Unit 2 Topic 3 Section A 课件 1.ppt

1、,Unit 2 Saving the Earth,Topic 3 What can we do at home to protect the environment? Section A 课件 1,Kinds of pollution:,air pollution,water pollution,noise pollution,litter,soil pollution,light pollution,The air smells terrible.,The flowers and grass have gone!,The water is dirty.,We must do somethin

2、g to protect the environment! What should we do or shouldnt do ?,List some of them in groups.,The three Rs are important.,( three Rs reduce, reuse and recycle ),r,r,r,+,+,=,three Rs,You try! You can!,Journalist: So what kind of things can we do at home to protect the environment? Jane: We should . F

3、or example, We should and . Journalist: What can students do at school? Jane: I think recycling can not only protect the environment but also save money. So we encourage students to . Then we sort them so that they can be recycled. Journalist: Its nice of you to do that. Thank you! Jane: Its a pleas

4、ure. .,reduce the waste we produce,use both sides of paper,collect waste paper and soft drink cans,Everyone is supposed to do so,reuse plastic bags,Brainstorm,Work alone Fill in the blanks according to 1a.,1. The journalist is _Jane about _. 2. Janes main job is _ _ 3. We should use_ and reuse _ at

5、home. 4. At school, students can collect waste paper and _. 5. Recycling is an excellent way not only to _but also to _.,interviewing,environment protection,to help spread the message about protecting the environment.,both sides of paper,plastic bags,soft drink cans,protect the environment,save mone

6、y,Test,6,5,4,3,2,1,Choose the pictures to get your questions.,连词 or, and, but 和 while的用法,or 否则的话 and 并且,而且 but 但是,表示转折 while 而, 然而 强调对比,Noise is a kind of pollution.,Its harmful to our hearing.,Join the sentences with or, and, but or while.,Noise is a kind of pollution and its harmful to our hearing

7、.,home,She was busy cooking.,They were watching TV.,Join the sentences with or, and, but or while.,She was busy cooking while they were Watching TV.,home,He has failed several times .,He never gives up.,Join the sentences with or, and, but or while.,He has failed several times but he never gives up.

8、,home,Some things we have done are good for the earth.,Some are bad.,Join the sentences with or, and, but or while.,Some things we have done are good for the earth while some are bad.,home,The earth is beautiful.,People are hurting the earth now.,Join the sentences with or, and, but or while.,The ea

9、rth is beautiful but people are hurting the earth now.,home,Hurry up.,You will miss the bus.,Join the sentences with or, and, but or while.,Hurry up or you will miss the bus.,home,连词 or, and, but 和 while的用法,-Jane, would you like to go shopping with me? -Id like to, and _ -Jane, would you like to go

10、shopping with me? -Id like to, but _,A I have a lot of homework to do. B I also want to buy some clothes.,B,A,连词 or, and, but 和 while的用法,Lucas, get up or you will.,Mike, work hard and you will .,Nodding the head means agreement.,Shaking the head means disagreement.,Join the sentences with or, and, b

11、ut or while.,Nodding the head means agreement while shaking the head means disagreement.,Noise is a kind of pollution.,Its harmful to our hearing.,Join the sentences with or, and, but or while.,Noise is a kind of pollution and its harmful to our hearing.,Key points,1. So we encourage students to col

12、lect waste paper and soft drink cans.,于是我们鼓励学生收集废纸和易拉罐。,encourage sb to do sth 鼓励某人做某事,My mom often encourages me to study hard.,政府鼓励人们多种树。,The government encourages people to plant more trees.,派生词：courage n. 勇气,妈妈经常鼓励我努力学习.,2. Its nice of you to do that.,你做这件事情真是太好了。,当表语形容词是说明不定式的逻辑主语sb 的特征时，用of； Its very kind of you to help me with my English.,当表语形容词是说明不定式的特征时要用for, Its very important for us to keep fit。,3. Everyone is supposed to do so.,每个人都有义务这样做。,be supposed to do sth. 应该，应当做某事,You were supposed to be he