1. ignore=pay no attention=not pay any attention=take no notice=not take any notice忽略，無視v.
2. encounter=face=confront=meet遇見，遭遇v.
3. mistaken view=misconception錯誤的觀點n.
4. easy to reach=accessible容易達到的adj.
5. change=modify改變v.
6. destruction=destroy=loss毀壞n.
7. investigate=make inquiries=enquiries=go into=probe=look into調查v.
8. where=geographical location表地點
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保護v.
12. newspapers, television=media媒體n.
13. where to live=habitat居住地n.
14. get warmer=global warming變暖n.
15. contribute to=play a part有助於v.
16. survive=continuing existence倖存，活下來v.
17. curriculum=course=syllabus課程n.
18. link to=be connected with=be linked with把和相聯繫v.
19. underdeveloped=degenerated=rudimentary不發達的adj.
20. poor=bad=badly=not very good=no good at something=weak貧窮的，可憐的adj.