新课标九年级英语第12单元课件
日期：2010-03-27 03:09
Go for it J9
By Luo Dechun Wu Xiaohong
You are not supposed to come to class late
You are not supposed to eat in Class
You are supposed to do your homework every day
Language points：
be supposed to do 被期望或要求做…； 应该做…
be not supposed to do 不被，
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