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
27
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.
【C10】
选项
A、against
B、on
C、under
D、in
答案
D
解析
in the way“以…方式”,改为非限制性定语从句之后就为the way in which,所以选D。
转载请注明原文地址:https://kaotiyun.com/show/Osjd777K
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
Readthefollowingarticleinwhichfivepeopletalkabouttheirideasofmarriage.Forquestions61to65,Matchnameofeachs
Whataretheman’shobbies?
WhatisMr.Bush’smainpurposeofthetrip?
Theevolutionofartificialintelligenceisnowproceedingsorapidlythat【C1】______theendofthecenturycheapcomputers【C2】__
Theevolutionofartificialintelligenceisnowproceedingsorapidlythat【C1】______theendofthecenturycheapcomputers【C2】__
Whatisthepurposeofthispassage?
SouthDakotarankscompletelythelastinaverageteachersalaryand42ndinthespendingperpupil.Butits1989AmericanColle
WhatisMr.Bush’smainpurposeofthetrip?
Whenmywife,whoisaSpanishspentherfirstwinterinLondonafewyearsago,sheusedtoaskmetimeandagain,"Where’sthe
随机试题
切片(断层)厚度伪像产生的原因是
关于时间数列,下列论述正确的有( )。
下列关于无形资产摊销的表述不正确的有()。
()是深化教育改革,促进教育发展的先导。
要实现我国经济发展的战略目标,必须加快经济增长方式的转变,其核心是正确处理好()。
很早以前科学家就发现有些人对于某些药物的反应和其他病人不同。例如,某种麻醉用肌肉松弛剂会导致特定的人无法呼吸。后来,科学家发现产生这种现象的原因在于这类人拥有特定的基因。这也就带来了一个问题:研究人们之间的遗传差异是否可以促进医学发展出更高级的治疗手段,也
糖精:糖正确选项为()。
价值规律作用的实现有赖于
Completethenotesbelow.WriteONEWORDforeachanswer.PotterynotesEarthenwareadvantages:-po
A、Theyhavetoobeycertainrulesconcerningstudentconduct.B、Theyhavetodevotemoretimeonacademics.C、Apartmentsarever
最新回复
(
0
)