1、Unit 8 A green world,Welcome to the unit,Warming up,Did you know that all around the world, 3 to 6 billion trees are cut down each year? Have you ever planted a tree?,What do you think of the video?,dig,adj. 认真的， 严肃的,breadfruit,Look and learn,dg,vt. & vi. 挖 (洞，沟等),n. 面包果,bredfrut,serious,srs,vt. & v
2、i. 减少，降低,We can reduce air pollution by riding bicycle.,rdjus,turn off,We can save energy by turning off the lights when we leave.,关上（开关）,vt. 回收利用，循环利用,We can protect the environment by recycling things.,recycle,risakl,adj. 明智的，充满智慧的,The parrot is very wise.,waz,vt. 导致；造成,Human pollution causes glob
3、al warming.,人为污染导致全球变暖。,kz,Listen and answer,1. What is Hobo going to do? 2. Will more trees be planted this year? 3. What does Eddie like doing? 4. What will Eddie plant?,1. What is Hobo going to do?2. Will more trees be planted this year? 3. What does Eddie like doing?4. What will Eddie plant?,He
4、is going to plant trees.,Yes. Trees are good for us.,He likes digging in the garden.,He will plant breadfruit trees.,Check the answers,Act out the comic strip,The class 1, Grade 8 students are talking about ways to live a green life. Look at the pictures below and match them with the correct sentenc
5、es.,Do Part A,A green life,a. We can reduce air pollution by riding bicycles.,b. We can save water by taking shorter showers.,c. We can save energy by turning off the lights when we leave a room.,d. We can protect the environment by recycling waste.,1. How did Kitty go to school in the past?2. What
6、about now?3. What does Millie think she should do to live a green life?,Her father used to drive her to school.,They take the underground now.,She thinks its wise for people to choose public transport and ride bicycles.,Listen and answer,4. What about Daniel?5. What about Sandy?,He thinks we can tak
7、e shorter showers to save water.,She thinks we should remember to turn off the lights when we leave a room.,Read the conversation after the recorder.,Work in groups and talk about the ways to live a green life.,A: What should we do to live a green life? B: I think . C: I think . D: I think .,Free ta
8、lk,Phrases,1. 今年要种更多的树吗？2. 对我们有益 3. 喜欢在花园挖掘 4. 你当真吗？ 5. 种面包果树 6.减少空气污染 7. 通过做某事 8. 节约水 9. 进行较短时间的淋浴 10. 洗澡 11.节约能源 12. 通过关灯,Will more trees be planted this year? be good for us like digging in the garden Are you serious? plant breadfruit trees reduce air pollution by doing sth. save water take short
9、er showers take showers save energy by turning off the lights,13. 保护环境 14. 通过循环利用废料 15.过绿色的生活 16.过去开车带我去学校 17.引起严重的空气污染 18.人们选择公共交通是明智的。,protect the environment by recycling waste live a green life used to drive me to school cause serious air pollution Its wise for people to choose public transport,
10、Language points,一般将来时的被动语态结构,will + be + V.pp,1. will be planted,将会被种植,e.g. The panda _ (send) to the zoo tomorrow.,will be sent,2. be good for sb./sth.,对有益,3. dig,vi./vt. 挖 (洞,沟),dig dug - dug,现在分词,digging,e.g. He _(dig) a hole in the garden when I went to see him.,was digging,Its good of sb. to do
11、 sth.,e.g. _ (plant) trees _ _ _ (对有益) theenvironment.,Planting,is good for,4. reduce,vt./vi. 减少，降低,e.g. The costs were _ (reduce) by 20% last year.,reduced,5 turn off,关上（电器等）,turn on,打开,反义短语,e.g. Please _(关掉他们).,turn them off,(代词只能放中间),6. live a . life,过着.的生活,live a happy/poor/ life,8. cause,vt. 导致
12、，造成,e.g. The heavy rain will _ many big problems,cause,7. drive sb. + to + sp.,驾车送某人去某地,drive to sp.,= go to sp. by car,开车去某地,将下列句子改为被动语态。 1) His father will mend his bike._ 2) John didnt finish the homework._ 3) Did Mike watch the new movie yesterday?_,His bike will be mended by his father.The home
13、work was not finished by John.Was the new movie watched by Mike yesterday?,4) Are the students going to plant trees tomorrow?_,Are trees going to be planted by the students tomorrow?,根据汉语提示写单词。 1. Is he _ (严肃的)? 2. We can _ (减少) air pollution by riding bicycles. 3. He is _ (挖洞) in the garden. 4. We can _ (回收利用) old things. 5. It is _ (明智的) of you to take a map.,serious,reduce,digging,recycle,wise,Exercises,Homework,Read the text book and learn the new words and phrases by heart.,Thank you!,