2. encounter=face=confront=meet遇见，遭遇v.
3. mistaken view=misconception错误的观点n.
4. easy to reach=accessible容易达到的adj.
5. change=modify(modification) 改变v.
6. destruction=destroy=loss毁坏n.
7. investigate=make inquiries=enquiries=go into=probe=look into 调查v.
8. where=geographical location 表地点
9. important=vital=essential=crucial重要的adj.
10. reason=cause=factor=origins=root=stimulus=impetus原因n.
11. protect=guard=safeguard=shield=conservation保护v.
12. newspapers, television=media媒体n.
13. where to live=habitat居住地n.
14. get warmer=global warming变暖n.
15. contribute to=play a part有助于v.
16. survive=continuing existence幸存，活下来v.
17. curriculum=course=syllabus课程n.
18. link to=be connected with=be linked with把…和…相联系v.
19. underdeveloped=degenerated=rudimentary不发达的adj.
20. poor=bad=badly=not very good=no good at something=weak贫穷的，可怜的adj.
21. exceptional=good=excellent=outstanding=brilliant=impressive=admirable超常的，例外的adj.
22. mating=courtship交配.
23. follow=track=tail=shadow=hound=stalk=stalker跟随，跟踪v.
24. good vision ability=vision is obviously more useful…好的视力
25. best=well=greatest=finest=ideal=top=number one =ultimate=optimum=definitive=unsurpassed=record-breaking极好的adj.
26. surprised=amazed=astonished=astounded=be taken aback=startled感到惊讶的adj.
27. volunteer=subject实验研究对象n.
28. similar=resemble=like=alike相似的adj.
29. blind=can not see瞎的adj.
