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
A major reason for conflict in the animal world is territory. The male animal establishes an area. The size of the area is suffi
A major reason for conflict in the animal world is territory. The male animal establishes an area. The size of the area is suffi
admin
2012-10-23
43
问题
A major reason for conflict in the animal world is territory. The male animal establishes an area. The size of the area is sufficient to provide food for him, his mate and their offspring. Migrating birds, for example, used up the best territory in the order of"first come, first【C1】______". The late arrivals may acquire【C2】______territories, but less food is available, or they are too close to the【C3】______of the enemies of the species.【C4】______there is really insufficient food or the danger is very great, the animal will not【C5】______. In this way, the members of the species which are less fit will not have offspring. When there is conflict【C6】______territory, animals will commonly use force, or a show of force, to decide which will stay and which will go. It is interesting to note, 【C7】______, that animals seem to use only the minimum amount of force【C8】______to drive away the intruder. There is usually no killing. In the case of those animals which are capable of【C9】______each other great harm, 【C10】______is a system for the losing animal to show the winning animal that he wishes to submit When he shows this, the victor normally stops fighting.
【C8】
选项
A、compulsory
B、essential
C、necessary
D、vital
答案
C
解析
necessary必要的,强迫的。compulsory必修的,被强制的。essential基本的,主要的,实质的。Vital生命的,至关重要的。
转载请注明原文地址:https://kaotiyun.com/show/ZF9O777K
0
考博英语
相关试题推荐
Beforethemid-nineteenthcentury,peopleintheUnitedStatesatemostfoodsonlyinseason.Drying,smoking,andsaltingcould
Amother-in-lawshouldnot______ontheprivacyofanewly-marriedcouple.
Ateacherissomeonewhocommunicatesinformationorskillsothatsomeoneelsemaylearn.Parentsarethe【41】teachers.Justby
ForthepeoplewhohavenevertraveledacrosstheAtlanticthevoyageisafantasy.Butforthepeoplewhocrossitfrequentlyo
Itstandstoreasonthatifheneverprepareshislessons,beisnotgoingtomakegoodprogress.
HowtoGetPreservedasaFossil【71】Unfortunatelythechancesofanyanimalbecomeafossilarenotverygreat,and【72】the
HowtoGetPreservedasaFossil【71】Unfortunatelythechancesofanyanimalbecomeafossilarenotverygreat,and【72】the
HowtoGetPreservedasaFossil【71】Unfortunatelythechancesofanyanimalbecomeafossilarenotverygreat,and【72】the
Diamondsareusuallycuttobringouttheirnaturallusterandtoremoveanyflaws.
Whenworkersareorganizedintradeunions,employersfindithardtolaythem______.
随机试题
可以降低血尿酸水平的降脂药是
甲(男,22周岁)为达到与乙(女,19周岁)结婚的目的,故意隐瞒乙的真实年龄办理了结婚登记。两年后,因双方经常吵架,乙以办理结婚登记时未达到法定婚龄为由向法院起诉,请求宣告婚姻无效。人民法院应如何处理?
铁路工程中抗滑桩设计使用年限为()年。
行政诉讼中原告的特殊性主要表现在()。
甲公司聘请咨询公司对公司所在产业进行研究。咨询公司给出如下结论:产品的客户群已经扩大,消费者对质量的要求不高,各厂家的产品在技术和性能方面有较大差异,此时是改变价格形象和质量形象的好时机。根据以上信息可以判断,该产业处于生命周期的()。
在加里培林关于心智活动的五阶段理论中,下面哪个阶段具有压缩和自动化的特点?()。
下面是与ROMBIOS中的CMOSSETUP程序相关的叙述,其中错误的是
设程序中有以下语句:MsgBox"Visual",,"Basic","等级考试",2执行该语句后,显示一个信息框,以下关于该信息框的叙述中,正确的是
有3个关系R、S和T如下:由关系R和S通过运算得到关系T,则所使用的运算为()。
BetweenwhomdidtheproblemarisewhenJanewentbacktowork?
最新回复
(
0
)