1、课时作业(五)Unit 2Section Grammar and usage & Integrated skills.阅读理解ABreathingissomethingyoudoalldaylong, withouteventhinkingaboutit.However, youmightbedoingitwrong.Researchshowsthatthewayyoubreatheaffectstheamountofoxygenyoutakein, aswellashowyouthinkandfeel.Sowhichisit?Doyoubreathethroughyournoseoryour
2、mouth? Somehealthexpertsrecommendpeoplebreatheinthroughtheirnoseandoutthroughtheirmouth.Otherssaythatpeopleshouldjustfocusonbreathingeasily, payingnoattentiontotheirmouthornosepreference.Butmouthbreathinghasalsobeenconnectedwithbadbreath, snoring (打呼噜), highbloodpressureandbadteeth.Nosebreathingmaya
3、ffecthowmemoriesarestabilized (稳定) inourbrains, accordingtoSwedishresearchers.Duringtheirstudy, participantssmelled12differentsmellsandthenwereaskedtobreatheeitherthroughtheirnoseormouthforanhourafterwards.Then, theywerepresentedwiththeoriginalsetofsmellsandanewset.Thosewhosmelledwiththeirnoserememb
4、eredthesmellsbetter.Aresearchteamrecognizedthedifferencesinbrainactivitythatoccurredwhensevenepilepsy (癫痫) patientsbreathedthroughtheirnoseorthroughtheirmouth.Theteamfoundthreeareasofthebrainwhereactivityisconnectedwithbreathing.Theseareasshowedmorechangesinbrainactivityonlywhenvolunteersbreathedthr
5、oughtheirnose.So, shouldmouthbreatherschangetheirbreathinghabits? Ifyourehappywiththewayyoubreatheandifyouarentexperiencinganyhealthproblems, beyourselfandjustkeepyourownway.Butifyouthinkitmightbetimeforachange, focusonbreathingthroughyournoseuntilitbecomesahabit.Itmighthelpyousurviveanemergency.1Wh
6、atdoestheunderlinedword“it”inParagraph2referto?AYourlifestyle.BHowyoubreathe.CHowyouthinkandfeel.DTheoxygenyoutakein.2WhatdidSwedishresearchersfind?ANosebreathingmayimprovememory.BMouthbreathingcauseshealthproblems.CNosebreathersarenotsensitivetosmells.DMouthbreathershaveagoodsenseoftaste.3Whatisthe
7、effectofnosebreathingaccordingtotheresearchinParagraph4?AIthelpsonetostayhealthy.BItcuresbadbreathandsnoring.CItmakesonesbrainmoreactive.DItimprovesonessenseofsmell.4Whatdoestheauthorthinkofnosebreathing?AItshardtogetusedto.BItssuitableforeverybody.CItswhatpeoplehavetodo.DItswhatpeoplecanbenefitfrom
8、.BWith830studentsagedbetween8and12, LochaberHighSchool, inFortWilliam, isoneofthelargestsecondaryschoolsintheHighlands.Itcoversahugeareaandmanyofthestudentscomefromsmallcommunitiesandtravelupto40kmtogettoschooleveryday.Inthepast, theschoolcoveredamuchlargerareaandmanystudentshadtostayinoneoftheschoo
9、ldormitories, orifoldertolivewithlocalfamilies, butotherhighschoolshaveopenedintheWestHighlands, sothecatchmentarea (招生区域) forLochaber, thoughstillverylarge, isnotaslargeasitusedtobe.Studentstraveltoschoolbycar, bybus, orbyspecialminibuseveryday, andsomegoonfootorbybike.MoststudentsjustliveinFortWil
10、liam, orinoneofthesurroundingvillages.Attheendoftheirhighschoollife, andaftergettinghigheroradvancedhighergradeexamresults, moststudentsdecidetomoveontofurthertheireducation.Somestudentscanremain, takingspecialisedcoursesattheWestHighlandCollege, butmanyleavetheirhomesinLochaberandgosouthoreasttooth
11、ercities.Manyyoungpeopleinthisareafeelthattherearenotenoughopportunitieshere.Goingtoacitycertainlymeansnewfriends, awholenewlifestyle, andamoreexcitingnightlife.EventhoughFortWilliamis, inaway, smallandfarawayfromcities, asfarasIamconcerned, itisagreatplacetolive.Thereisarealcommunityatmosphere (氛围)
12、 here, andmanypeopleknow, orarerelatedto, manyotherpeople.ThereisalwayssomethingtodoortoseeinFortWilliamandthereisnoexcuseforbeingbored! Butthereisonethingthatiscertainforeveryone, thatis, Highlandhospitality.Itisstillveryreal, veryalive! Peoplelookforwardtoseeingyou!5WhatdomoststudentsofLochaberHig
13、hSchooldoaftergraduating?AGoabroad.BEntercolleges.CGotowork.DStayatLochaber.6WhydomanyyoungpeopleofLochaberleavetheirhometown?ATomeettheiroldfriends.BToliveamorepeacefullife.CTofindmoreopportunities.DToescapefromreality.7Whatisthelastparagraphmainlyabout?ATheboringlifeinFortWilliam.BThecommunitiesof
14、FortWilliam.CThenicelivingatmosphereofFortWilliam.DSomethingtodoortoseeinFortWilliam.8Whichofthefollowingbestexplains“hospitality”underlinedinParagraph3?AThequalityofbeinghonest.BFriendlybehaviortowardsguests.CTrustbasedonmuchexperience.DUnfairandoftenpainfulfeeling.七选五Ifyoudesiretomeetnewfriends, h
15、avefunandgetintoshape, basketballisthebestsportforyouregardlessofwhetheryouareaprofessionaloranamateur._1_Herearesomeofthebenefitsyoucanacquirefromplayingbasketball.Improveyourfitnesslevels.Playingbasketballwilldefinitelyimproveyourfitnesslevels.Basketballisanamazingcardiovascular (心血管的) exercise, w
16、hichisbeneficialtopeoplewithheartproblems._2_Encourageteamwork.Basketballrequiresteamworktoachieveacommonobjective._3_Thissportisgreatforkids, asitshowsthemhowtoworktogetherinharmonytoreachthegoal.Learninghowtorelatewithotherswillimproveyourchildsconfidenceaswellasselfesteem._4_Makingashotorwinningc
17、anreallyimproveyourchildsselfesteem, whichisavitalaspectduringchildhood.Childrenwithconfidenceareabletoovercomechallengesbetter, accordingtorecentstudies.Developsocialskills.Itbringsindividualstogetherandhelpscreatefriendshipandbonds.Thisprovidesagreatopportunityforchildrenwhoareshy, asithelpsthemin
18、teractwithnewfriends._5_Althoughtherearenodrawbacksassociatedtoplayingbasketball, itisnecessarythatyouperformotherexercisestoimproveyourspeedandpower.ABuildupyourmuscles.BImproveconfidenceandselfesteem.CTheplayershavetoworkasateamtoguaranteeawin.DSocialskillswillhelpyourchildfunctionbetterinlife.EBa
19、sketballispopularworldwideduetoavarietyofreasons.FGenerallyspeaking, basketballisoneofthesafestsportsintheworld.GMoreover, itaidsinoxygencirculationandblooddistributionthroughoutthebody.课时作业(五).阅读理解A【语篇解读】本文是一篇说明文。瑞典研究人员的最新研究发现，通过鼻子呼吸有助于记忆的储存和巩固。1答案与解析：B推理判断题。根据第一段第三句“Researchshowsthatthewayyoubreat
20、heaffectstheamountofoxygenyoutakein, aswellashowyouthinkandfeel.”可知，研究表明，你的呼吸方式会影响你吸入的氧气量，以及你的思维和感觉。画线单词后又提问你是用鼻子呼吸还是用嘴呼吸。故此处it应该指的是前后句都提到的呼吸方式。故选B。2答案与解析：A细节理解题。根据第三段第一句“Nosebreathingmayaffecthowmemoriesarestabilized (稳定) inourbrains, accordingtoSwedishresearchers.”可知，瑞典研究人员称，用鼻子呼吸可能会影响记忆在大脑中的稳定性。再
21、根据后面的研究结果可知，用鼻子呼吸可以提高记忆力。故选A。3答案与解析：C细节理解题。根据第四段最后两句“Theteamfoundthreeareasofthebrainwhereactivityisconnectedwithbreathing.Theseareasshowedmorechangesinbrainactivityonlywhenvolunteersbreathedthroughtheirnose.”可知，研究小组发现大脑中有三个区域的活动与呼吸有关。只有当志愿者通过鼻子呼吸时，这些区域的大脑活动才会发生更多变化。据此可知，用鼻子呼吸使人的大脑更加活跃。故选C。4答案与解析：D推
22、理判断题。根据文章最后两句“Butifyouthinkitmightbetimeforachange, focusonbreathingthroughyournoseuntilitbecomesahabit.Itmighthelpyousurviveanemergency.”可知，如果你觉得是时候改变一下了，那就专注用鼻子呼吸，直到它成为一种习惯。它可能会帮助你在紧急情况幸存下来。据此可以推断，在作者看来，用鼻子呼吸让人受益。故选D。A项错因：无中生有；B、C项错因：与最后一段中“Ifyourehappywiththewayyoubreatheandifyouarentexperiencing
23、anyhealthproblems, beyourselfandjustkeepyourownway.”这句话相矛盾。B【语篇解读】本文是一篇说明文。文章主要介绍了威廉堡一所中学的情况及学生毕业之后的去向，最后提及威廉堡和谐的社区氛围。5答案与解析：B细节理解题。根据第二段第一句“Attheendoftheirhighschoollife, andaftergettinghigheroradvancedhighergradeexamresults, moststudentsdecidetomoveontofurthertheireducation.”可知，在高中生活结束，并取得高级或最高级的考
24、试成绩之后，大部分学生决定继续接受教育。据此可知，Lochaber高中的大多数学生毕业之后进入大学。6答案与解析：C细节理解题。根据第二段倒数第二句“Manyyoungpeopleinthisareafeelthattherearenotenoughopportunitieshere.”可知，这个地方的许多年轻人觉得这里没有足够多的机会。据此可知，许多年轻人离开这里去寻找更多的机会。7答案与解析：C主旨大意题。根据文章最后一段内容可知，作者重点陈述了威廉堡美好的生活氛围。8答案与解析：B词义猜测题。根据文章尾句“Peoplelookforwardtoseeingyou！”可知，威廉堡人非常热情
25、好客，从而推断出hospitality意为“殷勤；好客”。.七选五【语篇解读】本文是一篇说明文，介绍了打篮球的好处。1答案与解析：E上句介绍如果想认识新朋友，玩得开心，锻炼身体，篮球是最合适的运动。E项(由于各种原因，篮球运动在世界各地受到欢迎)与上句承接，说明了打篮球的普遍性，故选E。2答案与解析：G本部分介绍打篮球能提高健康水平，上句介绍打篮球是很好的心血管运动，对有心脏问题的人们有好处。G项(此外，它有助于氧气循环和全身血液输送)说明了打篮球对健康的益处，故选G。3答案与解析：C本部分介绍打篮球能培养团队合作精神，C项(队员们必须通过团队合作来赢得胜利)是介绍合作的重要性，符合本段内容，故选C。4答案与解析：B根据本部分中的“improveyourchildsselfesteem”和“Childrenwithconfidence”可知，本段主题是关于打篮球对培养孩子自尊心和自信心的好处，B项(增强自信和自尊心)概括了这两项内容，适合作为本段标题，故选B。5答案与解析：D本部分介绍打篮球能提高社交技能，D项(社交技能将帮助你的孩子更好地生活)是介绍社交技能的重要性。D项中的Socialskills与本段标题一致，故选D。