河南省長葛市第一初級中學2025年七下英語期中考試模擬試題滿分120分，時間90分鐘一、完形填空(10分)1、

通讀下面短文，掌握其大意，然后在每小題所給的四個選項中，選出一個最佳答案，并將答題卡對應題目所選的選項涂黑。Mr.Greenisaveryoldman.Every____1____hegoesforawalkinthepark,andhecomesback____2____at12:00forlunchinthemiddleoftheday.Buttodayapolicecarstopsathis____3____at12o’clock.Twopolicemenhelphimgetoffthecar.Oneof____4____saystoMr.Green’sdaughter,“Theoldman____5____findhiswayhomeinthepark.Heasksusto____6____himhome____7____thecar.”Mr.Green’sdaughterthanksthepolicemenandtheyleave.Thenshe____8____herfather,“Dad,yougototheparkeveryday.Buttoday____9____can’tyoufindtheway?”Theoldmansmileslikea____10____andsays,“Icanfindmywayhome.ButIdon’twanttowalkhome,youknow.”1.A.morning B.afternoon C.evening D.noon2.A.family B.apartment C.home D.house3.A.school B.house C.family D.hospital4.A.them B.you C.they D.their5.A.can B.can’t C.don’t D.needn’t6.A.make B.play C.stay D.take7.A.on B.into C.in D.with8.A.tells B.asks C.answers D.says9.A.when B.where C.why D.what10.A.girl B.woman C.man D.child二、閱讀理解（40分）2、Twofishlivedinapond.TheirnameswereSatabuddhi(havingtheunderstandingofahundred)andSahasrabuddhi(havingtheunderstandingofathousand).Thetwoofthemhadafrogforafriend,whosenamewasEkabuddhi(havingtheunderstandingofone).Onedaywhentheywereenjoyingaconversationonthebank,somefishermencamebyjustasthesunwassetting.Theysaidtooneanother,“Thereseemtobealotoffishinthispond,andthewaterisverylow.Letuscomebackheretomorrowmorning!”Thesewordsstruckthethreefriendslikeathunderbolt.Thefrogsaid,“Oh,whatshallwedo?Shouldweflee(逃跑)orstayhere?”Hearingthis,Sahasrabuddhilaughedandsaid.“Don’tbeafraidofwordsalone!Theyprobablywillnotcomeback.Buteveniftheydocomeback,Iwillbeabletoprotectmyselfandyouaswellthroughthepowerofmyunderstanding,forIknowmanypathwaysthroughthewater.Afterhearingthis,Satabuddhisaid,“Yes,whatSahasrabuddhisaysiscorrect,foronerightlysays:Clevermindshavemanypathways.Whyshouldoneabandonthebirthplacesofourforefathersbecauseofemptywords?”Thefrogsaid,“Ihavebutonewit(智慧),anditisadvisingmetoflee.”Aftersayingthis,thefrogwenttoanotherpond.Earlythenextdaythefishermencameandspreadtheirnetsoverthepond.SatabuddhiandSahasrabuddhiwerecaught.ThefrogEkabuddhisaidtohiswife,“Look!Mr.Hundred-Witliesonsomeone’shead.andMr.Thousand-Witishangingfromastring.ButMr.Single-Witisplayinghereintheclearwater.”1.WhowasMr.Hundred-Witinthepassage?A.Satabuddhi. B.Sahasrabuddhi. C.Ekabuddhi. D.Oneofthefishermen.2.Afterhearingthefishermen’swords,________.A.SatabuddhifoundmanypathwaysthroughthewaterB.SahasrabuddhithoughtwhatSatabuddhisaidwaswrongC.EkabuddhiranawayfromthepondD.thetwofishandthefrogdecidedtostaywheretheywere3.Howdidthefrogfeelattheendofthestory?A.Understoodandthankful. B.Luckyandhappy.C.Afraidbuttrusted. D.Surprisedbutgrateful.4.Theunderlinedword“abandon”canbereplacedby________.A.delete B.take C.leave D.forward5.Whatisthebesttitleforthepassage?A.ACatHasNineLives B.KillTwoBirdswithOneStoneC.ABadThingNeverDies D.TooCleverbyHalf3、VisitSwanseaZooComeandseetheIndianelephantsandthenewtigersfromAmerica.Thebearsarewaitingtomeetyou,andthemonkeysfromChinaarewaitingtothrowthingsatyou.ThelovelydogsfromAustraliaarewaitingtolaughatyou,andthegiraffesfromZambiaarewaitingtolookdownonyou.Youcantakephotoswiththeselovelyanimals.TicketsOpeningtimeGrown-ups:$2.009:00a.m.—4:00p.m.Children:Over12;$1.00except(除了)FridayUnder12:Free1.Howmanykindsofanimalsaretalkedaboutinthepassage?A.Four. B.Five. C.Six. D.Seven.2.NowMr.Smithisgoingtovisitthezoowithhistwosons,oneaged14andtheother10;howmucharetheticketsforthehischildren?A.$4.00. B.$2.00. C.$3.00. D.$1.00.3.Whichofthefollowingisthevisitingtime?A.8:30a.m.Monday. B.9:30a.m.Friday.C.3:00p.m.Sunday. D.5:00p.m.Tuesday.4.Fromthepassagewecanguesstheanimal“giraffe”mustbevery________.A.fat B.long C.strong D.tall5.Whichofthefollowingcanwedointhezoo?A.Togivesomefoodtothefish. B.Totouchthemonkeyonthehead.C.Tothrowthingseverywhere. D.Totakeafewnicephotos.4、Thisisahappyfamily.Therearethreemembers(成員)init.Hi!MynameisDaTou.Ihaveabigheadandtwosmallhands.Ihavetwobigeyes.IamwearingayellowT-shirt.Ihavenobrothersorsisters.Myparentslovemeverymuch.Thisismymother.Sheisalittlefat.Sheoftenwearsanapron(圍裙).Sheisgoodatcooking.Sheworksinashopnearourhouse.Mymotherisakindwoman.Thisismyfather.Heisalsomygoodfriend.Hehasasmallheadandtwobighands.Hewearsapairofglasses.Heisareporter(記者),soheknowsalot.Heoftenplaysgameswithme.1.DaTouhas________.A.asmallhead B.twobighands C.agreenT-shirt D.twobigeyes2.WhatisDaTou’sfather’sjob?A.Heisateacher. B.Heisadoctor.C.Heisareporter. D.Heisaworker3.DaTou’smotherisgoodat________.A.reading B.cooking C.writing D.playinggames4.WhichisNOTrightaccordingtothepassage?A.DaTouhasabrotherandasister.B.Hisfatherwearsapairofglasses.C.Hismotherisakindwoman.D.Hismotherworksinashopneartheirhouse.5.What’sthebesttitleofthepassage?A.AGoodReporter B.DaTouandHisFriendsC.AHappyBoy D.AHappyFamily5、10ParkLaneNewportTel:0-1633149987SchoolTripJoinusinaschooltriptoBostononSunday,May14th.We’llspendthemorninginthecitycenter.We’llhavelunchinthepark.Youdon’thavetobringyourlunch.Intheafternoon,we’llgofishingnearOdinsonLake.Andtherewillbeafishingclassandafishingracetoo.Price:20dollarseach.Thebusleavesat8:15.Pleasemeetinfrontoftheschoollibrary15minutesearlier,we’llcomebackat4:5intheafternoonandarriveattheschoolatabout5:5pm.Wemustfollowtheseimportantrules.◆Don’tarrivelateforthemeetingtime.◆Don’tgivefoodtothebirdsonthelake.◆Don’tplaywithwaterorrunnearthelake.◆Don’ttakethefishyougethomewithyou.Putthembackintothelakeaftertheclassandtherace.Ifitisrainythatday,wecangofreemuseumvisitinginstead.Don’tforgettotakeyourumbrellas!1.Thestudentsaregoingto________.A.liveinatown B.gocamping C.visitacitycenter D.walkinaforest2.Studentshavetomeetinfrontoftheschoollibraryat________.A.8:00am B.8:15am C.8:00pm D.8:15pm3.Howmanyimportantrulesarementioned(提及)inthispassage?A.One. B.Two. C.Three. D.Four.4.WhichofthefollowingisRIGHT?A.Studentscanfeedthebirdsonthelake.B.Studentswillhavearunningracenearthelake.C.Ifitrains,studentswillspendthedayinamuseum.D.Studentscanbuythefishtheygetandtakethemhome.5.Thispassageisprobably________.A.apieceofnews B.anotice(通知) C.anadvertisement(廣告) D.astory三、補全對話（10分）6、

根據對話內容，選出恰當地句子補全對話。Shopworker:Goodmorning!WhatcanIdoforyou?Lingling:______1______Shopworker:______2______Lingling:PurpleShopworker:Allright._____3_____Lingling:SmallShopworker:Whataboutthisone?Lingling:_____4_____Shopworker:Certainly.Lingling:Lookattheprice.It’s198yuan.That’stoomuch.Shopworker:Butwaitaminute!There’sasaleontoday._____5_____Lingling:OK.I’lltakeit.A.Whatcolordoesshelike?B.I’dliketobuyaT-shirtformymum.C.Everythingishalfprice.D.Whatsizedoesshetake?E.MayItryiton?四、短文填空（10分）7、

Schoolsinthefuturewillbeverydifferent.Intheclassroom,theblackboardisabigscreen.It____1____likeourmobilephone(手機)screen.Teacherswon’tuse____2____towrite.Theycanwritewithfingers(手指)ontheblackboard.Everystudent____3____acomputeronthedesks.Theydotheirhomeworkonthecomputer,notonthepaper.Sotheydon’t____4____pensorpaper.Teacherscheckthestudents’homeworkonthecomputer,too.Wewon’tusepaperbooksany____5____.Ourbooksareonthecomputer.Theywillbemoreinterestingthannow.Becausethebookswillhavesoundandvideo(視頻).Everybookisjust____6____afilm.Studentswilllike“watchingbooks”,butnot“____7____books”.Inthefutureschools,youcanstudywiththestudentsallovertheworld.TheInternetwillconnectustogether.Youcanmakemany____8____.OntheInternet,youcan____9____aboutyourstudy,yourlessonsandyourlifewiththem.Whenyouaretalkingwiththem,youcanseethemonthecomputer,justliketalkingfacetoface.Youwillknowaboutschoollifein____10____countries.Schoolsinthefutureareveryfun.Everystudentwillliketogotoschool.五、語法填空（10分）8、

Therearedeserts(沙漠)allovertheworld.Mostdesertsareveryhot___1___dry.Butsomepartsofadesertcanbecomeverycolourfulafteritrains.Manyplantsmakeflowersonlywhenitrains.Ifthereiswater,thedesertcanbeahometomanylivingthings.Scientistsaretrying___2___thedesertsintogoodlandagain.Scientistswanttobringwatertothedesertssothatpeoplecanliveandgrowfood.They___3___alotaboutthedesertsnow.Butmoreandmoreplacesontheeartharebecomingdeserts.Itishard___4___scientiststochangethedesertsintime.Scientiststhinkthatpeoplemaketoo___5___deserts.Peoplearedoingbadthingstotheearth.They___6___toomanythingsfromtheearth,buttheyneverpaidforthem.Someplacesontheearthdon’tgetmuchrain.Buttheystilldon’tbecomedeserts.Thisis___7___somegreenplantsaregrowingthere.Smallgreenplantsandgrassareveryimportanttodryplaces.Plantsdon’tlet___8___sunmaketheearthdry.Whentherain___9___,theplantskeepthewater.Withoutplants,theland____10____becomedesertseasily.Howusefultheplantsare!1.A.and B.but C.so D.or2.A.turn B.turned C.turns D.toturn3.A.learns B.willlearn C.arelearning D.learned4.A.of B.for C.with D.off5.A.little B.few C.many D.much6.A.aregetting B.got C.get D.getting7.A.so B.if C.because D.when8.A.a B.an C.the D./9.A.falls B.fell C.falling D.fallen10.A.should B.must C.need D.will六、閱讀表達（10分）9、

請根據短文內容，回答后面的五個問題。Hello!I’mLingling.Maryismygoodfriend.SheisinShanghainow.ShewasborninNanjingonSeptember12th,2001.Shewashappywhenshewasyoung.Shelivedinthecountrysidewithherparents.Theyhadabighouse.Thereweremanybigtreesandmanyflowersintheyard.Therewasapoolinfrontofthetreeswithmanyducksinit.Itwasveryinteresting!Shelikedherbedroom.Thereweremanyinterestingpicturesonthewall.Therewasalittledoginherhouse.Sheoftenplayedwiththelittledog.Shelikedit.Shelooksforwardtogoingthereagain.1.WhenwasMaryborn?___________________________________________________________________2.WheredidMarylivewhenshewasyoung?___________________________________________________________________3.WeretheremanybigtreesandflowersinMary’syard?___________________________________________________________________4.What’sonthewall?___________________________________________________________________5.WhatanimaldidMaryplaywith?___________________________________________________________________七、書面表達（20分）

假設你是一名深圳的七年級學生李華，你的學校將舉行環保周活動，請根據以下要點提示，完成一篇保護樹木的演講稿，號召大家一起行動起來，保護樹木。樹木對人類的重要性1.樹木能幫助清潔空氣，是重要的環保衛士。2.樹木為人們提供水果、木材等，讓人類生活更方便。如何保護樹木？1.停止砍伐樹木。2.不使用一次性筷子、節約用紙等。3（自己補充至少一點）號召大家保護樹木……要求：1.必須包含以上提示內容，可適當發揮；2.條理清楚、行文連貫、標點正確、書面整潔；3.不得出現真實姓名和校名；4.80詞左右。開頭已給出，不計入總詞數。參考詞匯：throwawaychopsticks一次性筷子Dearstudents,IamLiHua.It’smyhonortospeakheretoday.Mytopicisprotectingtrees.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________.

參考答案一、完形填空(10分)1、1.A2.C3.B4.A5.B6.D7.C8.B9.C10.D【解析】【導語】本文講述了格林先生是一位老人。他每天早上去公園散步，中午12點回家吃午飯。今天他讓警察送他回家，只因為他不想走路回家。【1題詳解】句意：每天早上他都去公園散步，中午12點回家吃午飯。morning早上；afternoon下午；evening晚上；noon中午。根據“Every...hegoesforawalkinthepark,andhecomesback...at12:00forlunchinthemiddleoftheday.”可知，格林先生每天早上去散步，故選A。【2題詳解】句意：每天早上他都去公園散步，中午12點回家吃午飯。family家庭；apartment公寓；home家；house房子。根據“Every...hegoesforawalkinthepark,andhecomesback...at12:00forlunchinthemiddleoftheday.”可知，中午12點回家吃午飯。故選C。【3題詳解】句意：但是今天12點一輛警車停在他家門前。school學校；house房子；family家庭；hospital醫院。根據“Buttodayapolicecarstopsathis...at12o’clock.”可知，12點時警車停在他家房子前，故選B。【4題詳解】句意：其中一個對格林先生女兒說：“老人在公園里找不到回家的路。他讓我們開車送他回家。”them他們，賓格；you你，你們；they他們，主格；their他們的。of是介詞，其后加賓格作賓語，故選A。【5題詳解】句意：其中一個對格林先生的女兒說：“老人在公園里找不到回家的路。他讓我們開車送他回家。”can能；can’t不能；don’t不；needn’t不需要。根據“Theoldman...findhiswayhomeinthepark.”可知，老人找不到回家的路，故選B。【6題詳解】句意：其中一個對格林先生的女兒說：“老人在公園里找不到回家的路。他讓我們開車送他回家。”make制作；play玩；stay待；take帶。根據“Heasksusto...himhome...thecar.”可知，格林先生讓警察帶他回家，故選D。【7題詳解】句意：其中一個對格林先生的女兒說：“老人在公園里找不到回家的路。他讓我們開車送他回家。”on在上面；into進入；in在里面；with和。根據“Heasksusto...himhome...thecar.”可知，此處是inthecar短語，意為“在車里”，故選C。【8題詳解】句意：然后她問她的爸爸：“爸爸，你每天都去公園。可是今天你為什么找不到路呢？”tells告訴；asks問；answers回答；says說。根據“Dad,yougototheparkeveryday.Buttoday...can’tyoufindtheway?”可知，是女兒問的話，故選B。【9題詳解】句意：然后她問她的爸爸：“爸爸，你每天都去公園。可是今天你為什么找不到路呢？”when何時；where哪里；why為什么；what什么。根據“Dad,yougototheparkeveryday.Buttoday...can’tyoufindtheway?”可知，女兒問爸爸為什么今天找不到回家的路，故選C。【10題詳解】句意：老人像孩子一樣笑著說：“我能找到回家的路。但是我不想走回家，你知道的。”girl女孩；woman女人；man男人；child孩子。根據“Theoldmansmileslikea...andsays”可知，老人笑得像個孩子，故選D。二、閱讀理解（40分）2、1.A2.C3.B4.C5.D【解析】【分析】本文是寓言，短文講述了兩條魚Satabuddhi和Sahasrabuddhi聰明反被聰明誤的故事。【1題詳解】細節理解題。根據“Satabuddhi(havingtheunderstandingofahundred)”，可知Hundred-Wit先生是Satabuddhi，故選A。【2題詳解】細節理解題。根據“Aftersayingthis,thefrogwenttoanotherpond”，結合前文“Thetwoofthemhadafrogforafriend,whosenamewasEkabuddhi”可知，聽了漁夫的話，青蛙Ekabuddhi從池塘里跑了出來，故選C。【3題詳解】推理判斷題。根據青蛙最后的描述“ButMr.Single-Witisplayinghereintheclearwater”，可知它很幸運也很開心，故選B。【4題詳解】詞句猜測題。根據下文“thebirthplacesofourforefathersbecauseofemptywords”，結合后面青蛙的逃離，可知Satabuddhi不想放棄故土；“leave”符合語境，故選C。【5題詳解】最佳標題題。通讀全文，短文講述了兩條魚Satabuddhi和Sahasrabuddhi聰明反被聰明誤的故事；“TooCleverbyHalf”符合文意，故選D。3、1.C2.D3.C4.D5.D【解析】【導語】本文介紹了斯旺西動物園，包括動物園里的動物、票價及開門時間。【1題詳解】細節理解題。通讀全文可知，文章談論了六種動物，分別是“elephants”大象、“tigers”老虎、“bears”熊、“monkeys”猴子、“dogs”狗和“giraffes”長頸鹿。故選C。【2題詳解】細節理解題。根據“Children:Over12;$1.00”和“Under12:Free”可知，12歲以上的兒童的票價是1美元，12歲以下的兒童免費。所以史密斯先生的14歲和10歲的兒子，共需票價1美元。故選D。【3題詳解】細節理解題。根據開門時間“9:00a.m.—4:00p.m.except(除了)Friday【4題詳解】推理判斷題。根據“thegiraffesfromZambiaarewaitingtolookdownonyou”可知，贊比亞的長頸鹿正等著俯視你。由此可推知，長頸鹿一定很高。故選D。【5題詳解】細節理解題。根據“Youcantakephotoswiththeselovelyanimals.”可知，人們可以和動物園里的動物拍照。故選D。4、1.D2.C3.B4.A5.D【解析】【導語】本文是一篇記敘文，大頭兒子介紹了自己的圍裙媽媽和小頭爸爸，他們是快樂的一家人。【1題詳解】細節理解題。根據原文“MynameisDaTou.Ihaveabigheadandtwosmallhands.Ihavetwobigeyes”可知，大頭兒子有一個大頭和兩只小手，兩只大眼睛。故選D。【2題詳解】細節理解題。根據原文“Heisareporter(記者),soheknowsalot”可知，小頭爸爸是一名記者。故選C。【3題詳解】細節理解題。根據原文“Sheisgoodatcooking”可知，大頭兒子的母親很會烹飪。故選B。【4題詳解】細節理解題。根據原文“Ihavenobrothersorsisters”可知，大頭兒子是獨生子女，沒有兄弟姐妹。故選A。【5題詳解】最佳標題題。通讀全文可知，本文是一篇記敘文，大頭兒子介紹了自己的圍裙媽媽和小頭爸爸，他們是快樂的一家人。故選D。5、1.C2.A3.D4.C5.C【解析】【導語】本文主要介紹了一則學校旅行的相關信息，包括費用、時間、地點和需要遵守的相關規則等。【1題詳解】細節理解題。根據第一段的“We’llspendthemorninginthecitycenter.”可知我們將在市中心度過一個早晨。故選C。【2題詳解】細節理解題。根據第三段的“Thebusleavesat8:15.Pleasemeetinfrontoftheschoollibrary15minutesearlier,”可知巴士于8：15出發。請提前15分鐘在學校圖書館前集合，因此是8點集合。故選A。【3題詳解】細節理解題。通讀文章可知，主要介紹了四條規則。故選D。【4題詳解】細節理解題。根據最后一段的“Ifitisrainythatday,wecangofreemuseumvisitinginstead.”可知如果那天下雨，我們可以去免費參觀博物館。故選C。【5題詳解】推理判斷題。通讀全文可知，主要介紹了一則學校旅行的相關信息，包括費用、時間、地點和需要遵守的相關規則等。結合開頭的“JoinusinaschooltriptoBostononSunday,May14th.”可知加入我們5月14日星期日的波士頓學校之旅。因此是一則廣告。故選C。三、補全對話（10分）6、1.B2.A3.D4.E5.C【解析】【導語】文章是服裝店店員與玲玲的對話，主要關于玲玲購物買衣服的故事。【1題詳解】根據“WhatcanIdoforyou?”可知，此處詢問顧客要買什么東西，選項B“我想給我媽媽買一件T恤衫。”符合語境。故選B。【2題詳解】根據“Purple”紫色”可知，此處詢問是什么顏色，選項A“她喜歡什么顏色？”符合語境。故選A。【3題詳解】根據“Small”可知，此處詢問尺寸，選項D“她穿多大碼？”符合語境。故選D。【4題詳解】根據“Certainly”可知，此處詢問是否可以做某事，選項E“我可以試穿一下嗎？”符合語境。故選E。【5題詳解】根據“There’sasaleontoday.”可知，今天甩賣，價格要便宜，選項C“所有東西都半價。”符合語境。故選C。四、短文填空（10分）7、1.looks2.chalk3.needs##has4.have##need5.more6.like7.reading8.friends9.talk10.other【解析】【分析】文章主要講了未來學校會是怎么樣子。【1題詳解】句意：它看起來像我們的手機屏幕。根據“It…likeourmobilephone(手機)screen.”，可知需要用固定搭配：looklike“看起來像”，所以動詞用look，結合時態是一般現在時，主語是iti，故填looks。【2題詳解】句意：老師不會用粉筆寫字。根據“Theycanwritewithfingers(手指)ontheblackboard.”，可知不會用粉筆寫字，需要用不可數名詞chalk，表示“粉筆”，作“粉筆”講時，一般用作不可數名詞，故填chalk。【3題詳解】句意：每個學生的課桌上都需要一臺電腦。根據“Theydotheirhomeworkonthecomputer,notonthepaper.”，可知應該是每個學生的課桌上都需要一臺電腦，可用“have”或“need”，結合時態是一般現在時，主語是Everystudent，故填needs/has。【4題詳解】句意：所以他們沒有筆和紙。根據“Theydotheirhomeworkonthecomputer,notonthepaper.”，可知他們沒有筆和紙，或者他們不需要筆和紙，have表示“有”，need表示“需要”，結合前面有助動詞don’t，所以用動詞原形，故填have/need。【5題詳解】句意：我們不再使用紙質書了。可知需要用固定搭配not…anymore“不再”，故填more。【6題詳解】句意：每本書就像一部電影。根據“Everybookisjust…afilm.”，可知需要用動詞like，構成belike，表示像，故填like。【7題詳解】句意：學生會喜歡“看書”，而不是“讀書”。結合空缺處，前面有“watchingbooks”可知此處需要一個reading，學生會喜歡觀看書，而不是閱讀書，故填reading。【8題詳解】句意：你可以交到很多朋友。根據上文中“youcanstudywiththestudentsallovertheworld”可知，你可以和世界各地的學生們一起學習，所以可以交到很多朋友，固定搭配：makefriends“交朋友”，故填friends。【9題詳解】句意：在互聯網上，你可以談論你的學習，你的教訓和你的生活。固定搭配：talkabout“談論”，所以用動詞talk，前面有情態動詞can，所以用動詞原形，故填talk。【10題詳解】句意：你將了解其他國家的學校生活。根據“Youwillknowaboutschoollifein…countries.”，可知需要填入一個形容詞，表示其他的，用other，故填other。五、語法填空（10分）8、1.A2.D3.C4.B5.C6.B7.C8.C9.A10.D【解析】【導語】本文介紹了沙漠化現象以及水土保持的重要性。【1題詳解】句意：大多數沙漠都非常炎熱和干燥。and和；but但是；so因此；or或者。根據“hot...dry”及常識可知，大多數沙漠炎熱且干燥，應用and連接，表示并列關系。故選A。【2題詳解】句意：科學家們正努力把沙漠重新變成良田。turn轉動，動詞原形；turned轉動，過去式；turns轉動，動詞的第三人稱單數；toturn轉動，動詞不定式。根據trytodosth.“盡力做某事”可知，應用動詞不定式。故選D。【3題詳解】句意：他們現在正在學習很多關于沙漠的知識。learns學習，動詞的第三人稱單數；willlearn將學習，一般將來時；arelearning正學習，現在進行時；learned學習，過去式。根據“now”可知，應用現在進行時。故選C。【4題詳解】句意：科學家們很難及時改變沙漠。of屬于……的；for對于；with有；off從……離開。根據“Itishard...scientiststochangethedesertsintime.”可知，itis+形容詞+forsb.+todosth.“做某事對某人而言是……的”。故選B。【5題詳解】句意：科學家認為人類制造了太多的沙漠。little少得幾乎沒有，修飾不可數名詞；few很少，修飾可數名詞復數；many許多，修飾可數名詞復數；much很多，修飾不可數名詞。根據“Scientiststhinkthatpeoplemaketoo...deserts.”可知，人們制造了太多的沙漠，toomany“太多”，修飾可數名詞復數。故選C。【6題詳解】句意：他們從地球上得到了太多的東西，但是他們從來