Ⅱ. 阅读理解
Wetlands are some of the most amazing nat-
ural areas on Earth. They are often called “the
kidneys(肾) of the planet” because they clean
water and support countless creatures.
These special areas are home to a wide
range of wildlife. Wetlands provide food and
shelter for animals like ducks, eagles and other
birds. They also protect rare(稀有的) animals
like antelopes(羚羊) and wolves, especially
during migration. The water in wetlands is full of
fish and insects, creating a rich ecosystem.
Wetlands are not just for wildlife—they are
important for humans too. They control floods by
storing extra rainwater and help keep our water
clean. Many people visit wetlands to enjoy their
natural beauty, go bird-watching, or simply re-
lax in nature.
Sadly, wetlands are in danger. Pollution
and over-farming are destroying these valuable
areas. It’s crucial to understand their ecological
importance and work to protect them. After all,
a healthy wetland means a healthy planet for all
creatures.
1. Why are wetlands called “the kidneys of the planet”?
A. They look like kidneys.
B. They clean water and support creatures.
C. They control floods.
D. They produce kidney-shaped stones.
2. What wildlife lives in wetlands?
A. Ducks, eagles and antelopes.
B. Lions and tigers.
C. Snakes and sharks.
D. Pandas and monkeys.
3. Wetlands help control floods by .
A. creating storms
B. storing extra rainwater
C. drying up water
D. building dams
4. Wetlands are in danger because of .
A. too many visitors
B. pollution and over-farming
C. lack of rain
D. too many animals
5. What is the main idea of the passage?
A. Wetlands are magical areas that need pro-
tection.
B. Wetlands are not important for humans.
C. All wetlands should be turned into forests.
D. Wildlife in wetlands is not worth protec-
ting.

1. B 2. A 3. B 4. B 5. A

【分析】
本题为英语阅读理解选择题，考查细节查找与主旨归纳能力。解题思路：先通读全文把握湿地的核心内容，再针对每道题的问题，精准定位原文对应段落的关键信息，将选项与原文内容逐一比对，排除错误选项后选出正确答案。
【解析】
1. 定位原文第一段第二句“because they clean water and support countless creatures”，可知湿地被称为“地球之肾”的原因是净化水并支持生物生存，对应选项B。
2. 定位原文第二段，文中提到湿地的野生动物有ducks、eagles、antelopes等，对应选项A。
3. 定位原文第三段第二句“They control floods by storing extra rainwater”，可知湿地通过储存多余雨水控制洪水，对应选项B。
4. 定位原文第四段第二句“Pollution and over-farming are destroying these valuable areas”，可知湿地因污染和过度耕作处于危险中，对应选项B。
5. 全文介绍湿地的重要性，最后强调需保护湿地，主旨为湿地是需要保护的神奇区域，对应选项A。
【答案】
1.B 2.A 3.B 4.B 5.A
【知识点】
英语阅读理解，细节理解，主旨大意
【点评】
本题围绕湿地的特性、作用及保护展开，题型为常规阅读理解选择题，考查学生的信息定位能力，难度适中，学生通过仔细阅读原文即可正确解答。
【难度系数】
0.8