2019年高中英语Unit5Canada-“TheTrueNorth”SectionⅣGrammar-同位语从句课时作业新人教版必修3.doc

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1、2019年高中英语Unit5Canada-“TheTrueNorth”SectionⅣGrammar-同位语从句课时作业新人教版必修3Ⅰ.单句语法填空1．HegotthenewsfromMarythatthemeetinghadbeencalledoff.2．IhavenoideawhyTomgotsomuchmoneyovernight.3．Mybestfriendaskedmethequestionwhetherthatnovelwasworthreading.4．Ihavenoideawherethejournalistcouldhavegothisinforma

2、tionfrom.5．AwarmthoughtsuddenlycametomethatImightusethepocketmoneytobuysomeflowersformymother'sbirthday.6．Thefactthatourcitycanbeebetterineveryfieldisclear.7．Doyoustillrememberyourpromisethatyouwillbuymeabikeonmybirthday?8．Theprofessorshowedevidencethathispaperwasbasedonoriginalresearch.

3、9．Themanagerdidn'tanswerthequestionwhowouldtakehisplace.10．Thefacthasworriedmanyscientiststhattheearthisbeingwarmerandwarmertheseyears.Ⅱ.阅读理解Itmightbeeasytoimaginethatthemorecrowdedabirdflock(群)bees,theslowerthebirdsfly.Butithasbeenproventhatthebiggerabirdflockbees,thefasterthebirdswillf

4、ly.ThediscoverywasmadebyscientistsfromSweden'sLundUniversity.Theytookalookattheflyingspeedofbirdsinanefforttofindwhatinfluencedhowfasttheywouldfly.Mostofthefindingsdidn'tsurprisetheresearchers.Abird'sweightanditswingshape,windspeedanddirection,andthepurposeoftheflightallindeedinfluencedi

5、tsflyingspeed.Butthescientistsfoundthatthesizeoftheflockhadastrongeffectontheflyingspeed,whichhadnotbeenexpected.ThescientistAndersHedenströmexpressedsurpriseatthediscoveryasithasusuallybeenignoredinstudiesonbirds.AndersHedenströmandhispartnerSusanneAkessoncollectedtheirdataonSweden'sÖla

6、ndIsland.Theretheystudiedbirds'physicalcharacteristics(特征),countedflockpopulations,andrecordedtheirspeedsduringflying.Toknowthebirds'speedwhileflying,theyusedatoolthatcanalsogaugeimportantcharacteristicsofwind,includingspeedanddirection.Theywereabletomeasurethespeedofdifferentkindsoflarg

7、eflocks.Theresearchers'resultsshowedthatbiggerflocksflyfasternomatterwhatkindofbirdspeciestheybelongto.Whythat'sthecaseisthenextquestiontheyhopetoanswer.Theresearchersalsosaidthatlargeflocksaremadeupoflargersizedbirds,whichmoveatfasterspeedsthansmallerbirds.Inalargeflock,