新标准大学英语综合教程2-unittest7答案

《新标准大学英语综合教程2-unittest7答案》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、PartI:VocabularyandStructureSectionA:Choosethebestwaytocompletethesentences.1.Dogssharemanyofthesame_______ashumansandcaneasilyshowemotion.A.attributesB.distributesC.tributesD.reattributes2.Comparedtomypetfrog,thathorseseemedlikea_______animal.A.miniatureB.typicalC.giantD.short3.Itmightbehardto

2、believebutsomeantsare_______ofcarryingmorethantentimestheirbodyweight!A.capableB.capabilityC.ableD.ability4.Overmillionsofyears,animalsonEarth_______andadaptedtomanydifferentenvironments.A.grewB.involvedC.developedD.evolved5.Polarbearsareabletostaywarminsuchcoldplacesbecausetheyhaveathick______

3、_offatbeneaththeirfur.A.layerB.coatC.sheetD.stack6.Manyanimals,likechipmunks,liveundergroundinvastnetworksof_______thattheydig.A.holesB.tunnelsC.openingsD.caves7.Elephantsareoftencalled_______animalsbecauseoftheirsize,beauty,andelegance.A.enormousB.magnificentC.interestingD.compelling8.Scientis

4、tshavebeenstudyingDNAforyearsbutthey'veonly_______afractionoftheinformationitcontains.A.coveredB.recoveredC.discoveredD.uncovered9.CharlesDarwinsuggestedthathumansandapes,suchaschimpanzees,sharedasimilar_______fromacommonancestor.A.descentB.ascentC.descendentD.descendant10.Thereisafamousstoryab

5、outalionthathadathornstuckinits_______.A.handB.pawC.hoofD.flipper11.Whenhewantstogooutside,mydogwill_______barkatthefrontdooruntilsomeoneopensit.A.unreliablyB.previouslyC.distractedlyD.repeatedly12.Penguinsmaylookalittlesillywalkingonland,butthey_______throughwaterbeautifully.A.leapB.glideC.squ

6、irmD.drape13.Whenatigershowsitsteeth,that'san_______thatitisabouttoattack.A.indicateB.indicativeC.indicationD.indicating14.Manyfishswimwithagentleside-to-side_______ofthefinsandtail.A.motionB.motiveC.motorD.motel15.Icouldseeasubtle_______ofsadnessonthefaceofmycatwhenIleftforworkthismorning.A.cl

7、ueB.motionC.hintD.gust16.Parrotshavetheabilityto_______thesoundstheyheararoundthem.A.produceB.reproduceC.pronounceD.mispronounce17.Somespeciesofbirdscanflyformilessimplybyglidingona_______ofwind.A.breezeB.motionC.gustD.hint18.Thes