1、Lesson 8 You must be careful.教学目的：1.会说会用这些句子：You must be careful. The light is green and you can crass.What does it mean?2.会说会用会写这些单词: stop, traffic lights, red, green, cross, park 3 进一步学习情态动词 can ,may 的基础上学习 must 的意义和用法。课前准备：1 教师准备交通标识牌，红绿灯等。2 录音机和相关部分的录音带。3 stop, traffic lights, red, green, cross,
2、 park 的单词卡片。.4 老师以 55 页的图片为参考,制作一个 flash 课件。5 教师准备 57 和 58 页的交通标识牌。6 老师准备蓝色的玩具汽车，交警帽等。教学过程：一、热身（Warming up）1老师播放事先准备的 flash 课件引出话题，课件内容可这样设计对话：P: Stop ,stop! A car is coming.G: Oh, dear! Sorry.P: It doesnt matter. But you must be careful. Look at the traffic lights. The light is red and you must sto
3、p. The light is green and you can cross.G: The light is yellow now, What does it mean?P: It means“ wait a moment”G: Oh, I see. Thanks a lot.2Listen and do: 由老师发指令，全班学生站起来集体做，也可以请一组学生站在前面来做，指令由慢到快。做错的人罚坐下，做到最后的人获胜。指令为： Turn right. Turn left. Turn right. Turn right. Turn left. Turn back, Turn right. T
4、urn left. Turn left. Turn right. Turn back. Turn right. Turn left. Turn right.指令中 Left, right ,back 无规律。此游戏也可以请一组学生站在前面来做，由全班同学看着老师的暗示统一发指令进行。 二、新课展示（New Presentation）老师通过准备的蓝色玩具汽车，红绿黄灯的标识牌，以及常见的交通标识牌等讲解本课重点句型和词汇：1T:老师和学生一起边唱边做动作。原地踏步做动作：Step, step, step.Step right, step left.Step right, step left.T
5、urn right, turn left.Turn right, turn left.Turn, turn, turn.T: Stop, Stop.（食指指着另一掌心）. Dont move. Dont turn right. Dont turn left.2老师拿出一辆蓝色玩具汽车：Whats this ?Ss: Its a car.T: What colour is it?Ss :Its blue.T: 老师拿出红灯问，What colour is the light?Ss:老师引导学生说： Its red .Its a red light.并在教室里找出红色并指给学生看，Red, red
6、, Its red.T: 老师拿出绿灯问：What colour is the light?Ss 老师引导学生说：Its green. Its a green light. 并在教室里找出绿色并指给学生看，Green, green, Its green.T: 老师拿出黄灯问 What colour is the light?Ss: 老师引导学生说：Its yellow. Its a yellow light. 并在教室里找出黄色并指给学生看，yellow, yellow, its yellow.T:拿出红、绿、黄灯的标识牌, How about this?Ss: They are red li
7、ght, yellow light and green light.T: 老师引导学生说：They are traffic lights. Traffic lights. Traffic lights 指交通信号灯。3T:今天我们玩一个“红灯停，绿灯行”的游戏，T: The light is red(举起红色的灯)and you must stop.The light is green(举起绿色的灯） and you can cross.（示词卡）并边走边说：cross, cross, cross the street.（举起黄色的灯）： What does it mean? 看着学生茫然的表
8、情，老师继续问：How about yellow?Ss: Wait a moment。T: Yes, It means “wait a moment”. Now lets begin.(举起红色的灯）The light is red. Can you go?Ss: No, You must stop.T:（举起绿色的灯）The light is green now.Ss: We can cross.T:老师拿玩具汽车开来并伴有汽笛声音： Hi, stop! A car is coming.Ss: Oh, dear! Sorry.T: It doesnt matter. But you must
9、 be careful. careful 由名词 care 加后缀- ful 构成，是形容词。我们不能直接跟在 must 的后面，因而我们在他后面加了系动词 be。T:（出示 park 的示词牌）What does it mean?Ss: It means “You can park here”.T:（出示禁止停车的示词牌）How about this?Ss: Dont park here.T:（出示禁止穿过马路的示词牌）What does it mean?Ss: It means” Dont cross the road.”T:（出示禁止左转的示词牌）How about this?Ss: D
10、ont turn left.T: Stop, stop! We stop here today.3 小结：Must 和我们之前学过 can ,may 的一样都是情态动词，后直接跟动词原形. Must 是“一定、必须“的意思，用来表示对某人的要求。如： You must do your homework now. You must go to school today.四、巩固活动：遵守交通规则游戏：老师可把教室的过道当成街道，然后分别让几个学生在每个十字路口充当小交警。在让几个学生扮演行人，老师下口令 turn left, turn right, turn back，go 等，看他们是否遵守交
11、通规则。五、听录音学习对话：T: Lets listen to a dialogue, then answer the questions.（播放对话部分录音, 抢答。抢答正确者为所在的组赢得一分，看哪组是今天的获胜小分队。 ）T: What is coming?Ss: A car is coming.T: What should you look at?Ss: You must look at the traffic lights.T: The light is red. Can you go?Ss: No, you must stop.T: The light is green. Can
12、you go?Ss: Yes, you can go and cross .六、播放 Listen, look and match 部分录音.听并连线，看看哪个句子和哪幅图意匹配。 七、做 Lets Practise(I).交通标识牌知多少？老师让每组推选出一个小交警，然后出示事先准备的 57、58 页的交通标识牌让他们抢答，抢答正确的为各自的组赢得一朵红花，看谁是交通百事通。如：老师举起图 1 问： What does it mean?S1 It means “Dont stop here. You must be careful”图 2 “Dont park here.”图 3 “Dont
13、 cross the road.”图 4 “Dont turn left.”八、做 Lets Practise(II).（做红灯停，绿灯行的游戏） ，T: Look !What are they ？red light, green light and yellow light.Ss: Oh, yes. Traffic lights, traffic lights, look at the traffic lights.T: The light is red. Can you go ? Ss: No, you must stop.T: The light is yellow.What does it mean?Ss: It means “wait a moment”.T: Green light now, Ss: Lets go.
