in the window还是on the window

in the window还是on the window 英语中,the window is in the wall 还是the window is on the wall? there is a big window ()the wall on还是in the open window还是the opening window where is the window?it's ( ) the wall.括号内应填 in 还是on .为什么? There is a window in the wall.还是用介词on? BIRD IN THE WINDOW怎么样 by at in the window keep the window open 还是keep the window opening 请问窗台边是at the edge of the window还是on the edge of the window? The light ______the window in the morning. The warm sunlight comes in the window