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能够从所听材料中获得有效的细节信息。
能够根据图片和信息提示词描述沙尘暴形成的过程。
3. Emotional aims: (optional)
让学生了解环境污染的严峻形势，引导学生爱护大自然，爱护花草树木，树立绿色环保意识。
4. Culture awareness: (optional)
通过课文的学习，让学生了解沙尘暴形成的原因和过程，关注全球的环境问题。
Ⅲ. The key points and difficult points
1. Key points:
Words and phrases: sand, although, sandstorm, desert, human being, reduce, completely, change into, stop … from, blow/ wash … away, as a result
Sentences: A lot of water can be saved by forests.
Although we have built “The Green Great Wall”, we still need to do something to protect the environment.
Grammar: Indefinite pronoun and adverb.
Difficult points：
能够从所听材料中获得有效的细节信息来补全句子。
能够根据图片和信息提示词描述沙尘暴形成的过程。
Ⅳ. Learning strategies
通过引导学生在听前讨论相关话题，培养学生形成听前熟悉、预测听力材料的学习习惯。
通过3中的插图预测并描述新话题，培养学生的逻辑推理能力。
Ⅴ. Teaching aids
关于沙尘暴的视频和图片，幻灯片等。
Ⅵ. Teaching procedures
Stage
(time period)Interaction
patternsTeacher activity1Getting students ready for learning
（3 mins)Class activityTalk about different feelings in different weather and then show a picture of the sandstorm.
T: Hi, nice to see you here!
Ss: Nice to see you, too!
T: What’s the weather like today?
Ss: It’s hot./It’s sunny./It’s a fine day.
T: I feel happy in such weather. How do you feel?