三、信息还原
Arctic foxes live in the Arctic. They grow about 50 centimetres long, not including the tail, 30 centimetres tall and weigh from 3 to 7 kilos.
1.
The white ones are white in winter, but grey-brown in summer. The blue ones are blue-grey all year round. 2.
And the long fur covers their whole body to keep them warm in the cold Arctic.
Arctic foxes mainly feed on birds, birds' eggs and other small animals. Teamwork is the way they look for food. 3.
Baby Arctic foxes are very lovely. They don't open their eyes until a week after their birth. 4. ______ They begin to hunt for food when they are about six months old. The next year they can live by themselves. Now the number of Arctic foxes is becoming smaller and smaller, because people kill them for their fur to make beautiful coats. 5. ______
A. They don't like to do it alone.
B. Arctic foxes have long and thick fur.
C. Arctic foxes are white or blue in colour.
D. We must do something to protect Arctic foxes.
E. They are the smartest animals on earth.
F. They don't need anything to eat for the first six months.
G. For the first half of the year, their parents offer them food.
解析:
【分析】
本题为信息还原类阅读理解题,解题思路是先通读全文把握北极狐的相关介绍主题,再逐一分析每个空缺处的前后语境,结合选项中的关键词与逻辑关系匹配答案:第1空后提到北极狐的两种颜色,对应颜色类选项;第2空后提到长毛保暖,对应毛发类选项;第3空前强调团队合作找食物,对应与“不单独行动”相关的选项;第4空前后围绕幼狐成长,对应父母提供食物的选项;第5空前说明北极狐数量减少的问题,对应保护类选项。
【解析】
1. 第1空后明确提到白色北极狐和蓝色北极狐的颜色变化,对应选项C“北极狐的颜色是白色或蓝色”,故填C;
2. 第2空后提到“long fur(长毛)”保暖,对应选项B“北极狐有长而厚的毛”,故填B;
3. 第3空前指出北极狐“Teamwork(团队合作)”找食物,对应选项A“它们不喜欢单独做(捕猎)”,故填A;
4. 第4空前后围绕幼狐成长,从睁眼到六个月开始捕猎,中间需体现父母提供食物,对应选项G“在第一年的前半年,父母给它们提供食物”,故填G;
5. 第5空前说明北极狐因人类猎杀数量减少,对应选项D“我们必须做些事情保护北极狐”,故填D。
【答案】
1.C 2.B 3.A 4.G 5.D
【知识点】
信息还原题、阅读理解
【点评】
本题为初中常见的七选五信息还原题,重点考查学生对上下文逻辑关系的理解,需抓住前后句的关键词(如颜色、长毛、团队合作、幼狐成长、保护等)匹配选项,整体难度适中,学生通过梳理语境即可正确作答。
【难度系数】
0.5