阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
Arctic foxes live on the land and sea ice within the Arctic Circle. Winter in the Arctic is unlike winter in most parts of the world. From October to February, the sun never rises to give【小题1】 (warm)and light.
【小题2】 (luck), these small foxes have 【小题3】 (use)adaptation for living in the icy Arctic.Their thick fur coat keeps their body at a comfortable 104°F. Their long tails act like a blanket, 【小题4】 (keep)the Arctic foxes warm when they wrap the tails around their body to sleep. And their white coats make it difficult for predators(掠食动物) such as wolves and polar bears to find 【小题5】 (they) among the ice and snow.
When they don’t need 【小题6】 (avoid) predators or keep warm, Arctic foxes are【小题7】 the hunt for food. They prefer to eat small rodents(啮齿动物), but when times are tough they 'll eat【小题8】 they can find.
If an Arctic fox can't find food, or if the weather【小题9】 (get) really bad, it can dig a snow hole and hunker down(蹲下) for up to two weeks. Once the animal can get out of its hole, it'll try to hunt again. With food in its belly, the Arctic fox has 【小题10】 better chance of making it through another long, dark winter.
