My sister_____a pen but she_______a pencil.
There’s ________ one-legged desk in ________ classroom.
There is too much snow on the ground. If you walk too fast, you will ____.
---When did you leave the office yesterday afternoon? ---____ I finished my work.
---Mr. Green , do you think I can get an “A” in the final exam if I start working hard now? --Of course. ______.
---Do you think the question is too hard _____? ---I don’t think so. He can answer it easily.