2024-2025学年高中英语课时作业12Unit3Computers含解析新人教版必修2

PAGE课时作业12Ⅰ.单词拼法1．In________(现实),weoftenmeetwithtrouble.2．Hebeganto________(探究)theislandtwoyearsago.3．Weneedto________(简化)thiscomplexproblemtomakeiteasytounderstand.4．Tom________(发信号)tometokeepquiet.5．The________(出现)ofwildgoatsshowsthattheenvironmentisgettingbetter.6．Ifaproblem________(发生),youwillhavetokeepcalm.7．Shehasgood________(性格)andsheiseasytogetalongwith.8．Heisbusy________(解答)thepuzzlesthestudentcameupwith.9．Haveyou________(计算)thesumofthemoneyweneedforthetripyet?10．The________(应用)ofthenewtechnologyincreasedtheproduction.答案1．reality2.explore3.simplify4.signalled5．appearance6.arises7.characters8.solving9．calculated10.applicationⅡ.用所给词的适当形式填空1．Themachine________(connect)toacomputeralready.2．Thiscountry________(stop)fromborrowingmoneyinternationallyforthepast15years.3．Thoughwedon'tknowwhatwasdiscussed,yetweallfeelthetopic________(change)．4．WeallenjoytheseEnglishsongsandthey________(teach)quiteafewtimesontheradio.5．—YourEnglishisverygood.—I'mstillnervous.Afterall,itisonlythesecondtimethatI________(meet)foreignguests.6．Ifthepaper________(finish),pleasehanditin.7．Idon'tbelieveyou'vealreadyfinishedreadingthebook—I________(lend)ittoyouthismorning!8．You'vefailedtodowhatyou________(expect)toandI'mafraidtheteacherwillblameyou.9．EveryyearafloodoffarmersarriveinShenzhenforthemoney­makingjobsthey________(promise)beforeleavingtheirhometowns.10．Withthehelpofhightechnology,moreandmorenewsubstances________(discover)inthepastyears.答案1．hasbeenconnected2.hasbeenstopped3．hasbeenchanged4.havebeentaught5.havemet6．hasbeenfinished7.lent8.wereexpected9．havebeenpromised10.havebeendiscoveredⅢ.句型训练1．Toomanyhouses______________________inthepastthreeyears,sothepricesaresuretofall.(build)在过去的三年中，人们建了太多房子，因此，房价下跌已成必定。2．Ilikethissciencefictionfilmandit__________________threetimesonTV.(broadcast)我喜爱这部科幻电影，它已经在电视上播了三次了。3．Inthelastfewyearsthousandsoffilms___________________allovertheworld.(produce)在过去的几年里，全球有成千上万部电影被制作。4．Since1980,gooduse________ofwindtoproduceelectricity.(make)自从1980年，人们已经能很好地利用风能来发电。5．Thetwocountrieshaveagreedtoholdanothermeetingtodiscussthedispute,butwhenandwhereitwillbeheld_______________yet.(decide)两国已经同意会再次实行会议来商讨这个争端，但何时何地实行还未定下来。答案1．havebeenbuilt2.hasbeenbroadcast3．havebeenproduced4.hasbeenmade5．hasn'tbeendecidedⅠ.七选五Ifyouwanttobehappy,youmusttakeresponsibilityandstopexpectingthingsorpeopletomakeyouhappy.Youarethesourceofyourownhappiness,sostoplookingelsewhere.__1__Hereareafewwaysforyoutofollow：Bethankfultoothers.__2__Itistooeasytotakethosearoundusforgranted.Showthemthesameconsiderationyouwouldlikeshowntoyou.__3__Thisgoesbeyond(超过)politeness;itisaformofgiving.Treateveryoneyoumeetasiftheyhaveabigsignontheirchestsaying“Makemefeelimportant.”Ifyoudothisyouwilldiscoverahiddensourceofjoy.Performactsofkindness.Don'twaittobeasked.__4__Itdoesn'tneedtobeabigthing,holdthedoorforastranger,orsmileatanyoneyoumakeeyecontactwith.Lookforchancestomakeothersfeelgood.Makeadecisiontobehappy.Thisisthemostimportantstepontheroadtoahappylife.__5__Youarethekeytoyourownhappiness,sogoahead,unlockitonceandforall.A．Respectotherpeople.B．Bepolitetootherpeople.C．Insteadoflookingforhappiness,startcreatingit.D．Youcanchangeyourfeelingsbyactingthewayyouwanttofeel.E．Ifyouseeachancetodosomethingniceforsomeoneelse,doit!F．Simplymakeupyourmindtobethehappiestpersonyouknow,andyouwillbe.G．Begratefultothepeopleinyourlife,andpractisesayingthankyouforanypolitenesstheyshowyou.答案本文讲解并描述了你是自己欢乐的源泉，只要下定决心你就能成为最华蜜的人。1．C依据前句“Youarethesourceofyourownhappiness,sostoplookingelsewhere.”可知，你是自己欢乐的源泉，不要再去别处找寻，要起先创建华蜜，而不是去找寻华蜜。lookingfor是信息词，故选C。2．G依据其次段第一句“Bethankfultoothers.”可推知下句的意思是：感谢你生活中的人。信息词grateful和thankful呼应。故选G。3．A依据下文“Treateveryoneyoumeetasiftheyhaveabigsignontheirchestsaying‘Makemefeelimportant.’”可知要敬重他人。故选A。4．E依据段落主题句“Performactsofkindness.”可知，假如你有机会为别人做好事，那么就去做！故选E。5．F依据主题句“Makeadecisiontobehappy.”可知，下决心做一个欢乐的人，这是通往华蜜生活道路上最重要的一步。关键词makeupone'smind和makeadecision呼应，故选F。Ⅱ.读后续写阅读下面短文，依据所给情节进行续写，使之构成一个完整的故事。MysisterstacyandIhadsetoutonawarmspringdaytohiketheTripleFallsTrail.Onthewayup,weclimbedoveratreethatfellacrossthecrumblypath,andwemarkedthisplaceasawaypointforourreturntrip.Oncewepassedthetree,weknewitwouldtakeanhourorsotogetbackdowntothetrailhead.WehikedpaststeepcliffsdensestandsoftreesandlunchedatTripleWeroundedabend,finally,thereitwas—bynowIwashotandreadytogohome.Atthesametime,wecrossedpathswithamanandachild.Isteppedasidetomakeroomforthem,myeyesstillgluedtothetree.SuddenlyIwasslidingdown.Fast,Islidonmyleftsidefor10feetorso,lookingovermyrightshoulder.AsIflailed(挥动)foranythingtohelpslowmyfall,mywaterbottleflewoutthepocketofmybackpack.Irolledontomystomachandstartedclawingatthecliff.Afteranother10feetorso,somehowImanagedtograbontoaverythintreebranchandstoppedmyself.Itlookedlikeitwouldsnap(折断)assoonasIbentit.MyheartwasbeatingmadlybutIdidn'tdaretomoveforfearthatIwouldstartslidingagain.Iglancedupatmysisterandherfacewasallpale.Shewaslookingdownatthesheerdrop­offbelowme,cryingloudly.IswallowedhardasIsawnothingbutsmallbushesonthecliffthatdescendedstraightdownatmywaist.Icouldn'thold_myself_upanylonger.“Someonecomestohelpme！”Iyelledatthetopofmylungs.Iknewthegroundwasfaraway.Mybreathsgrewshallowandshort.Afterabout10minutes,acrowdgatheredonthetrailaboveandIsawamanclimbingdowntowardme.留意：1．所续写短文的词数应为150左右；2．至少运用5个短文中标有下划线的关键词语；3．续写部分分为两段，每段的开头语已为你写好；4．续写完成后，请用下划线标出你所运用的关键词语。Paragraph1：Thenaropemadeofraincoatsandclothesfelldown.___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Paragraph2：Themanfoundarockstickingoutoftheclifftomyside.________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________范文Thenaropemadeofraincoatsandclothesfelldown.Looserocksanddirtonthecliffwerebroughtdowntowardmyface.Oh,themanwasriskinghislifetotrytosaveme.Thecombinationofweaknessandreliefcompelledmetoy