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课件网) should Brainstorm What should we do for the world ... shouldn’t What shouldn’t we do for the world use bikes instead of cars keep the air clean and fresh litter waste water keep the rivers clean kill wild animals Read and put them into right boxes. Game time shouldn’t should plant more trees We should/shouldn’t ... The city is very crowded at this time. Look at two pictures. What can you see Look and say. E Let’s Write many cars In the morning, many people go to work by bus or by car. And in the evening, they drive back home. I go to school by bus. How do you go to school I go to school on foot. How do you go to school Look at the picture. Write a few sentences about it. E Let’s Write 1.There are on the road. 2.We can go to school or . 3.In the morning many people go to work . 4.In the evening many people . many cars on foot by bus by car drive back home Name How to go to school/go to work On foot By bus By car Do a survey Group work I go to school ... How do you go to school 1. Get some pictures like these. F Let’s Have Fun 2. Talk about the pictures. (Use the words “should” and “shouldn’t”. We shouldn’t cut down trees. We should plant more trees. We shouldn’t ... We should ... 2. Talk about the pictures. 3. Work in groups. Design a poster. Use the words “should” and “shouldn’t”. 唱反调。一人说出“We should...”的句子，另一人则换成“We shouldn’t...”重复句子。反之亦然。 We shouldn’t keep the rivers clean. We should keep the rivers clean. Play the game ( ) 1. We can go to school by foot. A B C ( ) 2. You shouldn’t waste so many water. A B C 一、 找错误并改正。 B on C much Exercises 1. She (去购物) every day. 2. We (不应该) litter.a 3. I’m (洗我的短上衣) . 4. We should keep the air (清洁而新鲜) .a 二、根据提示完成句子。 goes shopping shouldn’t washing my blouse clean and fresh Key phrases: many cars, by bus, on foot, by car, drive back home Summary Key sentences: We should/shouldn’t 1. 复习本单元内容。 2. 制作一张宣传环保的海报，在标语中用上keep和clean。 Homework
