黑龙江省佳木斯一中2014-2015学年高二英语上学期开学摸底考试试题(含答案).docx

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佳一中高二学年开学初摸底考试

英语试题

第一部分：阅读理解（共两节，满分50分）

第一节：（共20小题，每小题2分，满分40分）

阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。

A

“Look！HerecomeUFOs！”Ataround8p．m.，July26,2010，acitizencalledLuShanspottedthisspecialphenomenoninLeshan，Sichuan；threeunidentified(未确认的)andbrightobjectsappearedintheskyabove“JadeInternational”building，andthendisappearedalltogetherafter10moreminutes.

ThephenomenoncaughtalotofattentionofsomeexpertsandLeshancitizens.OnAugust3，ProfessorWangSichaofromthePurpleMountainObservatoryoftheChineseAcademyofSciencessaid，theobjectsstillneedtobeidentified.Luckly，LuShantooksomephotosofit.Hedecribed，theobjectsfirstlituptheskyinthewest，butlastedforabout10minutes.Thentheymovedslowlyataspeedof1meterperminutetothenorth，andbecamesmallerandsmalleruntiltheydisappeared.“Itwaslikeasunsetbeforetheyfaded，andtheirlightalsobecamesogentleasthesunset.”

SomecitizensdoubtedtheywereUFOs，butLuShanthoughtitwaspossiblecausedbytherefraction(折射)ofthesunlight.However，Lufoundnoscientificprooftosupportthisspecialphenomenonaftercomparingwithhisphotos.

AccordingtoProfessorWangSichao，itcouldbethe“sundog(幻日)”whichisanatmosphericphenomenonthatcreatesbrightspotsoflightinthesky，ofteninabrightringorhalooneithersideofthesun.ButthealsoaddedtheskyaboveLeshancitythatnightdidnotsatisfytheconditionstohave“sundog”．“Sundog”usuallyhappensincoldareas，suchasthenorthandsouthpolesoftheearth.“Sothisphenomenonwasstrange.”saidWangSichao.Wangalsostatedhesonlyabletoconfirmtheidentityoftheobjectsaftercollectingandanalyzingmoreinformationandphotossnapped(快拍)fromdifferentlocationsandthendecideonamorescientificexplanation.

1．Whatisthetextmainlyabout?

A．Whatis“sundog”？B．WangSichaodiscoveredthreesuns.

C．ThreesunsshineinLeshan，Sichuan.D．LuSh