牛津英语 8B Unit8 a green world 知识总结词汇拓展1.wise (adj. 明智的 ) → wisely(adv.明智地) → wisdom(n. 智慧 )2.pollute (v. 污染 ) → pollution(n.污染) → polluted (adj. 被污染的 )3.serious (adj.严肃的 ) → seriously(adv.严肃地) → more serious (比较级 )4.recycle( v.循环 ) → recycling(n.)循环利用5.different (adj. 不同的 ) →difference(n.不同点) → differently (adv. 不同地 )6.punish (v.惩罚 ) → punishment(n.惩罚)7.careless (adj.粗心的 ) →carelessness(n.粗心) → carelessly(adv.粗心地)8.harm (v.伤害 ) → harmful( adj.)有害的 →harmless (adj.)无害的9.simple (adj. 简单的 ) → simply(adv.简直)10.power (n. 力量 ) → powerful(adj.有力量的)11.dig v.→ digging(现在分词)→dug(过去式)→ dug(过去分词)12.allow v.→ allowed(过去式)→ allowed(过去分词)13.produce(v.产生 ) → production(n.产品 )14.dust(n.灰尘 ) → dusty(adj.有灰尘的 )重点短语Welcome to the unit and comic strip 1. plant trees 种树2. be good for... 对。。。有好处3. reduce air pollution 减少空气污染4. save water 节约用水5. take shorter showers 缩短洗澡时间6. turn off the lights 关灯7. protect the environment by recycling waste 通过回收利用废品来保护环境8. live a green life 过着环保的生活9. used to 曾经10. drive me to school 开车送我去上学11. take the underground 乘地铁12. cause serious air pollution 引起严重的空气污染Reading 13. a country with high mountains and clean blue lakes 一个有着青山和干净蓝色湖泊的国家14. be separated into different groups 被分为不同的族群15. learn about an organization for recycling clothes 了解一个回收服装的组织16. collect old clothes from all over the country 从全国各地收集旧衣服17. be sold in charity shops 放在慈善店出售18. be given to the poor 被送给穷人19. be sent to factories for recycling 被送到工厂回收利用20. have many laws to do 有许多法律来做...