之一”。故選B。2．句意：下周日他們將與第二十中學籃球隊進行比賽。basketball籃球；volleyball排球；baseball棒球；football足球。根據(jù)“NextSundaythey’regoingtoplayagainstNo.20MiddleSchool…team.”及前文“Peter,Jack,Sam,BobandJohnareonourschoolbasketballteam.”可知，此處是指籃球比賽。故選A。3．句意：Sam是最瘦的，但他跑得最快。highest最高的；slowest最慢的；farthest最遠的；fastest最快的。根據(jù)“Samisthethinnest,butherunsthe….”可知，前后為轉折關系，指他雖然很瘦，但是他跑得最快。故選D。4．句意：他能輕松地把球投進籃筐。difficultly困難；differently不同地；easily容易地；quickly迅速地。根據(jù)“Hecanthrowtheballintothebasket….”可知，此處是指他能輕松地把球投進籃筐，用副詞easily修飾動詞。故選C。5．句意：Bob是一個新球員，但他也是一個很棒的球員。and和；but但是；then然后；or或者。根據(jù)“Bobisanewplayer,…h(huán)eisalsoagreatplayer.”可知，表示前后為轉折關系用連詞but。故選B。6．句意：在這五個男孩中，Jack是最好的球員。Of……中；For為了；In在……之內；During在……期間。根據(jù)“…thefiveboys,Jackisthebestplayer.”可知，此處表示在五個男孩中，用介詞of表示。故選A。7．句意：在上次籃球比賽中，他為他的球隊得了20分。lost丟；found找到；got得到；went去。根據(jù)“he…twentypointsforhisteam.”可知，此處為固定短語gotpoints“得分”。故選C。8．句意：John是最重的。thinnest最瘦的；heaviest最重的；tallest最高的；shortest最矮的。根據(jù)“Johnisthe….Heis65kg.”可知，此處是指John是最重的。故選B。9．句意：但他擅長阻止對方球員接近籃筐。isgoodat擅長；isgoodfor適合；enjoys喜歡；dislikes討厭。根據(jù)“Buthe…stoppingtheplayersoftheotherteamfromgettingnearthebasket.”可知，此處前后為轉折關系，是指他雖然跑得慢，但是他擅長阻止對方球員接近籃筐。故選A。10．句意：他們是一個強大的團隊。game游戲；school學校；club俱樂部；team團隊。根據(jù)“They’reastrong….”及前文“Peter,Jack,Sam,BobandJohnareonourschoolbasketballteam.”可知，他們是一個團隊。故選D。五、閱讀單選【答案】1.B?2.B?3.C?4.B?5.C【導語】本文介紹了北極燕鷗令人驚嘆的遷徙之旅，包括遷徙距離、原因、途中的挑戰(zhàn)以及它們具備的適應長途飛行的能力。文章圍繞動物遷徙這一主題，展現(xiàn)了北極燕鷗的生存智慧，符合八年級上冊對自然生物話題的學習要求。第1題：細節(jié)理解題?？疾閷Ρ睒O燕鷗往返遷徙距離這一具體信息的提取，文中第一段明確提