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
考研
A major reason for conflict in the animal world is territory. The male animal (21) an area. The size of the area is sufficient t
A major reason for conflict in the animal world is territory. The male animal (21) an area. The size of the area is sufficient t
admin
2009-05-21
78
问题
A major reason for conflict in the animal world is territory. The male animal (21) an area. The size of the area is sufficient to provide food for him, his (22) and their offspring. Migrating birds, for example, (23) up the best territory in the order of "first come, first (24) ." The late arrivals may acquire (25) territories, but less food is available, or they are too close to the (26) of the enemies of the species. (27) there is really insufficient food or the danger is very great, the animal will not (28) . In this way, the members of the species which are less fit will not have offspring.
When there is conflict (29) . territory, animals will commonly use force, or a (30) of force, to decide which will stay and which will go. It is interesting to note, however, that animals seem to use (31) the minimum amount of force (32) to drive away the intruder. There is usually no killing. In the (33) of those animals which are capable of doing each other great harm, (34) is a system for the losing animal to show the winning animals that he (35) to submit. When he shows this, the (36) normally stops fighting. Animals (especially birds) , which can easily escape from conflict seem to have (37) obstacle against killing, and equally no mechanism (38) submission. The losing bird simply flies away. However, if two doves are (39) 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 symbol of peace and, in its natural habitat, it is peaceful. But the "peace" mechanism does not (40) in a cage.
选项
A、But
B、If
C、Since
D、Because
答案
B
解析
本题测试语法。there is really insufficient food or the danger is very great只是一种假设,并不是实际情况,所以应选if。
转载请注明原文地址:https://kaotiyun.com/show/wCe4777K
0
考研英语二
相关试题推荐
Excitement,fatigue,andanxietycanallbedetectedfromsomeone’sblinks,accordingtopsychologistJohnStern(21)Washington
Excitement,fatigue,andanxietycanallbedetectedfromsomeone’sblinks,accordingtopsychologistJohnStern(21)Washington
Theauthorbelievesinthepassagethat______.WhichofthefollowingstatementsisNOTtrueaccordingtothepassage?
Overthepastdecade,manycompanieshadperfectedtheartofcreatingautomaticbehaviors-habits-amongconsumers.Thesehabits
Thelongestbullruninacenturyofart-markethistoryendedonadramaticnotewithasaleof56worksbyDamienHirst,Beauti
Thecellphone,adevicewehavelivedwithformorethanadecade,offersagoodexampleofapopulartechnology’sunforeseensi
Afull-timejobdoesn’thavetodestroyallhopeoffamilydinnersorafternoonplaytime.Womencanincreasetheirchancesofge
[A]Thepossibilitytoincreaseyourgutmicrobiota[B]Scientist’sopiniontowardsthefoodvalue[C]Theindispensabler
[A]Sticktoyourinvestmentplan[B]Maintainliquidity[C]Focusontheannualratereturn[D]Acceptnormalmarketi
"It’scommonknowledgethatsleepisneededfordaytodayfunction,"saysDr.DavidRapoport,directoroftheSleepMedicinePr
随机试题
引起阴户肿胀、乳房隆起和慕雄狂等雌激素综合征的毒素是()。
A.包煎B.另煎C.先煎D.后入E.烊化
原告诉请被告返还借款5万元,为证明这一事实,原告向法院提交了被告书写的“借据”;被告则主张“借款已经清偿”,并向法院出示了原告交给他的“收据”。关于原、被告双方的证据,下列哪些选项是正确的?( )。
采暖蒸汽一般采用()输送。
对决策管理层进行培训与开发的内容主要有()。
如果发现一个好产品或者一个大市场,就应该立即跟进;在跟进中发现现有产品的缺陷。然后通过创新弥补缺陷,超越对手,实现后来者居上。当然,创新的目标是创造,而不是简单模仿。因此,创造性模仿者需要通过对他人创意的了解,重新组合、改良而产生具有不同功能与价值的新东西
50人参加短信竞猜活动,要求参赛者在规定时间内猜对7道题目中的一半以上即可赢取奖品,已知其中有5道题分别有43人、41人、45人、38人、36人答对。问至少有多少人可以赢取奖品?
Oneinsix.Believeitornot,that’sthenumberofAmericanswhostrugglewithhunger.Tomaketomorrowalittlebetter,Feedin
•Lookatthestatementsbelowandtheadvicegivenbyfourmarketexpertstoaholidaycompanyontheoppositepage.•Whichex
(catch)______bythehostforstealing,theboyfeltratherashamed.
最新回复
(
0
)