Ⅰ. 完形填空（共10题；每题2分，满分20分）
阅读下面短文,从每题所给的A、B、C、D四个选项中选出最佳选项。
Looking back at the history of the earth, thousands of animals have died out. Because the environment and the weather 1 our planet（星球）changed a lot. Many 2 disappear and some plants and huge animals are 3.
More animals went off because of humans. One of the reasons is that animals have no 4 to live in. 5 the number of people becomes big, countries clear land for farming and housing. Forests and grasslands 6 lost. So animals lose 7 land. In Africa, hundreds of wild animals lived across the lands in the past. Now, elephants are sharing their space with farmers. Another 8 that large animals face from humans is hunters（猎人）. The hunters can 9 the animals' parts for money. It is really a terrible problem.
Toward the 19th century, scientists found they needed to protect the animals, 10 they created national parks. Luckily now there are more than 6,000 national parks in over 200 countries to protect animals.
1. A. of B. from C. with D. for
2. A. villages B. animals C. people D. countries
3. A. in trouble B. in silence C. in surprise D. in danger
4. A. time B. places C. money D. plans
5. A. Before B. Although C. When D. Until
6. A. keep B. get C. want D. have
7. A. her B. their C. your D. our
8. A. rule B. way C. road D. problem
9. A. buy B. make C. wash D. sell
10. A. but B. so C. if D. however

1~5 ABDBC 6~10 BBDDB

【解析】
1. 第1空：此处表示“我们星球的环境和天气”，of用于表示所属关系，符合语境，故选A。
2. 第2空：前文提及大量动物灭绝，结合语境可知此处指很多动物消失，故选B。
3. 第3空：in danger意为“处于危险中”，符合环境变化后动植物面临的处境，故选D。
4. 第4空：由下文人类清理土地可知，动物没有居住的地方，places表示“地方”，故选B。
5. 第5空：when引导时间状语从句，意为“当……时”，符合“人口数量变多，国家清理土地”的时间逻辑，故选C。
6. 第6空：get lost为固定表达，此处指森林和草原逐渐消失，故选B。
7. 第7空：此处指代animals，用形容词性物主代词their，意为“它们的”，故选B。
8. 第8空：结合语境，猎人是大型动物面临的另一个问题，problem表示“问题”，故选D。
9. 第9空：猎人通过售卖动物身体部位赚钱，sell意为“售卖”，故选D。
10. 第10空：“科学家发现需要保护动物”和“建立国家公园”之间是因果关系，so表示“因此”，故选B。
【答案】
1~5 ABDBC 6~10 BBDDB
【知识点】
介词的用法、状语从句、词义辨析
【点评】
本文围绕动物灭绝的原因及保护措施展开，考查学生对词汇辨析、语境理解及逻辑关系的把握，解题时需结合上下文语境分析选项，积累固定搭配与词义差异。

Ⅱ. 短文填空(共10题；每题2分，满分20分)
阅读下面短文,在空白处填入一个适当的单词或用括号内单词的正确形式填空。
Do you know anything 11. tigers? They are very strong animals. They are at the top of 12. food chain. They help keep the number of other wild animals in balance. For this reason, tigers are 13. (importance) to the environment. In recent years, tigers have been in danger of disappearing. Some people hunt and kill tigers for money. People have cut down a lot of 14. (tree) as well. As forests disappear, tigers lose 15. (they) homes. The number of tigers in the wild 16. (be) decreasing. Tigers need a lot of space 17. (live) in. In order to 18. (protect) the ecological balance, human beings must protect tigers and reduce 19. (hunt). Animals and humans are 20. (friend). Let's try to help them.

11. about 12. the 13. important
14. trees 15. their 16. is 17. to live
18. protect 19. hunting 20. friends

【解析】
11. 考查固定搭配，know about意为“了解关于……”，故填about。
12. 考查定冠词，the food chain是固定表达“食物链”，故填the。
13. 考查词性转换，be动词后接形容词作表语，importance的形容词形式是important，故填important。
14. 考查名词复数，a lot of后接可数名词复数，tree的复数形式是trees，故填trees。
15. 考查形容词性物主代词，修饰名词homes需用形容词性物主代词，they的形容词性物主代词是their，故填their。
16. 考查主谓一致，the number of...作主语时，谓语动词用单数形式，故填is。
17. 考查不定式作后置定语，此处用不定式to live修饰space，表用途，故填to live。
18. 考查固定用法，in order to后接动词原形，故填protect。
19. 考查动名词，reduce后接动名词作宾语，hunt的动名词形式是hunting，故填hunting。
20. 考查名词复数，此处表示“朋友”，主语是Animals and humans，故用复数形式friends。
【答案】
11. about 12. the 13. important
14. trees 15. their 16. is 17. to live
18. protect 19. hunting 20. friends
【知识点】
固定搭配、词性转换、主谓一致
【点评】
本文围绕保护老虎的主题展开，综合考查了多种英语基础语法知识和固定搭配，解题时需结合语境和语法规则，准确把握词性转换、主谓一致等要点，同时增强保护动物和生态的意识。