9. die because of – cause catastrophic tree mortality 由于…引起的死亡 10. dead – die 死亡 11. damage – hit 破坏
12. worse impact – devastating consequence 恶果，坏的影响 13. destroyed many tree – kill entire forests 破坏了大量的森林 14. take – collecting 收集 15. harmful – impair 损坏 16. happen – occur 发生 17. study – survey 研究
18. disappear – fade out 消失，褪去 19. extra – rich in 富余 20. different – scattered 21. help – aid 帮助
22. agreement 同意 – skeptical (反义) 质疑的
23. conventional exercise equipment – exercise bike 平时的锻炼器材 24. suggest – proposal 建议，提议
25. business-related – investment/commercial 投资的，商业的 26. ignorant – don’t know 无知的 27. accepted – approving 接受，通过
28. underrated – hasn’t done any useful… 对（某人或某事物）评价过低
29. absence of gravity – weightlessness 失重 30. economical – reduce cost 经济的 31. regular – frequent 经常的 32. position – slot 位置
OG TEST 6
1. same – equal – fair share of 同样的 2. gain – get 得到
3. marketplace – business 商业 4. same quality – equality 5. subsidize – support 6. Recent – latest 最近的 7. Drive…forward – improve 改善 8. Refer to – followed 遵循，参考
9. Besides – additional 除了…之外，额外的 10. Discover – discovery 发现 11. Extinction – die out 灭绝 12. Specific – detail 细节，特点
13. Greatest diversity of - a wide range of 多样的，范围广的 14. Start – initiate 开始