1、Unit 13 Were trying to save the earth! SectionA2a2d Teaching aims: 1. Knowledge aims: Words : coal, ugly, cost, wooden, plastic, takeaway, bin,recycle, napkin. Phrases :turn off, take action, throw away, put sth. to good use. Sentences：Were trying to save the earth! The river used to be so clean. Th
2、e air is badly polluted. 2. Ability aims: 能正确运用现在进行时，现在完成时，被动语态，情态动词和 used to 句型。 3. Emotional aims: 有环境危机意识，学会关注环境保护环境。 Teaching key points and difficulties： 1. Key points： （1）能正确运用现在进行时，现在完成时，被动语态，情态动词和 used to 句 型。 （2）保护环境的措施方法。 2. Difficulties： 能正确运用现在进行时， 现在完成时， 被动语态， 情态动词和 used to 句型。 Teaching
3、 procedures: I.Warm up Enjoy a short video and lead to the new lesson. II. Presentation Show the picture of the earth and tell students the earth is polluted now. For example: (1) The factories that burn coal pollute the air with a lot of black smoke. (2) Factories put waste into the river. Learn so
4、me new words. III. Listening 1. Work on 2a. Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. A. land pollutionB. air pollution C. noise pollutionD. water pollution 2. Work on 2b. Listen again and complete the sentences. 1) The air is badly polluted because ther
5、e are _ on the road these days. 2) Factories that burn coal also _ the air with a lot of black smoke. 3) There is also too much rubbish and waste. People _ things every day. 4) People are also littering in _ like parks. This is turning beautiful places into ugly (丑陋) ones. IV. Practice (Work on 2c)
6、Use the information in 2a and 2b to role-play conversations between Jason and Susan. Jason: The air has become really polluted around here. Im getting very worried. Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that V. Discussion Ask students what we should do to save
7、the earth. Help students answer, turn off the lights when you leave a room; stop riding in cars; stop using paper towels or napkins; recycle books and paper. VI. Work on 2d. 1.Listen to the conversation in 2d and complete the chart. 2. Read 2d and complete the chart. ProblemsSolving problems air pol
8、lution waste pollution 3. Role-play the conversation. VII. Make a survey. NamesOpinions VIII. Homework The earth is badly polluted. Please make a poster and think of what we can do. IX. Blackboard Design Unit 13 Were trying to save the earth! Section A2a2d air pollutionwater pollution G1G2land pollutionnoise pollution X. Reflection NamesOpinions Reporter:What will you do for saving the earth? S1:. S2:.
