2 . He has a great a________ for knowledge. (根据首字母单词拼写)

3 . I had all the usual symptoms of someone giving up smoking: a bad temper and an enormous _________ (食欲；胃口). (根据汉语提示单词拼写)

4 . 汉译英
1. ____________ adj.中间的，半途的
2. ____________ n.栖息地
3. ____________ n.胃口，食欲
4. ____________ n.大混乱；紊乱
5. ____________ n.病毒
6. ____________ v.(使)减少；(使)变小
7. ____________ n.夹子，陷阱
8. ____________ v.倒坍，塌下
9. ____________ adj.大量的，多的
10. ____________ n.事件
11. ____________ v.应该做；对……负有……的义务
12. ____________ n.生态→ecological adj.生态的→ecologist n.生态学家
13. ____________ adv.显著地；戏剧性地→dramatic adj.戏剧性的；突然的→drama n.戏剧
14. ____________ adv.后来，随后→subsequent adj.随后的；后来的
15. ____________ v.(使)大大增加，(使)倍增→multiple adj.多种多样的
16. ____________ n.保护→conserve v.保护→conservative adj.保守的；守旧的
17. ____________ n.离开→depart v.离开；出发
18. ____________ v.突然增加→explosion n.爆炸；激增
19. ____________ n.干预，介入→intervene v.干预

5 . When he was little, the professor had an a ________for different types of books.（根据首字母单词拼写）

6 . Today Guangzhou’s restaurants stimulate customers’ ________(食欲，胃口) with over a thousand offerings, each more delicate and delicious than the last. (根据汉语意思单词拼写)

7 . She had no ________ (胃口) and just looked at the bread. (根据汉语提示单词拼写）

9 . He lost his ________(胃口，食欲) because of his sorrow. (根据汉语提示单词拼写)