How is the big hole on the ceiling repair?
Building materials market to sell holes with the white mud, you go directly to ask them can help you. It is not difficult to go home to get it.
What do you do with the ceiling? It is best to find a professional worker, they will have a way!
If the hole is relatively large, it is recommended that the edge of the first hole closed Qi, and then find gypsum board, repair and hole the same size, fixed to the top, and then look for gypsum.
Look at the size of the hole, if the hole is smaller than the diameter of 40mm, you can use gypsum;