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1、厦门大学网络教育2014-2015学年第一学期《英语2》课程复习题I.ReadingComprehension:Passage1Thebutterflyisaninsect.Butterfliesarenotedfortheirwings,whichareoftencolorfulandbright.Butterflywingsareabitlikebirdwings.Birdwingsaremadeoffeathers,butbutterflywingsaremadeoftinyoverlappingscales.Th
2、ewingsarecoloredinvariouspatterns.Somebutterflywingslookiridescent(changingrainbowcolors,dependingonthelight)becauseofthewaylighthitsthescales.Butterflieshaveaninterestinglifecycle.Theystartaseggs.Whentheyareborn,theyarewhatwecallcaterpillars(毛虫).Thisisthelarvals
3、tageforthecaterpillar.Thecaterpillarsthenmoveintoacocoon(茧),becomingwhatwecallachrysalis(蝶蛹).Thisisthepupal（蛹的）stage.Whentheinsectcomesoutofthecocoon,wecallitabutterfly.Thisistheadultstageforthebutterfly.Theseclearstagesofchangingonthewaytoadulthoodarecalledmetam
4、orphosis.Manyanimalsgothroughmetamorphosis,butthebutterfly’schangesaremoredramaticthanmost.Butterfliescanbefoundalmostallovertheworld.Theremaybeasmanyastwentythousanddifferentspeciesofbutterflies.Butterfliesusuallyeatflowernectar(花蜜).Becauseofthis,theyareimportan
5、ttothelifecycleofmanyflowers.Butterfliesalsoneedminerals,whichtheyusuallygetfromwaterfoundindirtandsand.Theyreachtheiradultstageinthesummer.Somebutterfliesmigrate.TheMonarchbutterfliesmigrateabout3000miles(4800km)everyyear.TheyflybetweenMexicoandCalifornia.1.What
6、kindofanimalisabutterfly?A.Abird.B.Aninsect.C.Aspider.D.Amammal.2.WhichofthefollowingaboutbutterflywingsisTRUE?A.Theyarejustlikebirdwings.B.Theyarethecolorsoftherainbow.C.Theyaremadeofscales.D.Allthewingsarecoveredinthesamepattern.3.Thebutterflylifecycleis______.
7、A.Egg,caterpillar,chrysalis,butterflyB.Egg,insectal,pupal,adultC.Larval,pupal,crystal,adultD.Noneoftheabove.4.Wherecanyoufindbutterflies?A.Thebutterflyhabitatisanywhereitiswarm.B.Youcanfindtheminforestsandtundraregions.C.ButterfliesarerestrictedtotheAmericas.D.Bu
8、tterfliescanbefoundalmostallovertheworld.5.Butterflieseat______.A.dirt,sand,andnectarB.nectarandmineralsC.flowersandotherplantsD.otherinsects第10页，共10页Passage2T
