1.cmputer改为computer angd 改为and
2.
3.Open a door 改为Open the door On desks there are some books,a bag ang da eraser改为there are some books , a bag and a eraser On desks On the wall there are the two pictures改为 in the wall there are two pictures Look at a man in this photo改为Look at a man at this photo It's very nice one.isn't it?改为
It's very nice .isn't it?