大学英语四级选词填空及答案.pdf

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1、（一）A.createD.experiencesG.habitatsJ.investmentM.strippedShips are often sunk in order to create underwater reefs（暗礁）perfect for scubadiving（水肺式潜泳）and preserving marine _26_.Turkish authorities have justsunk something a little different than a ship,and it wouldnt normally ever touch water,an Airbus A

2、300.The hollowed-out A300 was _27_ of everything potentially harmfulto the environment and sunk off the Aegean coast today.Not only will the sunken plane_28_ the perfect skeleton for artificial reef growth,but authorities hope this newunderwater attraction will bring tourists to the area.The plane _

3、29_ a total length of 54 meters,where experienced scuba divers will_30_ be able to venture through the cabin and around the planes _31_ AydinMunicipality bought the plane from a private company for just under US$100,000,but they hope to see a return on that _32_ through the tourism industry.Tourismt

4、hroughout Turkey is expected to fall this year as the country has been the _33_ ofseveral deadly terrorist attacks.As far as sunken planes go,this Airbus A300 isthelargest _34_ sunk aircraft ever.Taking a trip underwater and _35_ the inside of a sunken A300 would be quitean adventure,and that is exa

5、ctly what Turkish authorities are hoping this attraction willmake people think.Drawing in adventure seekers and experienced divers,this newartificial Airbus reef will be a scuba divers paradise（天堂）.（二）A.acquiredD.deliberatelyB.adaptationsE.expressedC.brutalF.extendsB.depressedE.exploringH.innovateK.

6、revealingN.territoryC.eventuallyF.exteriorI.intentionallyL.stretchesO.victim大学英语四级选词填空及答案G.habitatsJ.literallyM.speculateH.humbleK.refinedN.structureI.imageL.revolvesO.thriveJust because they cant sing opera or ride a bicycle doesnt mean that animals donthave culture.Theres no better example of this

7、 than killer whales.As one of the most_26_ predators（食肉动物）,killer whales may not fit the _27_ of a culturedcreature.However,these beasts of the sea do display a vast range of highly _28_behaviors that appear to be driving their genetic development.The word culture comes from the Latin colere,which _

8、29_ means tocultivate.In other words,it refers toanything that is _30_ or learnt,rather thaninstinctive or natural.Among human populations,culture not only affects the way welive,but also writes itself into our genes,affecting who we are.For instance,havingspent many generations hunting the fat mari

9、ne mammals of the Arctic,the Eskimos ofGreenland have developed certain genetic _31_ that help them digest and utilize thisfat-rich diet,thereby allowing them to _32_ in their cold climate.Like humans,killer whales have colonized a range of different _33_ across theglobe,occupying every ocean basin

10、on the planet with an empire that _34_ from poleto pole.As such,different populations of killer whales have had to learn differenthunting techniques in order to gain the upper hand over their local prey（猎物）.This,in turn,has a major effect on their diet,leading scientists to _35_ that the ability tol

11、earn population-specific hunting methods could be driving the animals,geneticdevelopment.（三）A.bidD.dominanceG.legislationJ.representB.contrastE.fleetsH.migratedK.restrictiveC.deputyF.knotsI.replaceL.rewardM.significantN.sponsorO.transmittedThe center of American automobile innovation has in the past

12、 decade moved 2,000miles away.It has _26_ from Detroit to Silicon Valley,where self-driving vehiclesare coming to life.In a _27_ to take production back to Detroit,Michigan lawmakers haveintroduced _28_ that could make their state the best place in the country,if not theworld,to develop self-driving

13、 vehicles and put them on the road.Michigans _29_ in auto research and development is under attack from severalstates and countries which desire to _30_ our leadership in transportation.We cantlet that happen,says Senator Mike Kowall,the lead _31_ of four bills recentlyintroduced.If all four bills p

14、ass as written,they would _32_ a substantial update ofMichigans 2013 law that allowed the testing of self-driving vehicles in limitedconditions.Manufacturers would have nearly total freedom to test their self-drivingtechnology on public roads.They would be allowed to send groups of self-driving cars

15、on cross-state road trips,and even set up on-demand _33_ of self-driving cars,likethe one General Motors and Lyft are building.Lawmakers in Michigan clearly want to make the state ready for the commercialapplication of self-driving technology.In _34_,California,home of Silicon Valley,recently propos

16、ed far more _35_ rules that would require human drivers be ready totake the wheel,and ban commercial use of self-driving technology.（四）A.climbedD.determineG.outcomesB.consumeE.effectiveH.passivelyC.decadeF.harmfulI.previouslyJ.resumeM.termK.sufferedN.terminalsL.surfingO.twistingIts our guilty pleasu

17、re:Watching TV is the most common everyday activity,afterwork and sleep,in many parts of the world.Americans view five hours of TV each day,and while we know that spending so much time sitting 36 can lead to obesity(肥胖症)and other diseases,researchers have now quantified just how 37 being a couch pot

18、atocan be.In an analysis of data from eight large 38 published studies,a Harvard-led groupreported in the Journal of the American Medical Association that for every two hoursper day spent channel 39,the risk of developing Type 2 diabetes(糖尿病)rose 20%over 8.5 years,the risk of heart disease increased

19、 15%over a 40,and the odds of dyingprematurely 41 13%during a seven-year follow-up.All of these 42 are linked to a lackof physical exercise.But compared with other sedentary(久坐的)activities,likeknitting,viewing TV may be especially 43 at promoting unhealthy habits.For one,thesheer number of hours we

20、pass watching TV dwarfs the time we spend on anything else.And other studies have found that watching ads for beer and popcorn may make youmore likely to 44 them.Even so,the authors admit that they didnt compare different sedentary activitiesto 45 whether TV watching was linked to a greater risk of

21、diabetes,heart disease orearly death compared with,say,reading.（五）A.announcingD.commitmentG.criticallyJ.enhanceM.properlyB.beneficialE.componentH.developK.entitledN.qualifiedC.challengesF.contestsI.distributingL.potentialO.retainThe U.S.Department of Education is making efforts to ensure that all st

22、udentshave equal access to a quality education.Today it is _36_the launch of the ExcellentEducators for All Initiative.The initiative will help states and school districts supportgreat educators for the students who need them most.“All children are 37 to a high-quality education regardless of their

23、race,zip codeor family income.It is 38 important that we provide teachers and principals the supportthey need to help students reach their full 39,”U.S.Secretary of Education ArneDuncan said.“Despite the excellent work and deep 40 of our nations teachers andprincipals,students in high-poverty,high-m

24、inority schools are unfairly treated acrossour country.We have to do better.Local leaders and educators will 41 their own creativesolutions,but we must work together to 42 our focus on how to better recruit,supportand 43 effective teachers and principals for all students,especially the kids who need

25、them most.”Todays announcement is another important step forward in improving access toquality education,a 44 of President Obamas year of action.Later today,SecretaryDuncan will lead a roundtable discussion with principals and school teachers fromacross the country about the 45 of working in high-need schools and how to adaptpromising practices for supporting great educators in these schools.（一）26-35：GMALC FJOIE（二）26-35：CIKJA BOGFM（三）26-35：HAGDI NJEBK（四）36-45：HFILC AGEBD（五）36-45：AKGLD HJOCE