Is three a air-conditioner on the wall?有什么错

Is three a air-conditioner on the wall?有什么错 this is an air-conditioner on the wall有错吗 there----- a picture and-----air-conditioner on the wall. Is that a air-conditioner?这个句子有什么错 are,is,air-conditioner,sofe,wall,favourite,near,on,under,ove There is( )air-conditioner. the air conditioner is--------the window.there is a board be The air conditioner is ___ the window A、in B、arrive at C、bet 英文改错句There is a air-conditioner in the room. there is a no picture on the wall怎么用three代替a改写句子 There( ) a door and three windows() the wall.A is,on B are,o Do you mind my turning on the air-conditioner?