Module 8 Unit 1,The train is going up a hill,Whats the dog doing,Its running,What are they doing,They are talking,Where is the girl,Shes on the train,word list,on the train,在火车上,Where is the boy,Hes at the station,word list,at the station,在车站,Wheres the train going,Its going up a hill,word list,going up,Wheres the train going,Its going down a hill,word list,going down,Wheres the train going,Its going past the hospital,word list,going past,经过,word list,hospital,word list,going up,going down,hospi
