人教版高中英语选择性必修第三册精品课件 Unit 3 单元重点小结

polar bears would die out because of
climate change.
2.The reporter asked,“How can we save polar bears from extinction?”
→The reporter asked how
we could save polar bears from
21. chaos n.混乱;杂乱;紊乱
22. nuclear
adj.原子能的;核能的;原子核的
23. sensitive
adj.敏感的;善解人意的;灵敏的
24. jungle
n.(热带)丛林;密林
25. smog
n.烟雾(烟与雾混合的空气污染物)
26. volume
n.量;体积;(成套书籍中的)一卷
27. garbage
n.垃圾;废物
28. enterprise
n.公司;企业;事业
29. restore
vt.恢复;使复原;修复
30. conservation
n. (对环境、文物等)保护;保持
31. inspection
n.检查;查看;视察→ inspect
32. fine
vt.对……处以罚款
vt.检查;视察
确凿、全面的证据表明,温度上升导致全球极端天气和自然灾害增多,不仅
造成严重破坏,而且使人丧命。
3.Previously,water quality in the Li River had suffered greatly from an increasing volume of tourists, many of whom frequently threw garbage into the river. 过去,游客数量的增加使漓江的水质严重恶化,许多游客常常将垃圾抛入江 中。
6. carbon
n.碳
7. sustain
vt.维持;遭受;承受住→ sustainable adj.可持续
的;合理利用的
8. fuel
n.燃料;刺激性言行
9. comprehensive adj.全部的;所有的;详尽的→ comprehension n.理
解(力)
10. trend
n.趋势;趋向;动向
11. frequently
adv.频繁地;经常→ frequent
adj.频繁的;经
常发生的→ frequency n.发生率;重复率;频率
12. broadcast
vt.& vi.播送;广播;传播
13. policy
n.政策;方针;原则
14. restrict
vt.限制;限定;束缚→ restriction n.限制规定;限
4.Water pollution levels increased, with more household and commercial waste ending up in the river.
越来越多的生活和商业垃圾最终流入江中,加重了水污染程度。
5.These chemicals led to severe water quality issues, causing a decrease in
对……有影响 陷于;被困在…… 不仅……而且…… 寻找 代表(代替)某人 对……有害 许多;很多 有效;实际上;事实上 被处理
重点句型
1. There is little doubt that Earth is getting warmer and warmer (see the
graph).
毫无疑问,地球正变得越来越温暖(如图)。
extinction.
3.“Let’s work together to stop climate change,”the expert said.
→The expert advised us to work together to stop climate change.
交际功能
Referring to common knowledge Everyone knows that... 大家都知道…… Most people think that... 大多数人认为…… As is known to all,... 众所周知,…… There is no doubt that... 毫无疑问…… We all know that... 我们都知道…… It is obvious that... 显然……
制法规;约束
15. seize vt.抓住;夺取;控制
16.vi.& vt.改革;(使)改正;改造 n.改革;变革;改良
18. harmonious adj. 和谐的
19. submit vt.& vi.提交;呈递;屈服
20. annual adj.每年的;一年的 n.年刊;年鉴
本课结束
the number of
fish species.
这些化学物质造成了严重的水质问题,导致鱼的种类减少。
重点语法
直接引语和间接引语
1.The reporter asked,“Will polar bears die out because of climate change?”
→The reporter asked whether
33. campaign 34. tolerate 容 35. agenda
n.运动;战役 vi.&vt.参加运动;领导运动 vt.忍受;包容;容许→ toleration n.忍受;容忍;宽
n.议程表;议事日程
重点短语
1. have an impact on 2. be trapped in 3. not only...but also... 4. in search of 5. on behalf of 6. be harmful to 7. dozens of 8. in effect 9. be disposed of
2.There is strong and comprehensive evidence that
the rise in
temperature has led to an increase in extreme weather and natural disasters
worldwide,not only causing serious damage,but also costing human lives.
Unit 3
单元重点小结
英语
重点单词
1. graph n.图;图表;曲线图
2. melt
vi.& vt.(使)融化;熔化;软化
3. starve vi.& vt.(使)挨饿;饿死→
starvation n.挨饿;饿死
4. ecology
n.生态;生态学
5. release
vt.& n.排放;释放;发布