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
An animal species becomes extinct when it fails to produce enough young in each generation to keep pace with the death-rate. We
An animal species becomes extinct when it fails to produce enough young in each generation to keep pace with the death-rate. We
admin
2011-03-01
71
问题
An animal species becomes extinct when it fails to produce enough young in each generation to keep pace with the death-rate. We can【C1】______from fossil evidence in rocks that many living species have become extinct over the millions of years【C2】______life began. It is a natural【C3】______and extinction is the【C4】______of any animal that has specialized too far to change【C5】______its environment changes, or has to compete with a better-【C6】______and more powerful animal.【C7】______remarkable technical developments during the past few centuries, man has destroyed or【C8】______destroyed some species by killing them【C9】______such a rate that they couldn’t produce enough offspring, or by completely changing their natural environment at surprising speed.
A number of examples can be given of the way【C10】______which natural environments are being rapidly changed—Amazonia, for instance. There is every【C11】______that many species of animals will be made extinct because of these and similar【C12】______of natural vegetation. Large numbers of animals have been hunted and killed for food. The North American buffalo is a【C13】______of the near-extinction of a species through hunting. Often the numbers are【C14】______great that the hunters may not realize the danger. But even when the danger is widely【C15】______, the financial rewards for the hunters may be so great that they choose to【C16】______the threat to the species. Attitudes like this have【C17】______to hunters killing animals for furs, for ivory or merely for ornaments. A slight【C18】______on this is when tourists hunt animals for trophies. Such magnificent creatures【C19】______lions and tigers【C20】______out of existence in some parts of the world.
【C16】
选项
A、relieve
B、dismiss
C、ignore
D、utter
答案
C
解析
根据题意,此题容易选择,选C。
转载请注明原文地址:https://kaotiyun.com/show/isjd777K
本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
0
公共英语三级笔试
公共英语(PETS)
相关试题推荐
Howdoesthewomanfeelattheendoftheconversation?
Everyday,weareallinfluencedbythemassmedia(television,movies,radio,magazines,newspapers,andthelike).Althoughso
Readthefollowingarticleinwhichfivepeopletalkabouttheirideasofmarriage.Forquestions61to65,Matchnameofeachs
ItwasfifteenpastnineasMariehurriedintotheofficebuildingwhereshewasgoingtowork.Herbushadinchedalongthrough
ReadthefollowingtextsfromanarticleinwhichpeopletalkedaboutEnglishstudy.Forquestions61to65,mat&thenameofea
GenerationsofAmericanshavebeenbrought【C1】______tobelievethatagoodbreakfastisimportantforhealth.Eatingbreakfast
GenerationsofAmericanshavebeenbrought【C1】______tobelievethatagoodbreakfastisimportantforhealth.Eatingbreakfast
GenerationsofAmericanshavebeenbrought【C1】______tobelievethatagoodbreakfastisimportantforhealth.Eatingbreakfast
Finishingteacher’sevaluationsneedmaturityandobjectivity.Everysemesterwehavetheopportunitytoevaluateourinstructor
Weshouldalsoknowthat"greed"islittlerelatedtotheenvironmentalcrisis.Thetwomainfactorsarepopulationpressures,e
随机试题
关于脑干的描述,正确的是
一般头、面、颈部拆线的时间是【】
关于甲杓内肌,描述正确的是
A、抗病原体B、抑制免疫功能C、调解肠胃功能D、调解神经功能E、改善血液流变学特性祛风湿药雷公藤的主要药理作用是()。
2,3,7,45,2017,()
Severalyearsago,atelevisionreporterwastalkingtothreeofthemostimportantpeopleinAmerica.Onewasaveryrichbanke
你是单位最新的员工,老同志们总是说现在的年轻人娇生惯养,你很尴尬,同时,老同志对你不信任,不让你独立完成工作。你怎么做?
对于总体非正态,两个相关样本均值差异性的检验所用的非参数检验的方法是()
在实际生活中,下列哪些说法会导致人们不能正确地发挥主观能动作用()。
Jazztendstobeacasualdialogueformofdancequite______inthereceptiveandmechanicalformsofthewaltz.
最新回复
(
0
)