Join in四年级上Unit2 in the classroom介词.ppt

* Whats this? What about this? Its a floor. Its a cat. Where is the cat? Its on the floor. on 在……的 上面 on under under 在……的 下面 in front of behind behind 在……的 后面 in front of 在……的 前面 Whats this? What about this? Its a bag. Its a phone. Where is the phone? Its in the bag. on in behind under in front of in on under behind in front of *