—How do you go to school every day?—____ bus. I think it is good for the environment to take a bus.A. On B. At C. By
-Is Dr. Wang ______ today? -No, He is busy prearing for an operation.
—do you improve your English? —By listening to tapes and reading aloud.
I got A in English this week.
There are floors in the building and my home is on the floor.
Do you know where now?