Module 4 The natural worldUnit 12 Fire教学设计2教学目标1.能初步描述与火相关的自然现象。2.能用情态动词表示禁止和命令事项。3.能通过阅读短文理解其中包含的寓意，并针对所抓住的信息进行正确的判断。教学重难点语音: th ( thin, path)教学流程Pre-task Preparations:1. Greetings: How are you doing today? Whats the weather like today?2. Read the poem together:Look at the fire. Fire, fire, fire!Call the fire station. One, one, nine!Bring the fire engine. Engine, engine, engine!The brave firemen put out the fire!3. Game:T: Please tell me what the sign means as quickly as you can. (T shows the sign and the students say.)While-task procedures: 1. Look at the sentences on Page 84, Listen to the tape and try to fill in the blanks.We mustnt _.We mustnt be _. We mustnt play with _.T asks: Where can you see these signs? What can we do when there is a fire?2. Show the pictures of the classroom, library and canteen. T: What must we do? What mustnt we do there?3. Group work:T: Can you design your own signs? Please look at the pictures on Page 85. Lets make the signs. Please write down the words. Who can come and show us your sign?4. Write these words on the blackboard. Underline the part thT: th, th, thin, thin th, th, path, pathPost-task activities: Fire is very dangerous. We must stay away from it. We must use it carefully. Can you make a poster about Fire?课后作业1. Recite the words of Unit 12.2. Try to read the sentences on Page 84.