英语人教版四年级上册Unit1B Let’ s talk Let’s play

Unit1第五课时 B Let s talk Lets play澄海实验小学 林瑞珩一学习目标1.能够听说读本课的主要单词clean, help。2.能够听懂、会说并能在情境中正确使用祈使句：Lets Let me 二学习重点、难点1.重点是能够听懂、会说并能在情境中正确使用祈使句：Lets Let me 2.难点是能理解Lets Let me 的区别，并能正确使用。三课前准备CAI. picture, cards, tape, pencils, radio, galloping dominoes四学时安排 一课时五学习过程1.创设场景引入T: Welcome back to school . Boys and girls, this year we have two new friends. We will have a party to welcome them. Lets go to the supermarket and buy some food. But we should make a shopping list first. Now look at the picture.T: Whats this?S:BreadJuiceApplePear.T:Lets buy some breadjuiceApplePear.S: OK.T: Wow, so many foods. All the foods are yummy. Do you like them?S: Yes, I do.T: But have a look. Our classroom is so dirty, we should clean first now. Lets clean the classroom, OK?S: OK.出示纸条引出Lets clean our classroom, OK?并操练（1）全班跟读（2）分组（3）师生互问（4）男女生互问2.学习Let me clean the teachers desk并操练出示“desk”图片T: Now look at the picture. Whats this?S: Its desk.T: Let me clean the desk.(连续2次)T(师指着讲台问)：Whats this?S: Its teachers desk.T: Its so dirty, let me clean the teachers desk(一边读一边做动作)师问：哪位同学来猜猜老师在做什么？生答：擦讲台T: Yes, good.(师出示纸条并操练句子Let me clean the teachers desk)(1)全班跟读 (2)小组并开火车（2人2人一起开火车）3.学习Let me clean the windows.并操练出示“window”图片T: Now look at the picture. Whats this?S: Its window.T: Look! Our old friend is here. Whos he?S: John.T: 我们的老朋友也要来帮忙，看看他怎么说(幻灯片出示Let me clean the windows.同时师出示纸条并操练句子Let me clean)师一边带读一边做动作,一边带读一边大小声。T: Let me clean the windows/blackboard/door/teachers desk.师说:大家看，连老朋友John都来帮忙，我们一起来吧。师拿出骰子，一边投骰子一边引导生说出Let me clean the classroom/desks/windows/blackboard/door/teachers desk.T: Boys and girls, look here.老师要来给你们每个小组分配任务了，看看你们各自分配到什么任务(师在各小组前面投骰子并引导各组说出Let me clean)4.学习Let me help you并操练。师说：同学们，来看看你们每人各自的清洁任务是什么个别同学传递轮流投骰子，并说出Let me clean当轮到一个个子比较小的同学投完骰子，说完Let me cleanT：No No No, you are so thin, let me help you.之后每个同学说完let me clean ,师都说 Let me help you.出示纸条引出Let me help you.师说：同学们，猜一猜Let me help you是什么意思。生答：让我帮帮你。师说：人家帮我们的忙，我们应该说：Thank you. 5.学习课文对话，4个句子。（1）师生对话（2）生生对话（3）传声筒（让老师来考考你们的听力）Lets clean the classroomLet me clean the teachers deskLet me clean the windows.Let me help you.T：Now, look at the blackboard.看一看这些对话都是谁说的，分清角色。6.操练课文对话。T: Now look at the picture, read after it.(幻灯片出示对话图片)（1）听录音（2）跟读（3）齐读（4）分角色读（5）闭眼背诵（6）Now find your partner act the like them.（让学生自由组合练习）（7）OK, now stop here, who want to try?（四组学生表演）（8）Now read all together.7.小结T: Now close your eyes and think about it. What have we learn today?（1）提问1-2个（2）总结Lets 和Let 的区别（礼貌用语幻灯片）（3）全班齐读（4）练习题（老师来考考你们）8.评价T:All of you have done