高中英语Unit5Thepowerofnature单元质量评估新人教版.docx

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1、单元质量评估(五)时间：100分钟　分数：120分第一部分　阅读理解(共两节，满分40分)第一节(共15小题；每小题2分，满分30分)阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。AThoughlargercitiesweremostlyspared，Sunday'stornadoesdamagedsomesmalltownsinthemiddleoftheUS.OneofthehardesthitwasVan，Texas，atownofabout2，600peoplel

2、ocated70milessoutheastofDallas.Windstherereachedupto140milesperhouranddamagedabout30percentofthearea.Weatherexpertssayitwasthestrongesttornadotohitthetowninmorethan70years.EmergencyworkersinVanmovedquicklytohelpthoseaffected，buttwopeoplewerekilledand

3、morethantwodozenwereinjuredbythetornado'swinds.AdriverinthenearbytownofCorsicanawaskilledbyfloodwatersthathadrisenafterthestorm.InLakeCity，Iowa，atornadotoretheroofoffSouthCentralCalhounHighSchool.Onehundredandfiftypeoplehadgatheredinthesafetyofthesch

4、ool'sbasement，andallescapedwithoutmajorharm.Ninepeoplewereinjuredinthe130-mphwindsofatornadothattoucheddowninDelmont，SouthDakota，buttornadoesweren'ttheonlysevereweatherthatstatesawonSunday.ResidentsintheBlackHillsregionwerefacedwithalate-springsnowfa

5、llof10to18inches.ScientistsmeasuretornadoesusingtheEnhancedFujita(EF)Scale.Itcategorizestornadoesbasedontheamountofdamagetheycauseandtheirestimatedwindspeed.EF1tornadoesaretheweakest，whileEF5tornadoesaretheseverest.ThetornadoinVanwascategorizedasanEF

6、3.Althoughtornadoescanhappeninanystate，theyaremostcommoninthecentralUS.Thisiswhythatpartofthecountryisnicknamed(给……起绰号)TornadoAlley.Thoughthispastweekend'sstormsweredamaging，theywerenotabnormalforthistimeofyear.MoretornadoeshittheUSinMaythaninanyothe

7、rmonth，accordingtotheNationalWeatherService(NWS)．“We'vehadatleastonetornadoreportedsomewhereinthenationeverydaysinceMay2，”weatherexpertGregCarbinsaid.“It'sadangeroustimeofyear.”【语篇解读】　本文是说明文。龙卷风席卷了美国中部。1．WhichpartoftheUSwashitbytornadoesonSunday?A．Th

8、ecentralpart.　　B．Theeasternpart.C．Thewesternpart.D．Thesouthernpart.解析：细节理解题。由第一段中的“Sunday'stornadoesdamagedsomesmalltownsinthemiddleoftheUS.”可知，周日美国中部受到了龙卷风的袭击。答案：A2．WhathappenedtopeopleinSouthCentralCalhounHighSchool?A．Theywerekilledbyfloodwaters.B．