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