1 . 词性转换
1. survive vi. 存活vt. 幸存，幸免于难→______________ n. 幸存
2. extinction n. 灭绝，绝种→______________ adj. 灭绝的，绝种的
3. profit n. 利润；好处vi. & vt. 获益→______________ adj. 有利润的，盈利的
4. defence n. 辩护；防御，保护→______________ adj. 保护性的
5. poison v. 污染；毒死，毒害n. 毒物，毒药→______________ adj. 有毒的
6. consequence n. 结果，后果；重要性→______________ adj. 随之而来的
7. poor adj. 贫穷的；可怜的，不幸的→______________ n. 贫穷
8. injure v. 伤害，使受伤；损害→______________ n. 伤害
9. relief n. 宽慰；减轻；救济→______vt. 减轻
10. curious adj. 好奇的；奇特的______ n. 好奇心
11. erupt vi. &vt. (火山)爆发；突然发生→____________________ n. 爆发
12. distance n. 遥远，久远；距离；差异；疏远→______adj. 遥远的
13. sharp adj. 灵敏的；锋利的；急剧的→______________vt. 使锋利

2 . 词性转换
1. exist vi. 存在；生活，生存→______________ n. 生存；存在
2. select vt. 选择，挑选→______________ n. 选择，挑选
3. promote v. 促进，推动；促销；提升，晋升→______________ n. 促进，推动；促销；晋升
4. convenient adj. 便利的，方便的→______________ n. 方便，便利；便利设施
5. represent vt. 代表；体现→______________ n. 代表；典型人物adj. 有代表性的；典型的
6. determine vt. 确定；支配；决心vi. 决心→______________ n. 决心；决定
7. significant adj. 有重要意义的；显著的→______________ n. 意义；重要性
8. reflect vt. & vi. 反映，显示；反射；沉思→______________ n. 反映；思考；反射；映像
9. generous adj. 慷慨的；大方的→______________ n. 慷慨，大方，宽宏大量
10. devote vt. 致力，献身，倾注→______________ n. 奉献，忠心
11. harm n. & vt. 伤害，损害→______________ adj. 有害的

3 . A c________ is a group of people who meet to make decisions or plans for a larger group or organization that they represent. （根据首字母单词拼写）

4 . As a f ________ (频繁的) business traveler, I have spent many nights in hotel rooms. （根据中英文提示填空）

5 . There's also satisfaction which comes from being a ________(志愿者), or just from national pride. (根据汉语提示单词拼写)

6 . Geigl and her colleagues looked at 3200-year-old fossil bones b________ to a single individual of an extinct cattle species called an aurochs. (欧洲野牛) （根据首字母单词拼写）

7 . Flexibility training, including gymnastics and tai chi, helps s________ your muscles and improve your body’s range of movement. （根据首字母单词拼写）

8 . To be a________ into your dream university, you'd better carefully plan your study and set clear goals. (根据首字母提示拼写单词)

9 . Getting fit again has been a long p________.(根据首字母单词拼写)

10 . I often think happily of the o__________some years ago at Forbidden City where I met my best friend.(n. a time when something happens or a case of it happening)(根据首字母单词拼写)