It is 3 meters long. It is 1.5 meters wide. (指着黑板问学生) T: How long is it? Ss: It is 3 meters long. T: How wide is it? Ss: It is 1.5 meters wide. (板书画线部分。) How long is it? How wide is it? 2. (教师手里拿着一个铅笔盒，把手放在背后，让学生猜。引出3。)
T: Now, please look at me. There is a present for you in my hand. Can you guess what it is? What shape is it? Ss: Is it a circle? T: No.
S5: Is it a rectangle? T: Yes.
S5: How long is it?
T: It is 24 centimeters long. S5: How wide is it?
T: It is 6.4 centimeters wide. S5: What do we use it for? T: We use it to keep pencils, rulers, erasers and so on. S5: Oh, it must be a pencil-box.
(由此引出3中的重点句型并板书其核心结构。) What do we use it for? We use it to … 3. (让学生两人一组看3中的图片, 进行对话操练。) T: Now please work in pairs, and act out the dialog.
4. (小组活动：学生4人一组针对周围实物或学习用具进行对话, 练习有关形状的句型。) T: Good, stop here. Let’s work in groups of four, and talk about the shapes of the things around
you. Remember to use “What shape …? How long …? How wide …?”and so on.
Step 5 Project 第五步 综合探究活动(时间:10分钟)
通过活动, 进一步巩固有关询问形状的句型。 1. (猜谜游戏。)
(完成4。做下面的游戏, 一名学生把物品放在背后, 让其同伴猜。)
T: Let’s play a game. One student holds an object behind his/her back, and another student
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guesses what it is. Practice like this: S1: What shape is it? / What is it like? S2: It’s a/an…
S1: What color is it? S2: It’s…
S1: How long is it?
S2: It is…centimeters long. S1: How wide is it?
S2: It’s…centimeters wide. S1: Is it a/an…?
S2: Yes, it is. / No, it isn’t. 2. (猜词比赛。)
(学生两人一组, 一人面向黑板, 一人背向黑板。教师在黑板上写下一些物品的名称, 面向黑板的学生描述物品, 背向黑板的学生猜词, 在规定时间内以猜中多者为胜。)
T: Work in pairs. I’ll write the names of some objects on the blackboard. S1 stands with his/her back to the blackboard. S2 stands with his/her face to the blackboard and describes the objects until S1 guesses what it is. The pair who have the most right guesses in the limited time are the winners. 3. (家庭作业。)
(选择一件你所熟悉的物品进行描述。不少于5个句子。) T: Describe one of your familiar things with at least 5 sentences. Example:
I have a desk in my study. I want to tell you its shape. It is a rectangle. It is 100 centimeters long. It is 60 centimeters wide. I do my homework on the desk every day. Ⅳ.疑点探究
look like和be like的区别：
look like只用于询问事物的外貌特征; be like主要用于询问人的性格或事物特征, 也可以用于询问人的外貌特征。
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