题目内容：

 

1.出生时_____________________

2.跑上前去_____________________

3.绊倒_____________________

4.成就_____________________

5.多达_____________________

6.研究中心_____________________

7.死于_____________________

8.成人_____________________

9.濒危动物_____________________

10.水污染_____________________

11.in the face of_____________________

12.keeper_____________________

13.protection_____________________

14.succeed in doing sth. _____________________

15.government_____________________

16.even though_____________________