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1.加强storytime课文中四会及三会单词的正确读音
2.进一步了解句型，能听懂、会读、会说句型并能灵活运用
What makes...dirty/messy?...make(s)...dirty/messy.以及What can we do to...?We can...
三、教学难点：
1.能听懂、会读、会说句型：
What makes...dirty/messy?...make(s)...dirty/messy.以及What can we do to...?We can...
2.能运用所学词句尝试环保演讲。
四、教学准备：PPT课件，海报
五、教学过程：
Step1：Warming up
1. Greetings.
2. A map of Yixing.
(宜兴创城成功！激动的同时发现了问题：最近我们的城市环境又变脏了。)
T: What makes the air dirty?
S:(用storytime的句型来回答)
T: What makes the streets messy?
Step2: Lead in
Make a chant with the answers.
(引出Grammar time 的内容)
Read and find the rule
Let’s think :messy/crowded/dusty/smelly/noisy
转盘游戏：What makes our city…?(请生回答)
What can we do to help our city?
(几生回答，then read together)
拓展：clean the street/pick up the rubbish/put the bikes in order
Who can help?(看视频)
The river is clean. The street is clean. The air the clean, ( New: air空气)
Be a green doctor
Read and judge:Good idea/Oh,no!
留下好的行为：