人教PEP五上：Unit 3 A Let’s learn 教案与反思(2)

　　Step 2:Presentation

　　1. Lead in:

　　T: You are great! Do you like vegetables? We usually eat some vegetables and meat everyday. Because they are healthy for us. This class , I’ll introduce some vegetables and meat for you! Oh, look, I have a riddles .(出示Let’s start部分的谜语。)

　　2.用谜语引出单词 tomato , potato

　　Riddle1:It’s red and round. It grow on the ground. It looks like an apple, but it isn’t an apple.What’s it?

　　S: tomato. 生猜出后，师出示词卡，指名拼读。

　　师按音节教读：tomato

　　Riddle2: It’s brown. French fries are made of them. What is it ?

　　S2: potato

　　potato (分节读和记)

　　板书 tomato, potato,让学生找出记忆规律，对比记忆两个单词。

　　设计意图：食物是学生很感兴趣的一个话题，本课中主要是蔬菜和肉类，tomato, potato是学生已学过的，因此用谜语来呈现单词，既增加了趣味性，又锻炼了学生的听力，并让学生在动脑中获得了自信。

　　3.利用实物教授单词：eggplant, green beans, cabbage, fish , tofu.

　　(1)T: look, What’s this ? Ss: egg. And what’s this ？ eggplant.

　　eggplant： egg/ / plant / / eggplant（把长单词分成两部分教授）

　　T: Can you describe it ?

　　S1: It’s purple. I like eggplant.

　　设计意图：将单词融入句子学习，让学生在描述实物的过程中回想旧知同时将学生能力拔高。

　　(2)实物引出：green beans green/ / bean/ / green beans

　　Ss: It’s green . I like green beans .\ I don’t like green beans.