Polar bears are the poster animals of global warming. The image of a polar bear floating on an ice floe is one of the most dramatic visual statements in the fight against rising temperatures in the Arctic.Langan, FredPhysics of Electronic and Atomic Collisions: ICPEAC XI...
Female polar bears undergo delayed implantation; that is, their fertilized eggs don't implant until the fall, when the mothers-to-be have gained considerable weight. About two months later, by early January, they give birth. They won't mate again for another 2.5 to three years, after the ...
“How can we save polar bears from extinction”是特殊疑问句,在改为间接引语时how不变,“can we save polar bears from extinction”的疑问句语序要改为陈述句语序,由asked可知,句子时态是一般过去时,can要改为could,因此句子改为间接引语是The reporter asked how we could save polar bears from extinction...
23. How can we help polar bears?A. Stop your carbon footprint.B. Join action groups to protect polar bears.C. Learn more about the problems of polar bears.D. Make friends with polar bears. 相关知识点: 试题来源: 解析 B. Join action groups to protect polar bears. 保护北极熊需要采取...
Male and femalepolar bearslive up to 29 and 32 years respectively while in captivity they have a lifespan of 40 years or more. In the Arctic female polar bears give birth in between December and January in winter. The mother takes hercubsfrom the maternity dens in the late February or ea...
For polar bears, summertime is definitely not when the living is easy. They are apex predators, mighty hunters, and as Inuit and research scientists have long known, they prefer a good fatty meal of seal, caught from the sea ice. ...
5. How can we protect polar bears? (回答不多于15个词) 相关知识点: 试题来源: 解析 We can protect polar bears by reducing our carbon footprint, supporting conservation efforts, and raising awareness about their plight. For example, we can choose to use public transportation, support organizat...
题目Global warming is getting worse. How does it affect polar bears? A. They can swim more easily B. Their hunting areas are shrinking C. They can find more mates D. Their fur becomes thicker 相关知识点: 试题来源: 解析 B。解析:全球变暖加剧,对于北极熊来说,冰川融化,它们的狩猎区域在缩小...
结果1 题目 C28. How can we help polar bears? A. Stop your carbon footprint B. Join action groups to protect polar bears C Leam more about the problems of polar bears. D. Make friends with polar bears 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
How do polar bears stay warm?枫叶小熊幼儿园MapleBear 作者: 绿地校区 张胤 01-30 15:39 投诉 阅读数:248来自专栏:绿地老街校区(East Campus) 共150篇a 一场别开生面的科学课开始啦!!发布于 河南枫叶小熊幼儿园MapleBear 我们不教英语,我们用英语教学 +关注 ...