四、完形填空。
主题群:自然生态 子主题:生存策略 语篇类型:说明文 难度:★★
Winter is cold and it can be for animals to find food during winter. They get through the winter in many .
Would you like to go to a place for the winter? That's migratory animals do. When the weather starts to cold, migratory animals like birds and butterflies fly to a warmer place, and then they come back in .
good way to get through the winter is to sleep through it. Many animals hide and sleep during the winter. Their body temperature drops and hearts beat(跳动) more . This helps them to their energy(能量). They do not eat. They live off their fat. They when the weather gets warmer. We call this hibernation. Snakes, frogs and hibernate in winter.
Many animals stay active in winter. Some animals save food in autumn and eat it in winter. This is what squirrels do. Other animals changes in their bodies or behaviour. To keep warm, some animals grow coats in winter. Some animals eat different kinds of food as the change. The red fox eats fruit and insects in the other three seasons, but eats small rodents(啮齿动物) in winter. Other animals change . The Arctic fox is brown in summer. Its coat turns white in winter.
How do you live through the winter? Do you wear a thick coat?
()1. A. easy B. different C. difficult D. interesting
()2. A. plans B. ways C. roads D. seasons
()3. A. warm B. quiet C. good D. cold
()4. A. when B. how C. what D. where
()5. A. get B. stop C. change D. make
()6. A. winter B. autumn C. summer D. spring
()7. A. Other B. Another C. The other D. Others
()8. A. easily B. slowly C. quickly D. sadly
()9. A. find B. use C. save D. waste
()10. A. wake up B. give up C. turn up D. put up
()11. A. birds B. pigs C. dogs D. bears
()12. A. do B. plan C. look D. have
()13. A. smaller B. thinner C. thicker D. larger
()14. A. days B. months C. seasons D. years
()15. A. coats B. houses C. food D. colour

1~5. CBACA 6~10. DBBCA 11~15. DDCCD

【分析】
做完形填空需先通读全文，把握语篇主题（动物过冬的不同生存方式），再结合上下文语境、词汇词义辨析、固定搭配等逐一分析每个空，排除不符合语义和逻辑的干扰项，选出最恰当的答案。
【解析】
1. 由前文“Winter is cold”可知，冬天动物找食物是困难的，故选C（difficult）。
2. 句意为“它们通过很多方式过冬”，ways表示“方式”，故选B。
3. 后文提到迁徙动物去更暖的地方，此处对应“温暖的”，故选A（warm）。
4. 此处为表语从句，引导词在从句中作do的宾语，用what，故选C。
5. “get + 形容词”表示“变得……”，get cold意为“变冷”，故选A。
6. 迁徙动物冬天去暖处，春天返回，故选D（spring）。
7. 表示三者及以上的“另一个”，用another修饰good way，故选B。
8. 冬眠时心跳会更慢，slowly符合语境，故选B。
9. 冬眠的目的是节省能量，save energy是固定搭配，故选C。
10. 天气变暖时动物会醒来，wake up意为“醒来”，故选A。
11. 选项中只有熊是冬眠动物，故选D（bears）。
12. “do changes”表示“做出改变”，符合语境，故选A。
13. 为了保暖，动物会长更厚的毛，thicker意为“更厚的”，故选C。
14. 句意为“随着季节变化”，seasons符合，故选C。
15. 后文提到北极狐毛色随季节改变，此处指改变颜色，故选D（colour）。
【答案】
1~5. CBACA 6~10. DBBCA 11~15. DDCCD
【知识点】
完形填空解题技巧、词汇词义辨析、固定搭配
【点评】
本文是关于动物生存策略的说明文，考查学生对语篇语境的理解及词汇辨析能力，难度适中，需结合上下文逻辑和词汇知识作答。
【难度系数】
0.6