首页
登录
职称英语
According to the World Wildlife Fund, the polar bear could be faced with ext
According to the World Wildlife Fund, the polar bear could be faced with ext
游客
2023-10-20
30
管理
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. [br] 【C9】
选项
答案
migrations
解析
(此处所填的词与定冠词the构成句子的主语,应填migrate的名词形式,此外该句谓语为复数形式,因此该处应为migrations。)
转载请注明原文地址:https://tihaiku.com/zcyy/3113661.html
相关试题推荐
PassageFour[br]AccordingtoBrocki,what’sthebestwayofenjoyingbeerwith
PassageOne[br]WhydoenvironmentalgroupsliketheWorldWildlifeFundurges
PassageOne[br]AccordingtoRose,whenwillpeoplenotfeardeath?Whentheyfu
PassageOne[br]Whatwillpeopleuseforlightingsooninthefuture,according
(1)Accordingtohistoricalevidence,theChinesehaveusedchopstickssince
(1)Accordingtohistoricalevidence,theChinesehaveusedchopstickssince
PassageThree[br]WhatistheultimatefunctionofBlippy,accordingtotheaut
PassageOne[br]Whatdegreeissatisfactoryenough,accordingtotheauthor?Ac
PassageTwo[br]WhenshouldScoresbyhavebeendismissedfromschool,according
AccordingtoIanPearson,afuturologist,theseareamongthedevelopmentss
随机试题
Ifyouareinterestedinthejobasalaboratoryassistant,youwillcontact___
Thetelephonehadbeenringingforfiveminutesbeforeit______.A、answeredB、had
[originaltext]TraditionalAmericansummercampsofferyoungpeopleachance
[originaltext]Inaway,allofusareonaspaceship,theplanetEarth.We
当x→0时, 的同阶无穷小,则常数k等于( )。A.3 B.2 C.
下列哪种碱基只见于RNA而不见于DNAA、A B、T C、G D、C E
关于盐酸哌替啶的说法中,错误的是A.结构中具有平坦的芳香环结构,但合成中去掉了碱
调节远曲小管和集合管对水的重吸收的主要激素是A.血管紧张素 B.去甲肾上腺素
王护士,参加开胸手术,担任器械护士她与巡回护士的一项共同的工作是 A.手术前一
某客户新人市,在1月6日存入保证金100000元,开仓买人大豆201405期货合
最新回复
(
0
)