—It smells terrible. What has happened here?—Look, there is a chemical factory_____ much waste gas.A. pour B. pouring C. poured
—Would you like to go for a walk with me? —I’d love to, ________I’m afraid I have to finish my homework first.
We usually have a class meeting ________ Monday afternoon.
My father is teacher. He loves________ students very much.
— Please tell me___________. — Next Saturday.
These boxes ______ for keeping the food clean and cool.