《zmj-5643-44613.ppt》由会员分享，可在线阅读，更多相关《zmj-5643-44613.ppt（17页珍藏版）》请在三一文库上搜索。
1、,Section B 第四课时(1a -1e),Unit 13 Were trying to save the earth.,人教版 九年级下册,The traffic is so heavy.It causes air pollution.So what should we do?We shouldnt waste water and electricity. What should we do?,pollution,The traffic is so heavy.,waste water,waste electricity,_ stop riding in cars _ recycle b
2、ooks and paper _ turn off the lights when you leave a room _ turn off the shower while you are washing your hair _ dont use paper napkins,1a,What can we do to help save the earth? Rank these items from the easiest (1) to the most difficult (5).,Recycling paper is really easy.,I agree. But its hard t
3、o stop riding in cars.,1b,Compare your answers in 1a with your partner.,1c,Listen and check () the things that Julia and Jack talk about.,1d,Listen again. Check () the things that Julia is doing now the things she will do in the future and the things she would never do.,We really shouldnt use paper
4、napkins, you know.,I know. I stopped using them last year.,1e,Make a conversation using the information from the chart above. Say what is true for you.,Recycling paper is really easy. recycle 作动词，意为“回收利用；再利用”，过去式为recycled，过去分词为recycled，现在分词为 recycling，第三人称单数为recycles。如：Chemical constantly circulate
5、or recycle in the system. 化学物质在系统中不断循环或回流。The sole reason the Recycle Bin exists is to implement an undo facility for deleted files. 回收站存在的唯一理由就是实现文件删除的撤销工具。,Language points,1. Its hard _ (stop) driving.2. We shouldnt _ (use) paper napkins.3. Take your own bags when _ (shop).4. _ (save) endangered animals is very important now.,to stop,use,shopping,Saving,5. My uncle is greener. He stopped _ paper napkins last year.6. You look tired! You should stop _ your work and have a good relax! A. to do B. doing C. to doing,using,B,完成课后提升作业。,书到用时方恨少，事非经过不知难。 陆游,