He is looking out____ the window

He is looking out____ the window He is（ looking out the window）括号里提问 The problem is difficult ,but he worked it out____. of,the,Bobby,out,looking,is,window. she is looking ( ) from the window . The boy is looking out of window.(looking out of window进行提问) the little girl is looking ＿of the window jenny is looking out the window of the train. He is looking for the book.------ ------ he looking for? He is looking at the picture. he is looking at the blackboard ------(happy) he is looking out of the windows.