高中英语北师大版Unit18Beauty 课时作业16

课时作业(十六)Unit18BeautyⅠ.语法填空treatedtheorphan________herownchild.答案：as2．ItisnoteasytolearnEnglishwell，butifyouhang________，youwillsucceedintheend.答案：on3.Sointerestedinthescriptbased________the25,000­liLongMarch，hehasdecidedtoplaytheleadingpart.答案：on4．(全国卷Ⅰ改编)Ihaveseldomseenmymother________pleasedwithmyprogressassheisnow.答案：so5．Wewilldothephysicsexperimentinthelabwhichisin________chargeofMrSmith.答案：the6．Itwasextremelydarkinthepassagesohe________(strike)amatch.答案：struck7.Toqualifyyourselfforthiskindofnewjob，Irecommendthatyou________(take)someonlinecourses.答案：take8．Hislegwasbecame________(evidence)thathisfootballcareerwouldsoonbeover.答案：evident9．As________asyouarehappy，itdoesn’tmatterwhatyoudo.答案：long10．—Didyougodutchafterthatmeal，Imean，withtheotherfourfriends?—No，becauseitwasmy________thatday.答案：treatⅡ.完成句子1．__________________________(稍等一会儿)．I’mnotquiteready.答案：Hangonaminute2．Idon’tknowwhois__________________________(负责这个工程)．答案：inchargeoftheproject3．__________________________(我十分清楚)thathewasnottellingthetruth.答案：Itwasevidenttome4．Irecommend__________________________(乘飞机去)foratoursomewhere.答案：goingbyair5．__________________________(她突然想起)sheleftherkeysonthebus.答案：ItstruckherthatⅢ.完形填空SomethingunexpectedhappenedtomeguessthatIwascousinandIwentoutforlunchinanItalianplannedto__2__herday，forshelostherhusbandafewweeksago.Here’smoreofthe__3__：Mycousinhassomethingwrongwithhereyes，soshecan’Ihavetouseawalkerbecauseofmydifficultyinwe__5__therestaurant，wecameacrossanoldcouplewhowerejustweren’tquiteasoldasweare，__6__theymighthavebeenintheirgentleman__7__thedoorforusandhiswifetherewouldn’tbeanytipcoming，butIstillthankedthemfortheirhelp.Aniceyoungmanshowedustoour__9__—IthinkalloftheArizonapeoplearereadytohelpayoungladyintroducedherselfasour__11__andaddedthatshewasinlookedoverthemenuandpreparedofasudden，theladywe__13__atthedoorappearedatourtable.“Lunchisonme，”shetosay，weofushadeverexperiencedsuchtheyoungwaiterreturnedandhandedusagiftleftusagiftcardworth$125.BeinglongtimecitizensofArizona，wehavegotusedtothekindnessofstrangershere，butthisnice__17__wasoutofthewantthat__18__coupletoknowwewillnever__19__this，andthattheycanbe__20__wewilldowhatwecantohelpotherpeople.语篇解读本文是记叙文。文章主要讲述了在一家餐馆里，一对陌生的夫妇主动为两位年迈的老太太买单的故事。1． B．carefulC．strong D．serious解析：由下文的内容可知，作者受到一对夫妇的帮助，所以她觉得自己是个“幸运的(lucky)”人。答案：A2． B．brightenC．spend D．celebrate解析：作者的表姐夫几周前去世了，所以她约表姐出来吃饭，希望让她的心情好一些，故用brighten。答案：B3． B．problemC．story D．plan解析：由下文的内容可知，这句话引出了具体的“故事(story)”经过。答案：C4． B．thinkC．hear D．see解析：由上一句Mycousinhassomethingwrongwithhereyes可知，作者的表姐“看(see)”不清东西。答案：D5． B．discussedC．entered D．remembered解析：由下文的Aniceyoungmanshowedus...和Thenayoungladyintroducedherself...以及Welookedoverthemenu...可知，作者她们“走进(entered)”餐馆。答案：C6． B．butC．if D．until解析：那对夫妇虽然没有作者她们老，“但是(but)”也可能六十来岁了。答案：B7． B．answeredC．closed D．showed解析：由上文的Aswe________therestaurant，wecameacrossanoldcouplewhowerejustleaving可知，作者姐妹二人进门时，老夫妇正要出门，所以这里应该是老先生顺手为作者她们“扶着(held)”门。答案：A8． B．arguedC．doubted D．joked解析：那对老夫妇也是来就餐的顾客而并非餐馆的服务员，所以对于他们的帮助作者只是“开玩笑说(joked)”没有小费。答案：D9． B．foodC．car D．home解析：由下文的Welookedoverthemenu...可知，一个友善的年轻人把作者她们带到“餐桌(table)”前。答案：A10． B．oldC．sick D．injured解析：来到饭店，作者受到了不少礼遇，再结合上文的Theyweren’tquiteasoldasweare，________theymighthavebeenintheirsixties可知，作者觉得所有的亚利桑那人都乐意帮助“老人(old)”。答案：B11． B．guideC．server D．cook解析：由下文作者二人开始点菜可知，这位年轻的女士是“服务员(server)”。答案：C12． B．leaveC．rest D．order解析：由Welookedoverthemenu可知，作者她们看着菜单准备“点菜(order)”。答案：D13． B．metC．welcomed D．recognized解析：突然，作者她们在门口“遇到(met)”的那位太太出现在她们的餐桌旁。答案：B14． B．satisfiedC．amazed D．disappointed解析：由上一句“Lunchisonme，”shesaid可知，那位太太说午餐她请客，这让作者她们很是“吃惊(amazed)”。答案：C15． B．finalC．formal D．generous解析：作者她们都没有遇到过这样“慷慨的(generous)”帮助。答案：D16． B．ladyC．couple D．cousin解析：门口遇到的那位太太说午餐她请客，于是服务员一会儿送来了一张卡，所以这张卡就是门口那对老“夫妇(couple)”留下的。答案：C17． B．lessonC．report D．gesture解析：作者她们长期生活在亚利桑那州，已经习惯了这里陌生的人们的友善行为，但是这次善意的“表示(gesture)”却不同寻常。答案：D18． B．friendlyC．funny D．interesting答案：B19． B．acceptC．require D．mind答案：A20． B．sorryC．afraid D．grateful解析：作者她们想让那对“友好的(friendly)”夫妇知道，她们永远不会“忘记(forget)”这件事，而且她们想让这对夫妇“相信(sure)”，她们也会尽力去帮助他人。答案：AⅣ.阅读理解WhenEuropeansettlersarrivedinNorthAmerica，theybroughtEuropeandiseaseswith，hugenumbersofNativeAmericansbegandyingfromsmallpox(天花)­hundred­year­olddocumentsrecordthistale，butnowscientistssaythey’vefoundotherevidenceburieddeepinsidehumancells.Inanewstudy，BrendanO’FallonandLarsFehren­SchmitzreportevidencefoundingenesthattheNativeAmericanpopulationdroppedbyhalfafterthearrivalof’FallonstudiesgenesatARUPLaboratoriesinSaltLakeCity，whileFehren­Schmitzisascientistwhostudieshumankind，attheUniversityofGöttingeninGermany.Cellsmakeupeverypartoftheinsidealmosteverycellisalong，coiledmolecule(盘绕颗粒)calledarepartsofDNAthatplayimportantrolesindeterminingone’shelpdetermineaperson’sappearance，suchasskincolorandheight，andalsoplayaroleinmanythingsyoucan’tsee，likethechanceofgettingadisease.Geneschangeovertime，andbyfollowingthesechangesscientistscanlearnaboutaperson’s’FallonandFehren­Schmitzlookedatgenesinthemitochondriaofcells.(Mitochondriaarelikefactoriesthathelpcellsuseenergyfromfood.)ThescientistscomparedDNAfromtheremainsofancientNativeAmericanswithDNAfromlivingpeopledescended(遗传)fromNativeAmericans.Thescientistsstudiedpatternsinthegenesfromthetwogroupsandidentifiedwaysthatthepatternschangedoverstatistics，whichincludesusefulmathematicaltoolsforanalyzinglargeamountsofdata，theresearcherswereabletojudgethesizeoftheNativeAmericanpopulationbeforeandaftertheEuropeans’comparisonshowedthenumberofnativepeoplereducedsharplyafterEuropeansettlerslandedintheNewEarliergeneticstudiesdidn’thaveevidenceoftheNativeAmericandie­involvedinthenewstudysaythatthere’snowmoredatafromancientremains，soresearcherscangetabetterideaofwhathappened.语篇解读基因承载了人类遗传密码，是随时间推移而不断变化的。通过对基因的分析和研究，人们可以解开很多秘密。1．BrendanO’FallonandLarsFehren­Schmitzwork________.A．atthesameuniversity B．inthesamecountryC．fordifferentpurposes D．togetthesameresult解析：细节理解题。根据第二段和第四段的内容，可知两位科学家并不在同一个国家，同一个大学工作，在研究基因时，也不是为了不同的目的，最后得出的是同一个结论，所以D项正确。答案：D2．GeneshelpdeterminemanythingsofapersonEXCEPT________.A．aperson’sappearance