--- How many of you have solved the math problem?--- ________, the math problem is far too difficult for us to work out. .
There is an art room ___ the first floor.
There ________ some bread and eggs on the plate(盘子).
There are four ________ students in our school.
There is a clock _______ the wall and windows are _____ the wall.
I have a big snow globe Snow White and the Seven Dwarfs(白雪公主和七个小矮人)it.