Although the Arctic looks lifeless, there are animals moving about. Caribou travel up and down feeding on the grass beneath the

admin2009-05-28  42

问题     Although the Arctic looks lifeless, there are animals moving about. Caribou travel up and down feeding on the grass beneath the snow. The polar bears have a thick, waterproof coat. They eat birds’eggs, berries and dead whales. Walruses get shellfish f

选项

答案layer

解析
转载请注明原文地址:https://kaotiyun.com/show/TywK777K
0

最新回复(0)