高中英语北师大版Unit21HumanBiology 课时作业16

课时作业(十六)Unit21HumanBiologyⅠ.语法填空1．ChongqingisamongthemostimportantcitiesinChinain________(term)ofitssizeandpopulation.答案：terms2．Itwasthefirsttimethathe________(lose)agame，sohefeltverysad.答案：hadlost3．________theonehand，they’dlovetohavekids，but________theotherhand，theydon’twanttogiveuptheirfreedom.答案：On；on4．Don’tcantakeyouhome________allcases.答案：in5．Trainservicesreturned________normalagainafterthestrike.答案：to6．Duetobadmanagement，companyprofits____________________(decline)overthelastthreeyears.答案：havebeendeclining7．Ihavebeen________(fortune)enoughtovisitmanyplacesofinterestoftheworldasalecturer.答案：fortunate8．Therobot________(equip)withacameracandomanythingsformankind.答案：equipped9．Manyofthemturnedadeafeartohisadvice，______________________theyknewittobevaluable.答案：eventhough/evenif10．—Doyoudoubt________we’llseethefilmthisafternoon?—No，Ihavenodoubt________ourmonitorwillgetthetickets.答案：that；thatⅡ.翻译句子1．据报道，近日气温将明显下降。(Itisreportedthat，decline)________________________________________________________________________答案：Itisreportedthatthetemperaturewilldeclinesharplyinoneortwodays.2．在任何情况下我都不相信你的话。(in/undernocircumstances放在句首)________________________________________________________________________答案：In/UndernocircumstanceswillIbelieveyou.3．这是普京(Putin)第三次当选俄罗斯总统。(Itwas...time...)________________________________________________________________________答案：ItwasthethirdtimethatPutinhadbeenelectedRussia’spresident.4．疾病使他失去了一个正常的童年。(rob...of...)________________________________________________________________________答案：Theillnessrobbedhimofanormalchildhood.5．就我们而言，你什么时候走都行。(asfaras...beconcerned)________________________________________________________________________答案：Asfarasweareconcerned，youcangowheneveryouwant.Ⅲ.阅读理解ThepressuretofeedAsia’sgrowingpopulationhasledtodangerouslevelsofoverfishingnearPacificcoastlines.AnexamplecanbefoundinSindangan，afishingtowninthesouthernarea’soncehealthyfishingisindangerbecauseofanincreaseinthenumberoffishingboats.AcrosstheSouthChinaSea，fishcatchesnearshorehavedroppedsincethedrophaspushedfishermentogooffshorewithbiggerboats.BenjaminFrancisco，anofficialwiththeUnitedNationsFoodandAgricultureOrganization，sayssomeofthemethodstheyusetoincreasetheircatchesaremethodsharmtheabilityofsomespeciestofishwatcherinSindangan，JulieBuot，saysmostofthelocalfishermenusenetshavebeenbannedforyearsbecausetheycatchveryyoungfish.Todealwithproblemslikethis，BenjaminFranciscohasbeenthinkingoftheideaoflicensingaimistolimitthenumberofboatsonthewater.Asiahastheworld’slargestfishingfleets(船队)．Theyrepresentnearly3millionoftheworld’s4millionfishingboats.InsomepartsofAsia，thereareincreasedeffortstocontrolfleetsandtobanfishingnearthesemeasuresareFranciscosaysalotofgovernmentsinAsiaarenotinapositiontocopythem.“Theissuesaredeeplyrootedinpoverty(贫穷)，theinabilityoflocalgovernmenttorespondimmediately，andnohelpfromoutside，”BenjaminFranciscosaid.InSindangan，WilfredoOrtegafeedsafamilyof9childrenfromarecentday，hecaughtonlyhalfadollar’sworthoffishbecauseofstrongwinds，andhehadtoreturntoshore.“Inthesemonths，it’squitehard，”hesays，talkingaboutthedifficultyofsavingmoney.“WecanonlysaveduringthemonthsofNovember，December，andcansavebycatchingyoungsardines(沙丁鱼)．”TheyoungsardinesmayfeedMrOrtega’sfamilyforthecatchestodaymeanfewerbigfishtheymeananevenriskierfutureforthosewhodependonfishingwhennootherworkisavailable.语篇解读本文是说明文。文章主要介绍了由于亚洲人口增加带来的过度捕鱼问题。1．Theunderlinedpart“finemeshnets”referstonetsthat________.A．meetthestandardthegovernmenthassetB．haveverysmallspacesinbetweenC．aremadeofstrongmaterialsD．haveattractiveappearance解析：词义猜测题。根据下文的becausetheycatchveryyoungfish可知，finemeshnets指细网。答案：B2．What’sthepurposeoflicensingsystems?A．Toprotectbigfish.B．Tosetyoungfishfree.C．Tocontrolthenumberoffishingboats.D．Tostopfishermenfishingonthewater.解析：细节理解题。根据第五段的Theaimistolimitthenumberofboatsonthewater可知答案。答案：C3．Accordingtothetext，manyAsiangovernments________.A．don’tconsideroverfishingaseriousproblemB．don’tdealwithoverfishingforlackofmoneyC．findithardtobanfishingnearshoreD．learnfromothersuccessfulexamples解析：推理判断题。根据第七段中的ButthesemeasuresareFranciscosaysalotofgovernmentsinAsiaarenotinapositiontocopythem可知答案。答案：B4．WilfredoOrtega’sstoryismentionedinthetexttoshow________.A．thelocalgovernmentdoesn’tcareaboutpoorpeopleB．savingmoneyishardforfishermenC．there’sreasonforoverfishingD．youngsardinesareindanger解析：推理判断题。根据倒数第四段中的Theissuesaredeeplyrootedinpoverty可知，文章讲述WilfredoOrtega的故事是想说明过度捕鱼的一种原因，即贫穷。答案：CMaxMathewshasbeencalledthefatherofcomputercreatedelectronictoolssothatpeoplecouldusecomputersasmusicalhadagreatinfluenceonthedevelopmentofelectronicmusicandhowitiswritten，recordedandplayed.In1957，Mathewswrotethefirstcomputerprogramthatenabledacomputertocreatethattime，hewasworkingasanengineeratBellLaboratoriesinNewcomputerprogramenabledalargeIBMcomputertoplaya17secondspieceofmusicthathehadcomputerwassoslowthatitwouldhavetakenanhourtoplaythepieceofmusicin17thatreason，Mathewsmovedtheworktoatapeplayer，whichcouldbespeduptoplaythemusicatanormallatersaidthatthesoundqualityofthemusicalnoteswasnotgreat，butthetechnicalimportanceofthemusicwashuge.MathewscontinuedcreatingotherversionsoftheMusicbecameinterestedinhowcomputerscouldhelpmusiciansoutsiderecordingGrooveprogramhedevelopedwasthefirstcomputerprogrammadeforliveperformances.HealsodevelopedanelectronicdevicehecalledtheRadiodevicelooksliketwodrumenablestheusertocontrolthespeedandsoundlevelsoforchestralmusicplayingonauserdoesthisbymovingthetwosticksonaspecialelectronicsurface.Mathewsbelievedmodernmusiciansarenotmakingfulluseofthepowerofcomputersaidaviolinalwayssoundslikeawithacomputer，thewayaviolinsoundsissaidhedidn’twantcomputersoundstoreplacelivehesaidhehopedlaptopcomputerswouldonedaybeconsideredseriousinstruments.语篇解读Mathews是计算机音乐制作软件程序的创始人，这位作曲家可以通过数字合成器的指令和功能来操作计算机。5．WhatdoweknowaboutMathews’sfirstpieceofcomputermusic?A．Ittookseveralminutestoplaythismusic.B．Itwaswritteninthemiddleofthe1950s.C．ItmadetheIBMcomputerworksoslowly.D．Ithadthesamegoodqualityasothermusic.解析：细节理解题。从第二段首句可知，他的第一首电脑合成音乐是在20世纪50年代中期做成的，故选B。答案：B6．MathewsmadetheGrooveprograminorderto________.A．improvethesoundqualityofmusicB．createarecordforrecordingstudiosC．improvetheliveperformancesD．developthecomputermusic解析：细节理解题。从第三段末句可知，TheGrooveprogram主要是为现场表演而制作的软件，故选C。答案：C7．FromthetextweknowthattheRadioBatonis________.A．acomputerprogram B．apieceofcomputermusicC．anelectronicdevice D．arecordingstudio解析：细节理解题。从第四段首句可知，theRadioBaton是一款电子设备，故选C。答案：C8．Whatdoestheunderlinedword“this”inParagraph4referto?A．Thenewdevice.B．Controllingspeedandsound.C．Playingonacomputer.D．Movingthetwostickstogether.解析：词义猜测题。从上一句可知，this指的是“controlthespeedandsoundlevelsoforchestralmusic”故选B。答案：B9．Accordingtothetext，Mathewshopedthat________.A．computersoundswouldtaketheplaceoflivemusicB．modernmusicianswouldmakegooduseofcomputermusicC．computerswouldchangethemusicalinstrumentsD．computerswouldbeconsideredseriousinstruments解析：推理判断题。从最后一段的内容尤其最后一句可知，答案选D。答案：DⅣ.短文改错Yesterdayafternoon，IfellillnessallofawasabouttogetupfromthesofawhileIfeltdizzyasifeverythingwerespinningmyheadachedalotisakindoffeelingyouhavewhenyougetgotothehospitalnearby，whereIwasgivenamedicalmyrelief，therewassomethingseriouslywrongwith