新起点小学英语四年级上册Unit5SafetyLesson25教学设计

Unit5SafetyLesson25教学设计一、教学目标：1. 知识与技能目标： 能够在相应的情景下，感知、学习与安全有关的6个单词和词组，即，play with fire, downstairs, climb, touch, dangerous, careful 和祈使句的否定形式 Dont. 2. 过程与方法目标：能在相应的情景下展开与安全有关的对话和听力活动，能够通过歌谣学会制止别人做某事和了解安全知识。3. 情感态度价值观：形成安全防范意识和自我保护意识。二、教学重点：学生借助教学课件，单词卡片和录音磁带，学习与安全有关的六个单词和词组。学会祈使句的否定形式。三、教学难点：Dangerous 和 careful 的读音和拼写。能够运用所学的生词、句型完成真实的交际活动，提高综合语言运用能力。表演对话。四、课前准备：电脑课件、教学单词卡片、奖品等。五、教学过程：一、Warming up and lead in1. Greeting2. TPR 活动： T: Please say and do with me1) T: Up, up, up. S: Up, up, up2) T: Down, down, down. S: Down, down, down.3) T: Touch your nose. S: Touch my nose. T: Stop. Dont touch your nose. 学生相应停止。4) T: Touch your pencil box. S: Touch my pencil box. T: Stop. Dont touch your pencil box.5) T: Touch your English book. S: Touch my English book. T: Stop. Dont touch your English book.6) T: Run, run, and run. S: Run, run, and run. T: Stop. Dont run.7) T: Walk, walk, and walk. S: Walk, walk, and walk. T: Stop. Dont walk.8) T: Swim, swim, and swim. S: Swim, swim, and swim. T: Stop. Dont swim.9) T: Play with a ball. S: Play with a ball. T: Stop. Dont play with a ball.二、Presentation:1. T：Can you guess? What shape is it? 教师画图形，让学生来猜。 S: It is a triangle .It is a square. T: What is it? 黑板上的图形组成一个房子，让学生来猜。 S: It is home. T: There is also stairs in the home. 教师为房子画上楼梯，学习单词 downstairs. T: What can you do at your home? S: I can draw picture. S: I can watch TV. .2. 初步感知本课内容，同时完成听力练习。1) 引导学生看大屏幕，师生交流，熟悉 A 部分的内容。T：Boys and girls, do you want to see Joys home? Lets watch the big screen. There are many people in Joys home. Who are they?S: They are Andy, Joy, Bin bin, Bill, and Yaoyao.T: Where is Bill? S: He is in the kitchen.T: What other people can you see? Can you see Joys mother and her little brother?S: Yes. T: Where are they? S: They are in the bedroom.T: How about Joys father and little sister? Where are they?S: They are in the living room.2）完成听力练习。T: Do you want to know what are they talking? Lets listen to the tape.First time: T：Just listen. Please listen carefully.Second time: T：Open your book at page 42 and Get your pencil ready.Third time: lets listen again and check the answer.教师和学生共同订正答案，进一步熟悉本课内容。T：In the bedroom Joys little brother is climbing the window. Mother says: “Dont climb the window.” Whats the number? S: Its number 1.T: In the kitchen, Bill is playing with fire. Joy says: “ Dont play with fire”. Its dangerous. Whats the number? Its number 4.T: Andy and Bin bin are running downstairs. Lily says, “ Dont run downstairs”. Whats the number? S: Its number 3.T: In the living room Joys little sister is touching the socket with her wet hands. Father says, “ Be careful. Dont touch it.” Whats the number? S: Its number 2.T：If you got them all right. Please draw a big star for yourself. 全对的同学为自己画五角星。三、 Creating a situation to learn the new words and sentences.T: I will introduce a boy for you. He is my nephew, he is at home. 教师引导学生观看录像，发现录像中的四个不安全的错误的行为。1. 第一遍：请学生完整的看一遍录像仔细发现其中的不安全行为。2. 第二遍：T：Lets look again; please find the four incorrect actions. If you find, please say, “stop”.再次观看录像，录像中的男孩在爬窗户.这时学生纷纷喊 stop.画面同时定格。T: Why stop? What is he doing?S: He is climbing the window.学习词组climb the window.T: What can you tell him? 引导学生说出由 Dont 引导的否定祈使句。S: Dont climb the window. 教师出示不要爬窗户的图标。带领学生读句子。贴图标于黑板上，板书句型。Dont climb the window.T：Why dont climb the window? 教师出示“危险”的单词卡片学习 dangerous。S: Its dangerous.教师找若干个学生朗读单词。T: Oh Its dangerous. So you should be careful. 教师出示“小心”的单词卡片学习 careful。S：Be careful.学生依次读句子练习。4. 继续观看录像，录像中的男孩在玩火。这时学生纷纷喊 stop 画面同时定格。T: Why stop? What is he doing?S: He is playing with fire.学习词组 play with fire。T: What can you tell him? 引导学生说出由 Dont 引导的否定祈使句。S: Dont play with fire. 教师出示不要玩火的图标。带领学生读句子。贴图表于黑板上。全班读 Dont play with fire.5. 继续观看录像，这时候录像中的男孩在用湿手触摸电源.这时学生们又喊 stop 画面同时定格。T: What is he doing? Oh, He is touching the socket with her wet hands.S: Touch the socket.学习 touch。T: What can you tell him? 引导学生说出由Dont 引导的否定祈使句。S: Dont touch it. 教师出示不要触摸的图标。带领学生读句子。贴图标于黑板上，请学生说出 Dont touch it.6. 继续观看录像，这时候录像中的男孩在跑下楼。这时学生们喊 stop 画面同时定格。T: Why stop? Is he playing with fire? S: No. T: What is he doing?S: He is running downstairs.T: What can you tell him? 引导学生说出由 Dont 引导的否定祈使句。S: Dont run downstairs. 教师出示不要跑下楼的图标。带领学生读句子。贴图标于黑板上，请学生说出 Dont run downstairs.学生小组练习句型。7. 根据黑板上的图标请学生把句子贴在对应的图标下。四、Practice1. T: In our home. Some actions are dangerous, you should be careful. Lets chant the safety rule. 师生共同说唱歌谣，巩固单词跃课堂气氛。2. 看 B 部分的图，师生操练对话。Teacher and a student make an example.Listen to the tape and repeat.Students practice in groups.Students show the dialogue.五、 Expansion1. 教师出示 Part C 部分的四幅小图。引导学生依此根据图片说出相应的否定祈使句。Dont play/ run in the living room.Dont climb the tree.Dont touch it./ Dont touch the wire.Dont touch it. / Dont touch the broken window.学生小组合作进行角色扮演并表演对话。2. 教师指着书中的空白图片请学生来自己通过画图来制定安全规则。Teacher draws a picture and gives th