人教版新课标Unit13.ppt

人教版(新课标)九年级英语全一册 Teaching Aims: to learn and to use new words litter boom fisherman coal public ugly advantage cost wooden plastic make a difference takeaway bin to talk about pollution and environmental protection Recycling： 1. Words: clean up, take the bus/subway, ride a bike, cut down, throw away, pull down, set up 2. Present progressive tense 3. Present perfect tense 4. Passive voice New Words： litter v. 乱扔 n. 垃圾；废弃物 boom n. 底部；最下部 fisherman n. 渔民；钓鱼的人 coal n. 煤；煤块 public adj. 公众的;公共的 n. 民众;百姓 ugly adj. 丑陋的；难看的 advantage n. 优点；有利条件 cost v. 花费 n. 花费；价钱 wooden adj. 木制的；木头的 plastic adj. 塑料的 n. 塑料；塑胶 make a difference 有关系，作用，影响 takeaway n. 外卖食物 bin n. 垃圾箱 Useful phrases: be full of=be filled with 充满，装满 used to do sth. 过去常常做某事 throw...into 把...扔进... paly a part in.... 与...有关；对...有影响 clean up 打扫；整顿 Key points: cut down 减少；砍倒 eg. The axe is too blunt to cut down the tree. instead of 代替；而不是 eg. Instead of helping her, her explanations only mix her up. 她的解释不但没有帮到她,反而把她搞糊涂了。 Our actions can make a difference and lead to a better future! action-act (v.)-actor/actress (n.)-active (adj.)- activity (n.) make a difference 有影响；起重要作用 eg. What you told me may make a difference to my own opinion. 你所告诉我的可能会影响我的看法。 Teaching Aims: to learn and to use new words shark fin cut off method cruel harmful chain ecosystem low industry law reusable afford transportation be harmful to at the top of the food chain scientific take part in turn off pay for take action to review key structures eg. Were trying to save the earth. The river used to be clean. The air is badly polluted. （第二课时） Warming up: Have you ever seen a shark? What do you know about sharks? New Words 1.shark n. 鲨鱼 2. fin n（. 鱼）鳍 3. cut off 割掉；砍掉 4. method n. 方法；措施 5. cruel adj. 残酷的；残忍的 6. harmful adj. 有害的 7. chain n. 链子；链条 8. ecosystem n. 生态系统 9. low adj（. 数量等）减少的；低的；