2023備戰(zhàn)中考英語說明文閱讀專練Ⅰ

2023備戰(zhàn)中考英語說明文閱讀專練I閱讀理解(15小題，每小題2分,共30分)閱讀下面三篇語言材料，然后按文后要求做題。AThere7snothingquitelikefallingsoundasleepafterafulldayofwork.Likepeople,animalsneedtorestafterworkinghard.Someanimalssleepinwater.Othersdigholesundertheground.Someevensleephighintreesorunderleaves.Buttheyallfindawaytorest.Someanimalsintheseasleepinstrangeways.Fishsleepwiththeireyesopen.Theyseemtolookaheadfarintotheseawhiletheyrest.Seaotterssometimessleepinbedsoftheplantsthatgrowinthesea.Thiskeepsthemfrommovingaway.Parrotfishblowsomethingfromtheirmouthswhentheyarereadytosleep.Thenabubble(氣泡)willbeformedaroundthem.Thebubbleprotectsthemfromharmwhiletheysleep.Someanimalssleepundertheground.Chipmunks(花栗鼠)sleepcurledup(蜷縮)inaball.Theirbedsaremadeofleavesandgrass.Inwinter,theysleepfortwoweeksandwakeuptoeatthestoredfood.Thentheygobacktosleepforanothertwoweeksbeforewakingupagain.Somedesertfrogsdigundergroundholesduringthehot,dryseason.Afrogmaystayinitsholeformonths.Highabovetheground,monkeysfindleafyplacesintreeseacheveningbeforetheysleep.Thetalltreeshelptokeepmonkeyssafeduringthenight.Someinsectsevensleepundertheleafthatwillbetheirnextmeal.Abeemayclimbdownintoaflowertorest.Whenitclimbsoutthenextmorning,itisrestedandreadyforwork.根據(jù)材料內(nèi)容選擇最佳答案，并將其標(biāo)號填入題前括號內(nèi)。( )1.Whatanimalsblowbubbleswhentheysleep?A.Seaotters.B.Monkeys. C.Desertfrogs.D.Parrotfish.( )2.Whatdoweknowaboutchipmunksaccordingtothetext?A.Theyrestwiththeireyesopen. B.Theyneversleepcurledupinaball.C.Theywakeupnowandtheninwinter. D.Theydon'teatanyfoodduringthewinter.( )3.Whatdoesthelastparagraphmainlytalkabout?Theforestwheremonkeyssleepsafely.Theanimalsthatsleepabovetheground.Thereasonwhybeesclimbdownintoflowers.Thewaysthatkeepanimalsawayfromdanger.( )4.Whatisthestructureofthepassage?(P—Paragraph)()5.What'sthebesttitleforthetext?A.Whereanimalslive?C.Howanimalssleep?Whyanimalsmove?D.Whatanimalsfeedon?［語篇導(dǎo)讀］本文介紹了不同動物的睡眠方式。［參考答案］1.DCBA5.C［參考答案及解析］（ ）1.Whatanimalsblowbubbleswhentheysleep?A.Seaotters.B.Monkeys. C.Desertfrogs.D.Parrotfish.問題：Whatanimalsblowbubbleswhentheysleep?什么動物睡覺時吹泡泡？細(xì)節(jié)理解題解析：根據(jù)全文第2段Parrotfishblowsomethingfromtheirmouthswhentheyarereadytosleep.Thenabubble（氣泡）willbeformedaroundthem.（鸚嘴魚準(zhǔn)備睡覺時，會用嘴吹東西。然后在它們周圍形成一個氣泡。）可知，Parrotfishblowbubbleswhentheysleep.故選Dfallasleep睡著，入睡 fallsoundasleep熟睡；睡得香afulldayofwork工作一整天 afterafulldayofwork工作一整天后There’snothingquitelikefallingsoundasleepafterafulldayofwork.沒有什么比工作一整天后睡著更香的了。bubblen.泡；氣泡；肥皂泡;（欲表達(dá)的）一點感情；泡沫復(fù)數(shù)bubblesvi.起泡;冒泡;（移動時）發(fā)出冒泡的聲音;洋溢著（某種感情）;強烈感受blowbubbles吹泡泡beformed被形成Thenabubblewillbeformedaroundthem.然后在它們周圍形成一個氣泡。（ ）2.Whatdoweknowaboutchipmunksaccordingtothetext?A.Theyrestwiththeireyesopen. B.Theyneversleepcurledupinaball.Theywakeupnowandtheninwinter. D.Theydon’teatanyfoodduringthewinter.問題：Whatdoweknowaboutchipmunksaccordingtothetext?據(jù)這篇文章所說，我們對花栗鼠了解什么？細(xì)節(jié)理解題解析：根據(jù)全文第3段Inwinter,theysleepfortwoweeksandwakeuptoeatthestoredfood.Thentheygobacktosleepforanothertwoweeksbeforewakingupagain.（在冬天，它們要睡上兩個星期，醒來后就去吃儲存的食物。然后他們再睡兩個星期，然后再醒來。）可知，Inwinter,chipmunksdon’tsleepallthetimebutwakeupnowandthen.（在冬天，花栗鼠不是一直在睡覺，而是偶爾會醒來。）故選Cchipmunkn.花鼠，金花鼠，花栗鼠（棲于北美，屬松鼠科） 復(fù)數(shù)chipmunksWell,youknowwhataCanadianchipmunklookslike?那你知道一只加拿大花栗鼠長什么樣兒的嗎？It’severythingachipmunkneedstogetthroughthewinter.這是花栗鼠過冬所需的一切。nowandthen 時而；不時；偶爾；有時Thegirlcanstudyhardatherlessonsbutsheneedsanudgenowandthen.這個女孩能夠努力學(xué)習(xí)功課，但偶爾需要督促一下。（ ）3.Whatdoesthelastparagraphmainlytalkabout?Theforestwheremonkeyssleepsafely.Theanimalsthatsleepabovetheground.Thereasonwhybeesclimbdownintoflowers.Thewaysthatkeepanimalsawayfromdanger.問題：Whatdoesthelastparagraphmainlytalkabout?最后一段主要談?wù)撌裁矗慷温浯笠忸}解析一：根據(jù)尾段Highabovetheground,monkeysfindleafyplacesintreeseacheveningbeforetheysleep.Thetalltreeshelptokeepmonkeyssafeduringthenight.Someinsectsevensleepundertheleafthatwillbetheirnextmeal.Abeemayclimbdownintoaflowertorest.Whenitclimbsoutthenextmorning,itisrestedandreadyforwork.（大地之上，猴子每天晚上睡覺前都會在樹上找到樹葉繁茂的地方，高大的樹木有助于保護(hù)猴子在夜間的安全。有些昆蟲甚至睡在樹葉下，這將是它們的下一頓飯。蜜蜂可能爬進(jìn)花里休息，第二天早上爬出來的時候，它精力充沛，準(zhǔn)備工作了。）可知,Thelastparagraphmainlytalksabouttheanimalsthatsleepabovetheground.故選B解析二：根據(jù)全文尾段首句Highabovetheground,monkeysfindleafyplacesintreeseacheveningbeforetheysleep….（大地之上，猴子每天晚上睡覺前都會在樹上找到樹葉繁茂的地方，……）可知，Thelastparagraphmainlytalksabouttheanimalsthatsleepabovetheground.故選Bthelastparagraph最后一段 talkabout討論，談?wù)?；考慮（做……）abovetheground地面以上，在地面之上highabovetheground大地之上；離地面很高；高空keepmonkeyssafe保護(hù)猴子安全 duringthenight在夜間keepmonkeyssafeduringthenight保護(hù)猴子在夜間的安全undertheleaf在樹葉下 theleafthatwillbetheirnextmeal將是它們的下一頓飯的葉子undertheleafthatwillbetheirnextmeal在將是它們的下一頓飯的葉子下面climbdownintoaflower爬進(jìn)花里 climbdownintoaflowertorest爬進(jìn)花里休息restedadj.精力充沛的；精神煥發(fā)的 bereadyforwork準(zhǔn)備工作（ ）4.Whatisthestructureofthepassage?（P—Paragraph）問題：Whatisthestructureofthepassage?(P—Paragraph)這篇文章的結(jié)構(gòu)是什么？篇章結(jié)構(gòu)題解析：根據(jù)全文首段的Someanimalssleepinwater.Othersdigholesundertheground.Someevensleephighintreesorunderleaves.Buttheyallfindawaytorest.引出動物有不同的睡眠方式，屬于總述；第二段首句Someanimalsintheseasleepinstrangeways.介紹海里一些動物以奇怪的方式睡覺，第三段首句Someanimalssleepundertheground.介紹有些動物睡在地下，第四段首句Highabovetheground,monkeysfindleafyplacesintreeseacheveningbeforetheysleep.介紹大地之上動物的睡眠，這三段屬于分述。故選Athestructureofthepassage文章的結(jié)構(gòu)( )5.What'sthebesttitleforthetext?A.Whereanimalslive? B.Whyanimalsmove?C.Howanimalssleep? D.Whatanimalsfeedon?問題：What'sthebesttitleforthetext?最好文本的最佳標(biāo)題是什么？主旨大意題解析：根據(jù)全文首段Someanimalssleepinwater.Othersdigholesundertheground.Someevensleephighintreesorunderleaves.Buttheyallfindawaytorest.引出動物有不同的睡眠方式；第二段首句Someanimalsintheseasleepinstrangeways.介紹海里一些動物以奇怪的方式睡覺，第三段首句Someanimalssleepundertheground.介紹有些動物睡在地下，第四段首句Highabovetheground,monkeysfindleafyplacesintreeseacheveningbeforetheysleep.介紹大地之上動物的睡眠?？芍?，Thetextmainlytalksaboutdifferentkindsofanimalssleepindifferentways.故選Cdifferentkindsofanimals不同種類的動物indifferentways用不同的方式 sleepindifferentways用不同的方式睡覺BThousandsofyearsago,Britainwascoveredbythickforests,hometomanyanimalswhichnolongerliveintheUnitedKingdom.Therewerewolvesandbears,manydifferentkindsofdeerandlargewildcows.Therewerelessthanfourmillionpeople.Theylivedinsmallvillagesprotectedbywoodenwallsfromtheanimalsoutside.Allthishaschanged,ofcourse.NowthepopulationoftheUnitedKingdomhasincreasedtosixty-fivemillion.Three-quartersofBritainiscoveredwithfields,townsorcities.Although25percentoflandiscountryside,newmethodsoffarmingmeanthattherearefewerbirdsandsmallanimalslivinginfieldsthaneverbefore.TheUnitedKingdomisoneofthefewcountriesintheworldthatdoesnothavealargewildanimalthateatsmeat.InScotlandthereareonly400wildcats,butthesearemuchsmallerthanwolves.Somepeoplewouldliketochangethings,however!SomeorganizationsandwriterssaythatBritainneedstobecomemorenaturalagain.TheysuggestthattreesandplantsthatgrewintheUKbeforetownsandcitieswerebuiltshouldbeallowedtogrowagain.TheyevensaythatlargewildanimalswhichhavenotlivedintheUKshouldbehelpedtoreturnandlivewild.Theycallthis“rewilding”.Noteveryoneagrees.Inthelasttwentyyears,overonemilliontreeswhichatfirstgrewinScotlandhavebeenplantedandthereareplansformore—butwildanimals?Somepeopleaskifwolveswillattacksheeporevenhumans.Theyarealsoangrythatrewildingmightmeananendtowalkinginthehillswhichsomanypeopleenjoy.SofartherearenowolvesorbearsinBritain’sforests—butsoontheremightbe!根據(jù)材料內(nèi)容選擇最佳答案，并將其標(biāo)號填入題前括號內(nèi)。( )11.WhatwasthepopulationoftheUKthousandsofyearsago?A.About25million. B.Over65million.C.Morethan61million. D.Notmorethanfourmillion(((()12.WhyaretherefewerbirdsandsmallanimalsinfieldsintheUK?A.Becausemoretreeshavebeenplanted.B.Becausetherearemorelargewildanimals.C.Becausepeopleusenewmethodsoffarming.D.Becausepollutionismuchworsethanbefore.)13.Whichparagraphgivesopinionsfrom“rewilding”supporters?Paragraph1.B.Paragraph2.)14.Whataresomepeopleagainst?A.Livingclosertonature.C.Plantingmoreandmoretrees.)15.What’sthebesttitleforthetext?A.MakingBritainwildagainC.AnintroductiontoBritainC.Paragraph3.D.Paragraph4B.Helpinglargewildanimalsreturn.D.Buildingmorevillagesandtowns.AtriptowildBritainD.Protectingtheenvironment［語篇導(dǎo)讀］本文主要講英國的野生動物消失問題，討論是否需要人為幫助野生動物重返英國，列舉了正反兩方的看法。［參考答案］11.D12.C13.C14.B15.A［參考答案及解析］（ ）11.WhatwasthepopulationoftheUKthousandsofyearsago?A.About25million. B.Over65million.C.Morethan61million. D.Notmorethanfourmillion.問題：WhatwasthepopulationoftheUKthousandsofyearsago?幾千年前英國的人口是多少？細(xì)節(jié)理解題解析：根據(jù)全文首段Thousandsofyearsago,Britainwascoveredbythickforests,hometomanyanimalswhichnolongerliveintheUnitedKingdom.……Therewerelessthanfourmillionpeople.（幾千年前，英國被茂密的森林所覆蓋，是許多不再生活在英國的動物的家園?！挥胁坏剿陌偃f人。）可知，ThepopulationoftheUKwaslessthanfourmillionthousandsofyearsago.故選DthepopulationoftheUK英國的人口 thousandsofyearsago幾千年前becoveredby被……覆蓋（，被動結(jié)構(gòu)，強調(diào)動作） thickforests茂密的森林becoveredbythickforests被茂密的森林覆蓋becoveredwith蓋滿……，覆蓋……（系表結(jié)構(gòu)，表示處于某種狀態(tài)）manyanimals許多動物 hometomanyanimals許多動物的家園nolonger不再 liveintheUnitedKingdom生活在英國nolongerliveintheUnitedKingdom不再生活在英國manyanimalswhichnolongerliveintheUnitedKingdom許多不再生活在英國的動物hometomanyanimalswhichnolongerliveintheUnitedKingdom許多不再生活在英國的動物的家園lessthan不到；少于fourmillionpeople四百萬人lessthanfourmillionpeople不到四百萬人notmorethanfourmillion不超過四百萬（ ）12.WhyaretherefewerbirdsandsmallanimalsinfieldsintheUK?Becausemoretreeshavebeenplanted.Becausetherearemorelargewildanimals.Becausepeopleusenewmethodsoffarming.Becausepollutionismuchworsethanbefore.問題：WhyaretherefewerbirdsandsmallanimalsinfieldsintheUK?為什么在英國的田野里有較少的鳥和小動物？細(xì)節(jié)理解題解析：根據(jù)第2段第3句話Although25percentoflandiscountryside,newmethodsoffarmingmeanthattherearefewerbirdsandsmallanimalslivinginfieldsthaneverbefore.（盡管25％的土地是農(nóng)村，但是新的耕作方式意味著生活在田野里的鳥類和小動物比以往任何時候都少。）可知，Becausepeopleusenewmethodsoffarming,therefewerbirdsandsmallanimalsinfieldsintheUK.（因為人們使用新的耕作方式，所以在英國的田野里有較少的鳥和小動物。）故選CinfieldsintheUK在英國的田野里 25percent25％ 25percentofland25％的土地newmethodsoffarming新的耕作方法 thaneverbefore比以往任何時候（ ）13.Whichparagraphgivesopinionsfrom“rewilding”supporters?A.Paragraph1.B.Paragraph2.C.Paragraph3.D.Paragraph4.問題：Whichparagraphgivesopinionsfrom“rewilding”supporters?哪一段給出了“再野生化”支持者的觀點？推理判斷題解析：根據(jù)第3段最后兩句話TheyevensaythatlargewildanimalswhichhavenotlivedintheUKshouldbehelpedtoreturnandlivewild.Theycallthis“rewilding”.(他們甚至說應(yīng)該幫助那些沒有在英國生活過的大型野生動物回歸并生活在野外。他們把這稱為“再野生化”。）可知，Paragraph3givesopinionsfrom“rewilding”supporters.故選C(rewildingn.再野生化)14.Whataresomepeopleagainst?Livingclosertonature.C.Plantingmoreandmoretrees.問題：Whataresomepeopleagainst?“rewilding”supporters“再野生化”支持者Helpinglargewildanimalsreturn.D.Buildingmorevillagesandtowns.一些人反對什么？推理判斷題解析：根據(jù)第4段Theyarealsoangrythatrewildingmightmeananendtowalkinginthehillswhichsomanypeopleenjoy.（他們還很憤怒，認(rèn)為“再野生化”意味著喜愛在山坡散步的人們再也不能這么做了。）可知，Somepeopleagainst“rewilding”.而由第3段可知，“Rewilding”meansthatlargewildanimalswhichhavenotlivedintheUKshouldbehelpedtoreturnandlivewild.（“再野生化”意思是應(yīng)該幫助那些沒有在英國生活過的大型野生動物回歸并生活在野外。）故選Bwalkinthehills在山坡散步 somanypeople如此多的人walkinginthehillswhichsomanypeopleenjoy如此多的人喜愛的山坡散步largewildanimals大型野生動物largewildanimalswhichhavenotlivedintheUK沒有在英國生活過的大型野生動物( )15.What’sthebesttitleforthetext?A.MakingBritainwildagainC.AnintroductiontoBritain問題：What,sthebesttitleforthetext?B.AtriptowildBritainD.Protectingtheenvironment這篇文章最好的標(biāo)題是什么？主旨大意題解析：根據(jù)全文首段前兩句Thousandsofyearsago,Britainwascoveredbythickforests,hometomanyanimalswhichnolongerliveintheUnitedKingdom.Therewerewolvesandbears,manydifferentkindsofdeerandlargewildcows.（幾千年前，英國被茂密的森林所覆蓋，是許多不再生活在英國的動物的家園，有狼和熊、許多不同種類的鹿和大型野牛。）和全文尾段最后一句話SofartherearenowolvesorbearsinBritain’sforests—butsoontheremightbe!（到目前為止，英國的森林里沒有狼或熊——但很快可能會有?。┛芍珺ritainwantstobecomemorenaturalagain.（英國想要重新變得更加自然。）故選Abecoveredby被……覆蓋（，被動結(jié)構(gòu)，強調(diào)動作） thickforests茂密的森林becoveredbythickforests被茂密的森林覆蓋becoveredwith蓋滿……，覆蓋……（系表結(jié)構(gòu)，表示處于某種狀態(tài)）manyanimals許多動物 hometomanyanimals許多動物的家園nolonger不再 liveintheUnitedKingdom生活在英國nolongerliveintheUnitedKingdom不再生活在英國manyanimalswhichnolongerliveintheUnitedKingdom許多不再生活在英國的動物hometomanyanimalswhichnolongerliveintheUnitedKingdom許多不再生活在英國的動物的家園manydifferentkindsofdeer 許多不同種類的鹿.wildcows野牛 largewildcows大型野牛CAlthoughtherearemanyreasonswhyyouareattractivetomosquitoes,newresearchhasfoundthecolorsyou’rewearingsurelyplayarole.ResearchersfromtheUniversityofWashingtonstudiedthebehavioroffemalemosquitoesbyexposing(暴露)themtodifferentthings,likeacoloreddotoraperson'shand.Mosquitoeshaveaverygoodsenseofsmell.Ifyouarefamiliarwithhowmosquitoesfindfood,youwillknowthattheyfirstnoticethatyou’rearoundbysmellingCO2fromyourbreath.Thatpushthemtolookforcertaincolorsandpatternsthatcanbeseentofindoutwhereyouare.WhentherewasnoCO2inthetest,themosquitoeswillnotpayattentiontothecoloreddot,nomatterwhatcoloritwas.ButonceresearchersletoutCO2inthetest,theyflewtowarddotsthatwerered,orangeorblack.Dotsthatweregreen,blueorpurpledidn’tgettheirattention.“Lightcolorsareseenasathreattomosquitoes,whichiswhytheyavoidbitingindirectsunlight.”TimothyBestsays,“Whiledarkercolorsmaybesimilartoshadows,whicharemorehelpfulformosquitoestofindfood.”Ifyouaregoingtoanareawithlotsofmosquitoes,clotheswithlightercolorsarethebestchoice.“Darkcolorsstandouttomosquitoes,”hesays.Thenhowcanwepreventmosquitobites?Apartfromavoidingcolorstheylikewhenyou,regoingtoareaswherethesebugsareknowntohide,thereareotherthingsthatyoucandotolowertheriskofbeingbittenbyamosquito,whichinclude:UsinginsectrepellentWearinglong-sleevedshirtsandpantsGettingridofstandingwateraroundyourhomeoremptyingitemsthatholdwaterlikebirdbaths,toys,andplantersweeklyUsingscreensonyourwindowsanddoorsEachofthesemethodswillhelpyougetridofmosquitoes.And,ifyou’reabletowearsomethingotherthanredordarkcolors,evenbetter.根據(jù)材料內(nèi)容選擇最佳答案，并將其標(biāo)號填入題前括號內(nèi)。( )16.Howdomosquitoesfindfoodatfirst?A.Bysearchingwetplaces. B.Bystayingonwindowsordoors.C.Bylookingfordarkcolors. D.Bysmellingacertainkindofgas.( )17.Whichofthefollowingcolorsdoesnotthemosquitolike?A.Red. B.Black. C.Purple. D.Orange( )18.Whatdoestheunderlinedword“they”refertointhepassage?A.Mosquitoes. B.Researchers. C.readers. D.writers.( )19.Accordingtothepassage,howmanywaysaretheretoavoidmosquitobites?A.Three. B.Four. C.Five. D.Six.( )20.Whatisthethemeofthistext?A.Science.B.Culture. C.Technology. D.Nature.［語篇導(dǎo)讀］本文內(nèi)容一是蚊子怎么找到食物，二是穿哪種顏色的衣服最招蚊子，三是怎樣才能防止蚊子叮咬。［參考答案］ 16.D17.C18.A19.C20.D［參考答案及解析］( )16.Howdomosquitoesfindfoodatfirst?A.Bysearchingwetplaces. B.Bysmellingacertainkindofgas.C.Bystayingonwindowsordoors. D.Bylookingfordarkcolors.問題：Howdomosquitoesfindfoodatfirst?蚊子一開始是怎么找到食物的？細(xì)節(jié)理解題解析：根據(jù)Paragraph2的Mosquitoeshaveaverygoodsenseofsmell.Ifyouarefamiliarwithhowmosquitoesfindfood,youwillknowthattheyfirstnoticethatyou’rearoundbysmellingCO2fromyourbreath.（蚊子有很好的嗅覺。如果你熟悉蚊子是怎么找到食物的，你會知道他們首先注意到你在周圍是通過聞到你呼吸中的CO2。）可知theyfirstnoticethatyou’rearoundbysmellingCO2fromyourbreath（他們首先注意到你在周圍是通過聞到你呼吸中的CO2），即Bysmellingacertainkindofgas.（通過聞到某種氣體。）故選Dfirst首先；第一firstofall用于句首，一般表達(dá)首先要說的這一點是所有要說的里最重要的一點。atfirst用于句首和句末都可以，表示時間上的起初；表示要做的事項中的第一步，但未必是最關(guān)鍵的。asenseofsmell嗅覺 averygoodsenseofsmell很好的嗅覺befamiliarwith熟悉；通曉；精通howmosquitoesfindfood蚊子是怎么找到食物的（賓語從句）noticev.看（或聽）到;注意到;意識到;注意;留意n.注意;理會;察覺;通告;布告;通知;公告牌;警示牌;啟事;預(yù)告;辭職信;評論，短評you'rearound你在周圍 smellCO2fromyourbreathn.聞到你呼吸中的CO2bysmellingCO2fromyourbreath通過聞到你呼吸中的co2acertainkindofgas某種氣體 bysmellingacertainkindofgas通過聞到某種氣體（ ）17.Whichofthefollowingcolorsdoesnotthemosquitolike?A.Red. B.Black. C.Purple. D.Orange問題：Whichofthefollowingcolorsdoesnotthemosquitolike?下面哪一個不是喜歡的？細(xì)節(jié)理解題解析：根據(jù)Paragraph3的ButonceresearchersletoutCO2inthetest,theyflewtowarddotsthatwerered,orangeorblack.Dotsthatweregreen,blueorpurpledidn’tgettheirattention.（但一旦研究人員在測試中釋放出二氧化碳，他們飛向紅色、橙色或黑色的圓點。綠色、藍(lán)色或紫色的圓點沒有引起它們的注意。）可知，Dotsthatweregreen,blueorpurpledidn,tgettheirattention.故選Conceconj.一旦 （就 ），一 （就 ）;當(dāng) 時候adv.一次，一回；（每……）一次，（每……）一回；（每隔……）一次，（每隔……）一回；曾經(jīng)，一度；一旦；一次也，完全；乘以一；（用于否定句、疑問句和if后）曾，根本letout出租（房屋、土地等）;放出，釋放（水、空氣等）;呼（氣）;發(fā)出（聲音）letoutCO2 釋放出CO2 n. flewtoward朝……飛（fly過去式flew）theyflewtowarddots他們飛向圓點dotsthatwerered,orangeorblack紅色、橙色或黑色的圓點theyflewtowarddotsthatwerered,orangeorblack他們飛向紅色、橙色或黑色的圓點dotsthatweregreen,blueorpurple綠色、藍(lán)色或紫色的圓點gettheirattention引起他們的注意Dotsthatweregreen,blueorpurpledidn’tgettheirattention.綠色、藍(lán)色或紫色的圓點沒有引起它們的注意。（ ）18.Whatdoestheunderlinedword“they”refertointhepassage?A.Mosquitoes.B.Researchers. C.readers. D.writers.問題：Whatdoestheunderlinedword“they”refertointhepassage?在這篇文章中劃線的詞“they”指什么？推理判斷題解析：根據(jù)Paragraph5的Ifyouaregoingtoanareawithlotsofmosquitoes,clotheswithlightercolorsarethebestchoice.“Darkcolorsstandouttomosquitoes,”hesays.（如果你要去蚊子多的地方，淺色的衣服是最好的選擇。他說：“深色的衣服對蚊子來說引人注目。"）和Paragraph6的Thenhowcanwepreventmosquitobites?Apartfromavoidingcolorstheylikewhenyou,regoingtoareaswherethesebugsareknowntohide,（那么我們怎樣才能防止蚊子叮咬呢？當(dāng)你前往這些蟲子已知的藏身之處時，除了避免穿蚊子喜歡的顏色，）可知，theunderlinedword“they”referstomosquitoes.故選Aanareawithlotsofmosquitoes