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2. New structures: They are often bright in colours.
They keep us safe from danger and warn us not to do something.
I didn’t notice that sign just now.
III. Focus of the lesson and predicted area of difficulty
1. Get information while listening.
2. Talk about public signs.
IV. Teaching procedures
A Public signs
Step 1 Lead-in
T: Hello! Boys and girls! Good news for you today. The new city square is open to public recently. Let’s go and have a look, shall we? What do you think of the public square? (beautiful, modern, clean etc.) Yes, it looks modern and beautiful, and we should try to keep it clean and tidy.
【设计意图：通过图片展示清洁美丽的市民广场，和下面不文明的行为形成鲜明的对比，为本节课有关安全礼仪的教学做铺垫。】
Step 2 Presentation
1. Bad behaviour
T: But now what can you see? Yes, some bad behaviour. What are they doing?
S: Some people are walking on the grass. Some people are fishing. Some people are swimming in the lake. Some people are picking flowers and some people are even climbing trees. There is rubbish everywhere.
2. Prevent bad behaviour
T: What can we do to prevent such bad behaviour?
T: Yes, signs can warn us to keep safe from danger and tell us what we shouldn’t do. So it’s a good idea to put these signs around us. Let’s put the signs in the right places.
【设计意图：通过图片展示一些不文明、不安全的行为，自然过渡到下面的安全文明提醒标志牌。】
Step 3 Pre-listening
1. What are the public signs?
T: Do you know what the public signs really are? They are used in public places. They are often bright in colours. They often have pictures on them.
2. Different types of public signs
T: Look at the pictures on screen and find out public signs.
T: Yes. A, B, C, D, F, G, H and I are all public signs. E and J are sports logos. Public signs have four types.
A and H can help us find our way.
B and G tell us about the places around us.
C and F keep us safe from danger.
D and I warn us not to do something.