==================资料简介======================
Unit3_B_Let’s_learn 课件
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压缩包内容：
cloudy.mp3
London.mp3
Moscow.mp3
rainy.mp3
Singapore.mp3
snowy.mp3
sunny.mp3
Sydney.mp3
Unit3_B_Let’s_learn 教案.doc
Unit3_B_Let’s_learn 课件.pptx
Unit3__A__Let’s__chant课文动画.swf
Unit3__B__Let’s__learn课文动画.swf
Unit3__B__Let’s__play__2__课文动画.swf
windy.mp3
歌曲导入：How__is__the__Weather.swf
