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第二课时一、课时内容 A.Lets talk A. Lets play二、课时分析 本课时是义务教育灵通版（pep）小学英语教科书四年级下册的第四单元第二课时，本课时继续围绕“参观农场”这个话题展开内容，与第一课时紧密相连，包括 A.Lets talk A. Lets play 两个板块。本课时的A Lets talk .部分通过Mike 与Sarah 参加农场并与农场主人对话的情景让学生感知句型Are these carrots Yes, they are. No, they arent. 以及What are these Theyre tomatoes.的语义及语用情景。A Lets play 部分则是用来操练A Lets talk板块的核心句型。本课时核心句型是涉及名词复数形式的特殊疑问句和一般疑问句，这一知识点在四年级上册第四单元的B Lets talk 出现过一次，本册学生用书的前三单元均未有涉及。教师可创设适当的语境让学生充分的感受并理解名词单、复数的意义以及相应句型变化，并能在情景中正确运用和表达。 三、课时目标1. 能够在情景中运用句型Are these Yes, they are. No, they arent. 以及What are these Theyre .询问物品名称并回答。 2. 能够在情景中运用句型Its time for 描述即将要做的事情。 3. 能够在情境中恰当运用句型They re good/ so big描述物品的特点。 4. 能够在语境中理解新词carrot 和 tomato 的意思，并能正确发音。 5. 理解A Lets talk .部分对话大意，能够用正确的语音语调朗读对话。四、课时重难点1. 课时重点能听、说、认、读本课时的主要句型Are these Yes, they are. No, they arent. 以及What are these Theyre .并能做出正确的回答。2. 课时难点 Are these 后面跟的是名词的复数形式。五、教学准备 1. 学生自制单词卡片 2. 教学挂图及配套PPT 3. 录音机及配套磁带 4. 西红柿、豆角、土豆、和 胡萝卜的实物 5. 一个箱子六、教学过程Step 1 Warm up T Good morning, everyone. Ss Good morning, teacher. T Nice to see you again. Ss Nice to see you, too. 设计意图通过师生问候的形式，让学生在课堂上动起来，即锻炼了学生的交流能力，又活跃了课堂。Step 2 Lead in活动夸一夸菜园的蔬菜。活动方案老师课件展示一个丰收的菜园的景象，要求学生用赞叹的口气夸一夸这些蔬菜。 如S1 Look at the green beans. Theyre so long. Look at the potatoes. Theyre so big. Look At the tomatoes. Theyre so good. 设计意图通过这个活动不仅复习了旧知，活跃了课堂，也为本课时的句型学习做了铺垫。Step 3 Presentation 1. 教学 A.Lets talk 教学句型Look at these Are these Yes, they are.接上面的游戏定格在“They are so good. ”T 老师竖起大拇指说Theyre so goodThey are so big. 然后教师拿起carrots 图片，带着疑问说 Are they carrotsSs（引导学生回答）Yes, they are. 根据学生的回答老师板书句型Are they carrots Yes, they are. 并领读。T领读数遍之后，老师手指胡萝卜继续说Look at these.Are these tomatoesSs引导学生回答）Yes, they are. . 教学句型 What are these They are . T 接上面的游戏老师手指豌豆说）What are these 然后做恍然大悟状自言自语的说）Oh They are green beans. T 然后老师手指西红柿问）What are these Ss 引导学生回答）These are tomatoes. 根据学生的回答老师板书句型What are these These are tomatoes.并领读。 . 教学句型Theyre so yum. Try some Theyre good Thanks .Yum. 游戏 说水果 老师手里拿水果，请一名学生到台前观看，全班同学一起问What are these 这位同学必须尽快的用They are 来回答。当这位同学说对了时，老师就赞叹着说“Wow They are so big They are so yum. Wow They are so nice.等，边赞叹边把水果当奖品奖励给学生，边赠边说Try some.老师示意Try some意思）They are good. 并引导学生回答Thanks.并尝一口说Yum.老师根据学生的回答并板书句型They are so yum.Try some .They are good. Thanks.Yum. 播放 A.Lets talk 录音，让学生边指图片，边听录音，边跟读。 分组按角色练习对话。 设计意图利用实物教学，帮助学生更好的理解和运用语言。利用分角色练习对话，培养了学生在生活中运用语言的能力。 2. 教学A. Lets play 活动猜词卡游戏 活动方案 将全班学生分成三人一组利用手中的词卡做游戏。第一位同学拿出一张词卡背对同学们问What are these 另一位同学就来用一般疑问句来反问，如果不正确就由第三位同学来反问。直到猜到为止。 如S1What are these S2Are they tomatoes S1 No. S3 Are they tomatoes S1 Yes, they are. 设计意图通过本活动操练了A.Lets talk中的核心句型，活跃了课堂，使学生能够在语境中熟练地运用句型。Step 4 Practice 活动摸一摸 ，猜一猜，说一说 活动方案老师把一些水果放到课前准备的箱子里，老师叫一名自告奋勇的学生到台前摸一摸，然后由全班同学发问What are these 这位同学根据自己的感觉回答They are .全班同学根据这位同学回答用Are they 提问。在同学们发问的时候，把水果拿出来，如果说对了大家就一起说Yes, they are. 如果说错了，同学们摇头不语。 如 S全 What are these S指名They are apples. S全 Are they apples S全 Yes, they are. 设计意图创设情境，使学生进一步运用、巩固A.Lets talk中的核心句型，。 Step 5 Summary TBoys and girls, Lets look back this class. Which new sentences do you learn todaySs Look at these -- Are these -- Yes, they are. -- What are these -- They are . They are so yum.Try some .They are good. Thanks.Yum.设计意图鼓励学生积极发言，帮助学生整理，总结，便于学生们在情景中运用语言。七、课堂作业 . 连连看。 1. 2. 3. 4. 5. A. tomatoes B. carrots C.potatoes D. oranges E. Green beans . 根据图片回答问题。 1. -- Are they potatoes -- 2. -- What are these -- 3. -- Is this a dog -- . It is a . . 问答连连看。1. What are these A.Yes, they are .2. How many pencils do you have B. No, it isnt3. Are they tomatoes C. Five .4. Is this a pear D.They are grapes.答案. 1--B 2--D 3--A 4--E 5--C. 1.Yes, they are . 2. They are watermelons . 3. No, it isnt . ；duck. . 1--D 2--C 3-- A 4--B八、板书设计 Unit 4 At the farm 第二课时 Look at these -- Are these -- Yes, they are. -- What are these -- They are . They are so yum.Try some .They are good. Thanks.Yum.
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