==================资料简介======================
We must …
listen to the teacher carefullyclean the classroombe on timedo homework every daywear school uniformsspeak loudly in classWe can’t … in class.
in the classroom.hallway
Don’t arrive late for class.
Don’t run in the hallways.
Don’t eat or drink in the classroom.
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压缩包内容：
my students.wmv
Section A1b.mp3
Section A2b.mp3
【课件设计】Unit4 Section A 1a-2c.ppt
