四、阅读理解
Some animals are the most dangerous animals in the world.

1. What are the great white sharks famous for?
A. Their big eyes.
B. Their living places.
C. Their size and sharp teeth.
D. Their beautiful colours.
2. The adult polar bears can weigh around .
A. 400 kg
B. 900 kg
C. 100 kg
D. 1,100 kg
3. Where is poison dart frogs' poison?
A. It's on their teeth.
B. It's on their skin.
C. It's on their legs.
D. It's in their mouths.
4. What's the passage mainly about?
A. The ways to protect animals.
B. Some animals with poison.
C. The places where the animals live.
D. Some dangerous animals.

1. C 2. A 3. B 4. D

【分析】
本题为英语阅读理解题，需根据每道题的问题定位到原文对应段落，查找关键信息并结合选项排除错误答案。第1题需定位大白鲨的相关描述，第2题定位北极熊的体重范围，第3题定位箭毒蛙毒素的位置，第4题需归纳全文主旨。
【解析】
1. 定位原文Great White Sharks段落第一句：“The great white sharks are famous for their size and their sharp teeth.”，可知大白鲨因体型和锋利牙齿出名，对应选项C。
2. 定位原文Polar Bears段落：“The adult polar bears can weigh about 300—700 kg.”，选项中仅A（400kg）在该体重范围内，故选A。
3. 定位原文Poison Dart Frogs段落最后一句：“The poison is on their skin”，可知毒素在皮肤上，对应选项B。
4. 文章介绍了大白鲨（危险动物）、北极熊、箭毒蛙（有毒危险），结合开头“Some animals are the most dangerous animals”，主旨为一些危险动物，对应选项D。
【答案】
1. C 2. A 3. B 4. D
【知识点】
英语阅读理解、细节理解、主旨归纳
【点评】
本题考查基础英语阅读理解能力，侧重细节信息查找和主旨概括，题目难度较低，适合巩固英语阅读基础。
【难度系数】
0.4

五、短文填空(在空白处填入1个适当的单词或括号内单词的适当形式)
Humans share Earth with many different kinds of wildlife. However, many of the animals may not be around for much 1. (long). According to a recent report, over 44 thousand of Earth's species(物种) are in 2. (dangerous).
Humans are 3. (main) responsible for(对……负责) it. Humans have used over one 4. (three) of the world's land and 75% of fresh water to grow crops and keep animals. 5. a result, there are smaller living areas and less food 6. wild animals.
It's 7. shame that a lot of animals are dying out because humans eat them. The challenge(挑战) we face is to find ways to meet the needs of our growing population(人口) while 8. (protect) the environment.
To solve the problem, many countries are taking 9. (act). For example, China has stopped the sale of rhino horn(角), tiger bones and ivory. There are things that we can do 10. (save) the animals. Remember that if we do nothing for animals, there will surely be none left.

1. longer 2. danger 3. mainly 4. third 5. As
6. for 7. a 8. protecting 9. action 10. to save

【分析】
本题为英语短文填空题，需结合语境、固定搭配及语法规则填空。解题思路：1. 看到修饰词much，判断使用形容词比较级；2. 识别固定搭配in danger；3. 修饰形容词需用副词；4. 掌握分数表达规则；5. 记住固定短语as a result；6. 引出对象用介词for；7. 牢记固定句型it's a shame；8. while引导的省略结构后接动名词；9. 固定搭配take action；10. 不定式表目的。
【解析】
1. 由修饰词much可知，此处需用形容词long的比较级longer，构成“much longer”表示“更久”，故填longer。
2. 固定搭配“in danger”意为“处于危险中”，此处需填名词，故填danger。
3. 此处修饰形容词responsible，需用main的副词形式mainly，故填mainly。
4. 分数表达规则为“基数词+序数词”，one third表示“三分之一”，故填third。
5. 固定短语“as a result”意为“结果”，位于句首首字母大写，故填As。
6. 表示“给野生动物的食物”，需用介词for引出对象，故填for。
7. 固定句型“it's a shame that...”意为“遗憾的是……”，此处需填不定冠词a，故填a。
8. while引导时间状语从句，当主从句主语一致时，从句可省略主语和be动词，后接动名词，故填protecting。
9. 固定搭配“take action”意为“采取行动”，此处需填名词action，故填action。
10. 此处用不定式作目的状语，表“为了拯救动物”，故填to save。
【答案】
1. longer 2. danger 3. mainly 4. third 5. As 6. for 7. a 8. protecting 9. action 10. to save
【知识点】
固定搭配、词性转换、非谓语动词
【点评】
本题考查英语基础词汇、固定搭配及核心语法（比较级、非谓语动词），是初中英语常见的短文填空题型，注重基础应用，要求学生结合语境和语法规则解题。
【难度系数】
0.7