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时间:2018-07-09
《全国2005年硕士研究生入学考试英语真题 考研英语必备》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、长喜英语长喜考研class.beiwen.com长喜祝您考研直通翰林!全国2005年硕士研究生入学考试英语真题考研英语必备SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmark[A],[B],[C]or[D]onANSWERSHEET1(10points)Thehumannoseisanunderratedtool.Humansareoftenthoug
2、httobeinsensitivesmellerscomparedwithanimals,1thisislargelybecause,2animals,westandupright.Thismeansthatournosesare3toperceivingthosesmellswhichfloatthroughtheair,4themajorityofsmellswhichsticktosurfaces.Infact,5,weareextremelysensitivetosmells,6wedo
3、notgenerallyrealizeit.Ournosesarecapableof7humansmellsevenwhentheseare8tofarbelowonepartinonemillion.Strangely,somepeoplefindthattheycansmellonetypeofflowerbutnotanother,9othersaresensitivetothesmellsofbothflowers.Thismaybebecausesomepeopledonothavet
4、hegenesnecessarytogenerate10smellreceptorsinthenose.Thesereceptorsarethecellswhichsensesmellsandsend11tothebrain.However,ithasbeenfoundthatevenpeopleinsensitivetoacertainsmell12cansuddenlybecomesensitivetoitwhen13toitoftenenough.Theexplanationforinse
5、nsitivitytosmellseemstobethatthebrainfindsit14tokeepallsmellreceptorsworkingallthetimebutcan15newreceptorsifnecessary.Thismay16explainwhywearenotusuallysensitivetoourownsmells—wesimplydonotneedtobe.Wearenot17oftheusualsmellofourownhouse,butwe18newsme
6、llswhenwevisitsomeoneelse’s.Thebrainfindsitbesttokeepsmellreceptors19forunfamiliarandemergencysignals20thesmellofsmoke,whichmightindicatethedangeroffire.1.[A]although[B]as[C]but[D]while2.[A]above[B]unlike[C]excluding[D]besides3.[A]limited[B]committed
7、[C]dedicated[D]confined4.[A]catching[B]ignoring[C]missing[D]tracking5.[A]anyway[B]though[C]instead[D]therefore6.[A]evenif[B]ifonly[C]onlyif[D]asif7.[A]distinguishing[B]discovering[C]determining[D]detecting8.[A]diluted[B]dissolved[C]dispersed[D]diffus
8、ed9.[A]when[B]since[C]for[D]whereas10.[A]unusual[B]particular[C]unique[D]typical11.[A]signs[B]stimuli[C]messages[D]impulses12.[A]atfirst[B]atall[C]atlarge[D]attimes13.[A]subjected[B]left[C]drawn[D]exposed14.[A]ineffective[B]incompetent[C]inefficient[
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