Unit2__B__Let’s__learn__教学设计.doc

Unit 2 B Lets learn 教学设计(B Lets learn Role-play)一、教学目标（一）认知目标1. 能够听、说、读、写单词slow, down, stop 及短语 slow down。2. 能熟练运用句子Slow down and stop at a yellow light. Stop and wait at a red light. Go at a green light.（二）能力目标能在实际生活中灵活运用所学知识。（三）情感目标教育学生要自觉遵守交通规则。二、教学重点、难点（一）重点掌握四会单词和短语slow, down, slow down, stop。突破方法：反复读，拼写四会单词和短语，小组合作，突破重点。（二）难点理解句子Slow down and stop a yellow light. Stop and wait at a red light. Go at a green light.的意思，并能熟练运用。突破方法：教师汫解，学生在情景中练习运用，突破难点。三、教法与学法点拨法，小组合作法，情景教学法。四、教学准备教师准备多媒体课件、B. Lets learn课文情景动画或音频MP3。这些资料都可以在优教班班通平台上找到，老师可以下载整理使用。以及单词卡片和相应的教学图片、遮眼布、自制交通信号灯。五、教学过程Step 1 ：Warm-up1. 教师复习上节课学过的句子和单词，可借助相关道具或实物。In the USA people on bikes must wear one.Dont go at the red light.I must pay attention to the traffic lights.2. 教师指实物，学生说出相应的颜色。如：green绿色，red红色，yellow黄色，black黑色，blue蓝色，white白色。Step 2： PresentationLet s learn1. 教师出示自制红绿灯，手拿黄灯，边做减速停止动作边说：Its a yellow light. I must slow down and stop. Slow down, slow down, slow down! Stop, stop, stop!教师教读句子：Slow down and stop at a yellow light. 教读句子顺序如下：T: slow，slow，slow (慢速，并配上手势)Ss: slow, slow, slowT: down, down，down (教师做夸张口型并配上手势）Ss: down, down, downT: slow down, slow down, slow downSs: slow down, slow down, slow downT: stop, stop, stopSs: stop, stop, stopT: at a yellow lightSs: at a yellow lightT: Slow down at a yellow light.Ss: Slow down at a yellow light.T: Slow down and stop at a yellow light.Ss: Slow down and stop at a yellow light.2. 教师手拿红灯，脚停住不动，但摆动双臂不意要走说：Its a red light. I must stop and wait. Stop, stop, stop! Wait, wait, wait!教师带读句子：Stop and wait at a red light. 教读句子顺序如：T: A red light. Ss: A red light.T: At a red light. Ss: At a red light. T: Wait at a red light.Ss: Wait at a red light.T: Stop at a red light.Ss: Stop at a red light.T: Stop and wait at a red light.Ss: Stop and wait at a red light.3. 教师手拿绿灯，一边向前走一边说：Its a green light. I can go. Go, go, go! 教师带读句子：Go at a green light.可分小组比赛进行句子操练。4. 教师把句子编成chant形式进行操练。如：Slow down and stop, slow down and stop.Slow down and stop at a yellow light.Stop and wait,Stop and wait.Stop and wait at a red light.Go, go,go.Go at a green light.5. 播放Lets learn 部分的录音，学生一边听录音一边跟读，教师注意适当纠正学生的发音。学生熟练后，可让学生替换关键词或短语进行自由练习。如：S1：Look! The park is over there！Lets go!S2：Please stop! Its a yellow light now. We must slow down and stop.6. 教师示范书写四会单词和短语，学生仿写，教师可请几位黑板上，并作适当评价，以鼓励为主。Role-play一位学生手举自制的红绿灯，模拟交通信号灯。两位学生根据信号灯说出相应的口令。两位学生模拟行人，其中一位学生用遮眼布遮住眼睛模拟盲人。另一位学生协助盲人根据指令做相应动作，二人间可进行自由对话。教师可先做示范，也可另派几名学生模拟汽车或其他真实生活中存在的情况。Step 3: Practice师生合作一起玩游戏。教师请出若干名学生，让他们根据指令做相应的动作，如：教师说a red light ,学生停着不动并等待；教师说a yellow light , 学生做减速停止的动作；教师说 a yellow light ，学生往前走。连续做错两次动作的学生被淘汰。然后换一组学生在做这个游戏，由其中一名学生来发指令，也可让全班学生分为六人一组，分别进行小组活动。Step4：Consolidation and extension1.学生背诵并抄写四会词语。2.做活动手册上的配套练习。板书设计Unit 2 ways to go schoolSlow down and stop at a yellow light.Stop and wait at a red light.Go at a green light.六、教学反思本课时的学习内容与现实生活息息相关，十分重要。重点在于创设真实情境，让学生在学习单词、新句子的同时，掌握生活技巧。操练活动也应具有意义性，角色扮演环节犹如