Are there any windows ____ the back wall 填什么介词

Are there any windows ____ the back wall 填什么介词 填介词“There are three windows ( ) the wall." 救急!填介词 Are there any apples ____ the table 填正确介词：Threr are two windows _____ the wall. There are three windows and a door the wall填on还是in? are there any maps on the wall? There are mang birds ____ the tree.填介词 帮个忙.. there are two windows and a door[ ] the wall There are two windows ＿＿＿ the wall． there are four windows on or in the wall? There are three windows and a door the wall there are some windows the wall,there is a map the wall,too.