Unit 6 Topic 3 Section B学习目标:1. 学生能用英语简单地表述交通规则。2. 学生能掌握条件状语从句的用法。3. 学生能通过单词的重读判断句子表意的重点。重点; 1. 谈论交通规则。2. 进一步掌握条件状语从句的用法。难点：掌握条件状语从句的用法。课前预习1. 写出下列词语的中文意思，试着用这些词语造句。careless_ get a fine_ be in danger_ break the rules_cause trouble_2. 听 1a的录音，完成1b的句子。3. 根据2a中的图片提示，仿照所给例句口头描述每幅图片的内容。4. 预习指导1） get a fine“被罚款”2） Be in danger“有危险， 处于危险之中”Look! The little boy in the water is in danger.3） We should wear bicycle helmets when riding.我们骑自行车时应该戴头盔。 句中when riding=when we are riding.当主句和从句的主语相同时，从句的主语和be动词可省去。如：When walking along the street, I found a purse lying on the ground. 当我在街上散步时，发现地上有个钱包。Teaching procedure:1. 预习展示1.Check if the students have read and recited the new words and phrases.2.Read 1a in groups and answer :1). Where did the accident happen?2). What was the reason?3). What will Kangkang and Michael do next?3.Read 1a ,finish 1b .合作学习展示:1. Ask some students to make sentences with the new words and phrases.2. Finish 1b. Listen to 1a and complete the sentences.3. Finish 2a. Look at the pictures. Discuss the results of breaking the traffic rules with if. The expressions under each picture may help you.4. Finish 2b. Match the two parts of the sentences to make traffic rules.5. Finish 3a. Listen and read these sentences. Pay attention to the stress and understand the focus of each sentences.巩固落实:Finish 3b. Work in groups and play the If Chain Game. One student makes up a sentence with if. The next student says an if sentence with the first sentences result,paying attention to your stress.当堂检测：一、根据句意及中文提示完成下列各题。每空词数不限。1、 If you park you car in the wrong place, youll (被罚款).2、 Dont walk on the left side of the street, or you will (处于危险中)。3、 If you (违反交通规则), youll cause traffic accidents. 4、 You must be careful (骑车时) on the busy road.5、 If you make a wrong turn , youll （引起麻烦）。二：translate the sentences.1.如果我们违反交通规则，我们将会受罚甚至会有危险。_2.如果在大街上骑车，你必须要小心。_3.如果你骑车不小心，可能会出事故。_4.如果发生事故，你可能会受伤。_.