首页
登录
职称英语
Polar bears are suffering in a【C1】________(warm)world than ever before.
Polar bears are suffering in a【C1】________(warm)world than ever before.
游客
2024-08-19
36
管理
问题
Polar bears are suffering in a【C1】________(warm)world than ever before.
Polar bears live in environments too cold for most animals. During much of the year. 【C2】________live and hunt on the frozen Arctic sea ice. Nature has prepared them for the cold conditions. But nothing has prepared the bears for the danger threatening the only home they know.
The polar bears ’ world is【C3】m________. Studies show that the polar ice【C4】________(reduce) by 9. 8% every 10 years since 1978. Now about 20,000 to 25,000 polar bears live in the Arctic. Polar bears 【C5】d________on the sea ice for their survival.
"The sea ice is more than just this platform that the bears walk over. " says Andrew Durocher, a scientist【C6】________ studies North American polar bear populations." 【C7】________it, they can’ t exist. "
Some melting and refreezing of the polar ice is natural. 【C8】________, in a warmer world, these cycles speed up, and bears have less time 【C9】________(hunt). Normally. they have three months in the spring when they gain more weight. The extra fat is used later, 【C10】________the bears are not actively hunting. [br] 【C3】
选项
答案
melting
解析
根据下文可知,北极的冰在减少,由此推测北极熊的世界正在融化,故答案是melting。
转载请注明原文地址:http://tihaiku.com/zcyy/3726730.html
相关试题推荐
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
Polarbearsaresufferingina【C1】________(warm)worldthaneverbefore.
随机试题
[img]2016m1x/ct_etoeiclm_etoeiclzp_0001_20161026[/img][br][originaltext](A)Th
Justover10yearsago,IngmarBergmanannouncedthatthewidelyacclaimed
[originaltext]Today,airtravelismuchsatyrthandrivingacaronabusy
设f(x)是可导函数,Δx是自变量在点x处的增量,则( )。A.2f′(x)f
( )是风险分析和管理中的一项基础性工作。A、风险评估 B、风险识别
阅读下面材料,根据要求作文。 有三个这样的孩子:一个孩子4岁才会说话,7岁才
新古典经济学以市场为导向的主张在西方环境政策的形成中起到了重要作用,但其研究方法
配电柜应装设的配备器具有()。A.电源隔离开关 B.静电保护器 C.电
主要通过性接触传播的传染病是 A.甲型病毒性肝炎 B.艾滋病 C.流行性乙
应付账款和预付账款一样都是负债类科目。()
最新回复
(
0
)