Fromchildhoodtooldage,wealluselanguageasameansofbroadeningourknowledgeofourselvesandtheworldaboutus.Whenhumansfirst1,theywerelikenewbornchildren,unabletousethis2tool.Yetoncelanguagedeveloped,thepossibilitiesforhumankind’sfuture3andculturalgrowthincreased.Manylinguistsbelievethatevolutionis4forourabilitytoproduceanduselanguage.They5thatourhighlyevolvedbrainprovidesus6aninnatelanguageabilitynotfoundinlower7.Proponentsofthisinnatenesstheorysaythatour8forlanguageisinborn,butthatlanguageitselfdevelopsgradually,9afunctionofthegrowthofthebrainduringchildhood.Thereforetherearecritical10timesforlanguagedevelopment.Current11ofinnatenesstheoryaremixed,however,evidencesupportingtheexistenceofsomeinnateabilitiesisundeniable.12,moreandmoreschoolsarediscoveringthatforeignlanguagesarebesttaughtin13grades.Youngchildrenoftencanlearnseverallanguagesbybeing14tothem,whileadultshaveamuchhardertimelearninganotherlanguageoncethe15oftheirfirstlanguagehavebecomefirmlyfixed.16someaspectsoflanguageareundeniablyinnate,languagedoesnotdevelopautomaticallyinavacuum.Childrenwhohavebeen17fromotherhumanbeingsdonotpossesslanguage.Thisdemonstratesthat18withotherhumanbeingsisnecessaryforproperlanguagedevelopment.Somelinguistsbelievethatthisisevenmorebasictohumanlanguage19thananyinnatecapacities.Thesetheoristsviewlanguageasimitative,learnedbehavior.20,childrenlearnlanguagefromtheirparentsbyimitatingthem.Parentsgraduallyshapetheirchild'slanguageskillsbypositivelyreinforcingpreciseimitationsandnegativelyreinforcingimpreciseones.请在18处填上正确答案()
A. exposition
B. comparison
C. contrast
D. interaction
下列财产中,不能用于抵押的是()。
A. 抵押人所有的机器
B. 抵押人依法有权处分的交通运输工具
C. 抵押人依法有权处分的国有的土地使用权
D. 抵押人所有的房屋,但因没有及时归还银行贷款被暂时查封
支队室外活动场一般应设置(),有条件的可修建网球场及其他运动场地。
A. 灯光篮球场
B. 排球场
C. 羽毛球场
D. 足球场
Mostpeoplehavenoideaofthehardworkandworrythatgointothecollectingofthosefascinatingbirdsandanimalsthattheypaytoseeinthezoo.Oneofthequestionsthatisalwaysaskedofmeis1Ibecameananimalcollectorinthefirst2.TheansweristhatIhavealwaysbeeninterestedinanimalsandzoos.Accordingtomyparents,thefirstwordIwasabletosaywithany3wasnottheconventional“mamma”or“daddy”,4theword“zoo”,whichIwould5overandoveragainwithashrill6untilsomeone,ingroupsto7meup,wouldtakemetothezoo.WhenI8alittleolder,welivedinGreeceandIhadagreat9ofpets,rangingfromowlstoseahorses,andIspentallmysparetime10thecountrysideinsearchoffreshspecimensto11tomycollectionofpets.12onIwentforayeartotheCityZoo,asastudent13,togetexperienceofthelargeanimals,suchaslions,bears,bisonandostriches,14werenoteasytokeepathome.WhenIleft,I15hadenoughmoneyofmyowntobeableto16myfirsttripandIhavebeengoing17eversincethen.Thoughacollector'sjobisnotaneasyoneandisfullof18,itiscertainlyajobwhichwillappeal19allthosewholoveanimalsand20.请在3处填上正确答案()
A. clarity
B. emotion
C. sentiment
D. affection