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【C1】______ an area. The size of the area is【C2】____
A major reason for conflict in the animal world is territory. The male animal【C1】______ an area. The size of the area is【C2】____
admin
2009-01-05
19
问题
A major reason for conflict in the animal world is territory. The male animal【C1】______ an area. The size of the area is【C2】______ to provide food for him, his【C3】______and their off- spring. Migrating birds, for example, divide up the best【C4】______ in the order of" first come, first【C5】______ " The late arrivals may acquire【C6】______ territories, but less food is available, or they are too close to the【C7】______ of the enemies of the species.
When there is【C8】______ over territory, animals will commonly use force, or a【C9】______ of force, to decide which will stay and which will go.
It is interesting to note, however, that animals seem to use only the【C10】______ amount of force necessary to drive away the【C11】______
There is usually no killing. In the 【C12】______ of those animals which are capable of doing each other harm, there is a【C13】______ .
for the losing animal to show the winning animal that he wishes to submit. When he shows this, the【C14】______ normally stops fighting. Animals (especially birds), which can easily escape from conflict seem to have no【C15】______ against killing, and equally no mechanism for 【C16】______ .
The【C17】______ bird simply flies away. However, if two doves are【C18】______ in a cage, and they start fighting, they will continue to fight until one kills the other. We all think of the dove as a【C19】______ of peace and, in its natural habitat, it is peaceful. But the" peace" mechanism does not【C20】______ in a cage.
【C7】
选项
A、place
B、nests
C、residences
D、habitats
答案
D
解析
habitat(动物的)栖息地。
转载请注明原文地址:https://kaotiyun.com/show/i4BK777K
0
专业英语四级
相关试题推荐
Peoplelearnlanguagesallthetime,andforallkindsofreasons.Forexample,youprobablyhavevariousreasonstostudy【M1】__
Peoplelearnlanguagesallthetime,andforallkindsofreasons.Forexample,youprobablyhavevariousreasonstostudy【M1】__
FormostofAmericanhistory,businesseswereruntoprovidelivelihoodsand"reasonable"profit.Inthelastfewdecades,thou
Demographyisthestatisticalstudyofhumanpopulations.Itcanbeageneralsciencethatcanbeappliedtoanykindof
Theabilitytocommunicateistheprimaryfactorthatdistinguisheshumanbeingsfromanimals.Anditistheabilitytocommunic
Theabilitytocommunicateistheprimaryfactorthatdistinguisheshumanbeingsfromanimals.Anditistheabilitytocommunic
PASSAGETHREEWhoprovidesthehardevidencethatMarswasonceawetplanet?
Whydon’tpeoplejustsaywhattheymean?Thereasonisthatconversationalpartnersarenotmodemsdownloadinginformationin
(1)ItzikGalilireallyisanartistofthefloatingworld.BorninIsraelin1961,hemovedtoAmsterdamwhenhewas30andiss
Whathappenswhenincomerisesmoreslowlythanthecostofliving?
随机试题
关键绩效指标的完整设计流程依次为()
根据《新资源食品管理办法》属于新资源食品的是
X线影像上,称为肺纹理的解剖结构的主要构成是
在平面x+y+z一2=0和平面x+2y一z一1=0的交线上有一点M,它与平面x+2y+z+1=0和x+2y+z一3=0等距离,则M点的坐标为()。
我某外贸公司与澳大利亚某商达成一项皮手套出口合同,价格条件为CIF,向中国人民保险公司投保一切险。生产厂家在生产的最后一道工序将手套的湿度降低限度,然后用牛皮纸包好装入双层瓦棱纸箱,再装入集装箱。货物到达目的港后,检验结果表明,全部货物湿、霉、玷污、变色,
当前,我国正处于工业化、城镇化快速发展时期,日益增长的大众化、多样化消费需:求为旅游业发展提供了新的机遇。为加快旅游业发展,充分发挥旅游业在保增长、扩内需、调结构等方面的积极作用,2009年,国务院出台了《关于加快发展旅游业的意见》,确立了“把旅游业培育成
figureout
以下选项中,能正确进行字符串赋值的是
WhathasbecomeabigissueforeducatorsinAmericanschoolsbetweenthesexes?
IfyouhappentobeshoppingintheGinzadistrictofTokyo,youmightgetamessageonyourmobilephonetellingyouwhichoft
最新回复
(
0
)