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通过本课学习，让学生了解不同公共标识的含义，帮助学生树立公共文明意识。
教学重难点：
重点句型的正确运用及理解。
能正确理解、朗读、复述课文内容，理清课文结构。
教学准备：
PPT , 教学光盘
Step 1 : Free talk
一、T: Good afternoon , boys and girls . Are you ready for our English lesson ?
二、Show learning aims : （Read together）
三、Game time : Look and guess
T: I think you all like playing games , next ,let’s play a game : Look and judge
Rules : If it’s true , you should say loudly “Yeah , yeah , yeah”; if it’s false , you should say loudly “No . no , no” (I see )
Step 2 Presentation and practice
From this games , we see some signs ,today we’ll learn “Unit 5 signs ”
Brain storm : Where can you see the signs ? (in the school / in the park , in the hospital …)
Teach : smoke No smoking
T: Can you see a sign here ? (Yes .)
Where is it ? (On the wall .)
What does it mean ? (Teach : mean )
It means “No smoking ”.
It means you can’t smoke here .
T: Excuse me , does your father smoke ? What should you say to your father ?
We should say : Dad , please don’t smoke . It’s bad for your health.
Watch and answer :
T: We see a sign in the classroom . Mike , Helen and Tim can see some signs too . How many signs can they see ?Where can they see the signs ? What signs are they ?
Watch and answer :
Q1 : How many signs can they see ? (Four)
Q2 : Where can they see the signs ?
Teach : shopping centre (city ccentre) --- juice shop ----- bookshop---restaurant
Teach : Wet floor !