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
7
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] 【C10】
选项
答案
when
解析
从前文可知,北极熊在春天获得更多脂肪,这些脂肪留着待它们没有捕猎的时候使用,故答案是when。
转载请注明原文地址:https://tihaiku.com/zcyy/3726737.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
SleepSleepisoneofthosefunnythingsaboutbei
Asanxiety-makers,examinationsaresecondtonone.Thatisbecausesomuchd
中国传统园林的主要景观要素是( )。A.建筑 B.建筑群空间 C.植物
洪先生,男,48岁,公交车司机,高血压病史2年,服药依从性不好,晚餐常常饮酒(平
2011-93.蝉鋭、牛蒡子功效的共同点是 A.疏散风热,清利头目B.疏散风
2009年1月,甲(1993年4月生)因抢劫罪被判处有期徒刑1年。2011年3月
未成熟B细胞表达的抗体是A.IgM B.IgM、IgD C.IgG D.I
对商业企业向供货方收取的与商品销售量、销售额挂钩(如以一定比例、金额、数量计算)
下列不属于社区健康教育和健康促进的基本内容的是A.社会公德和卫生法律法规教育
A.生理需要 B.认知需要 C.爱与被爱的需要 D.尊重需要 E.自我实
最新回复
(
0
)