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鼓励学生在日常生活中始终保持良好的环保习惯。
Ⅲ. The key points and difficult points
1. Key points: action, ought to, shut off, after all, electricity
Sentences: First, you ought to shut off the electricity when you leave a room.
Second, you’d better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.
Don’t use plastic bags.
Easier said than done.
Actions speak louder than words.
Grammar: compound sentence
2.Difficult points：
理解课文中的英语习语。
Ⅳ. Learning strategies
记住英语中的一些习语，在学习中有意识地积累更多的英语习语，并在恰当的语境中运用它们。
Ⅴ. Teaching aids
教学新词的实物/PPT图片等。
Ⅵ. Teaching procedures
Stage
(time period)Interaction
patternsTeacher activityStudent activityRemarks1Lead-in
5 minsGroup workWatch a video and lead in the new knowledge.
T: Do you know The World Earth Day?
T: As we all know, April,22 is the World Earth Day. Would you like to know what we can do on this day?
T:Ann and her friends are making a poster to ask more people to protect our earth. This is their poster. What’s more, they also discussed how to protect our earth.
T:Now, let’s watch a video, then share your ideas about how to be a greener person.
...
T:The video is over. Who can tell us how to be a greener person?
Watch a video and discuss how to be a greener person
Ss: Yes.
Ss: Yes.
S1: Don’t spit anywhere.