–When did you come to Shawan? -In 2010. I ________ here for two years.A. came B. have been C. have come
—Are there any balls under the chair? —________.
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.