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
According to the World Wildlife Fund, the polar bear could be faced with extinction and a large number of other animals reduced
According to the World Wildlife Fund, the polar bear could be faced with extinction and a large number of other animals reduced
admin
2019-04-17
25
问题
According to the World Wildlife Fund, the polar bear could be faced with extinction and a large number of other animals reduced to very small remnant populations by global warming in Arctic regions.
Warmer winters are【C1】r______ for the thinning or disappearance of ice sheets in many parts of the Arctic,【C2】______ (result)in a situation where polar bears are at risk of【C3】______(starve)because they cannot travel to their normal breeding and hunting grounds.
Even in places【C4】______there is still a lot of ice around, polar bears are under threat because they rely on snow caves to rear their young.【C5】______of the warmer weather, some of these caves now collapse suddenly and bury the bear cubs inside.
Other effects of【C6】c______ change are also being observed. Animals such as reindeer (known as ’ caribou’ in North America)have adapted【C7】______ the extreme cold and are therefore able to cope with the Arctic climate. For【C8】m______of years they have been migrating to places where they breed and find food. These【C9】______(migrate)coincide with the growing seasons of the plants they feed on.【C10】______(ecology)have found, however, that these animals are now arriving at their spring feeding grounds too late, and the【C11】______they eat have gone to seed. This is having a【C12】s______ impact on caribou herds. A substantial number of calves are being lost and there is already a substantial【C13】(reduce)______ in the size of the herds. Scientists are concerned, but【C14】______(power)to do anything in response to the situation—everything they have tried has been in vain. This is simply another unforeseen consequence of【C15】______(globe)warming.
【C4】
选项
答案
wher
解析
(此处引导定语从句修饰地点名词places,因此应当用关系副词where。)
转载请注明原文地址:https://jikaoti.com/ti/6hWMFFFM
本试题收录于:
D类竞赛(专科)题库大学生英语竞赛(NECCS)分类
0
D类竞赛(专科)
大学生英语竞赛(NECCS)
相关试题推荐
(1)Debatesamongcandidatesarerareinmostcountries.ButtheyhavebecomeastapleofAmericanpolitics.Americanslikedebat
A、Goingtothecountryforavacationmakesnosenseatall.B、Rentingavacationhouseinthecountryischeap.C、Peoplecanen
(1)"Pleasepasstheturkeyanddressing."Whatdoesthissimplerequestmakeyouthinkabout?IfyouareanAmerican,youthink
Ifyouareasuccessfullanguagelearner,you________independently,actively,andpurposefully.
(1)Untiltheendofthe18thcentury,itwasmenwholavishedattentionontheirfeet.LouisXIVworehighheeledmulestoshow
WelcomeSpeech1.Roomallocation.RoomnumberThebeginningletterreferstothethree【T1】________ofthecollege
A.accessB.accordinglyC.advocateD.automaticE.contendF.contentG.enhancedH.enriched
Jacksoninsistedonworkingwhilehewassickatthattime.Theitalicizedpartfunctionsasan________inthesentence.
Coffeeismadefromthebeansthatgrowinthefruitofthecoffeeplant.Thereare【16】usu______twobeansineachpodoffruita
随机试题
青黛具有而大青叶不具有的功效有
下列细胞色素P450的同工酶巴比妥类对其无诱导作用的是
A.“针已出,气独行”B.“络脉传注,周流不息”C.“内景隧道,惟返观者能照察之”D.“十二经皆有动脉”E.“刺之要,气至而有效”《难经》提出
放坡开挖的基坑,基坑平面尺寸应按基础大小每边加宽(),基础如有凹角,基坑仍应取直。
新学期开始了,鹏鹏和明明高高兴兴地走进了幼儿园。鹏鹏出身于农民家庭,而明明的父母都是高级知识分子。有人说,明明将来肯定比鹏鹏有出息。请结合案例,分析影响学前儿童心理发展的因素。
学生在数学课上学会了端坐在座位上认真做作业,在英语课上学生也做出类似行为。这表明学习行为存在()。
下列属于巡警的主要职责的是()
某出版社与某印刷厂签订图书复印合同,约定印刷厂复印某图书1000套,5月10日交货付款100万元。5月10日印刷厂只复印了图书800套。下列表述正确的是()
软件的结构化设计(SD)方法中,一般分为总体设计和详细设计两个阶段,其中总体设计主要是要建立()。
设R是一个2元关系,S是一个3元关系,则下列运算中正确的是()。
最新回复
(
0
)