—It smells terrible. What has happened here?—Look, there is a chemical factory_____ much waste gas.A. pour B. pouring C. poured
Peter and I _________ in Room 807.
— ______ are the students? —They are on the playground.
—______ on the desk?—There are some pictures.
There is _______big desk in our classroom. _______desk is for our teacher.
There _________a lot of fish in the water.