首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Dogs were first domesticated from wolves at least 17,000 years ago, but perhaps as early as 150,000 years ago based upon recent
Dogs were first domesticated from wolves at least 17,000 years ago, but perhaps as early as 150,000 years ago based upon recent
admin
2010-04-30
37
问题
Dogs were first domesticated from wolves at least 17,000 years ago, but perhaps as early as 150,000 years ago based upon recent genetic fossil and DNA【B1】______ . In this time, the dog has developed into hundreds of breeds with a great degree of【B2】______ . For example, heights at the shoulder range from just a few inches to roughly three feet, and colors range from white to black, with reds, grays, and browns【B3】______ in tremendous【B4】______ .
Dogs are highly social animals and this【B5】______ in their overall behavioral system【B6】______ for their trainability, playfulness, and ability to fit into human【B7】______ and social situations. This has earned dogs a【B8】______ position in the realm of interspecies relationships.【B9】_____________________ are thought to be reflections of the human idea of love and friendship, leading many dog owners to view their pets as full fledged family members. Dogs seem to view their human companions as members of their pack, and make few, if any, distinctions between their owners and fellow canines.【B10】__________________________ . For dogs that do not have traditional jobs, a wide range of dog sports provide the opportunity to exhibit their natural dog skills. In many countries, the most common and perhaps most important role of dogs is as companions. Dogs have lived with and worked with humans in so many roles that【B11】____________________________ .
【B8】
选项
答案
unique
解析
unique 的意思是“独特的”。
转载请注明原文地址:https://kaotiyun.com/show/BkOK777K
0
大学英语六级
相关试题推荐
A、Becausetheyaren’tsurehowmuchtheyshouldpay.B、Becausethetaxeshavebeenspentwithouttheirknowing.C、Becausetheyd
TheauthorofthisarticlethinksthatthelateEmeryTobinisthemostoutstandingamongthenotablecitizensinKetchikan.Th
A、Becausetheyneedmedicaladvice.B、Becausesomepatientswanttobuytheirpaintings.C、Becausetheyareaskedtogivelectur
Accordingtothepassage,ifadriverfallsasleepinoneofthetestcars,______.TheEU’sattitudetowardstheawakesystem
A、Themanwillarriveatthehotelonlyfourteenminuteslate.B、Themanhasaquartertogettothehotel.C、Themanwillcerta
FoodsThatFightDiseaseWithremarkableconsistency,recentresearchhasfoundthatadiethighinplant-basedfoods—fruits
A、Itisawardedtothebestfilmofthefestival.B、Itwasintroducedin1959.C、Itwasintroducedbyacommercialorganization.
Whensome19thNewYorkerssaid"Harlem",theymeantalmostallofManhattanabove86thStreet.Towardtheendofthecentury,h
A、£5.B、£30.C、£50.D、£55.BHowmuchwillthewomanpayifshewantstotryfortwomonths?本题属于较难的数字题,要经过运算之后才能得山结论。综合男士所说的If
Despiteahugefloodofparticipants,buttheblogosphere【S1】______(博客圈)inChinaisexperiencingasmall"
随机试题
儿童接受社会化教育的起点是()
脑性低钠血症患儿,如果欲提高血钠5mmol/L,需要3%盐水的量为
刑事审判监督程序的审理期限需要延长的,不得超过()月。
下列保温隔热屋面中,哪种隔热效果最好?
()是重大危险源控制的重要内容。
证券交易所交易席位的实质包含了一种交易资格的意义。()
下列各项中,不属于会计政策变更的是()。
下列各项中,影响当期利润表中利润总额的有()。
某企业进口一批材料,货物价款150万元,境外运费和保险费50万元,报关进口后发现其中的10%有严重质量问题并将其退货,出口方为补偿该企业,发送价值20万元(含进口运费、保险费0.5万元)的无代价抵偿物,已知进口关税税率为20%,该企业共应缴纳进口关税(
爱国、敬业、诚信、友善,这一价值追求回答了我们要培育什么样的公民的重大问题,是每一个公民都应当遵守的道德规范,涵盖了()
最新回复
(
0
)