College is _______ time when you can learn many new skills, including how to live and work with_______ people from different backgrounds.
--- Excuse me, sir. Would you please the total cost of the trip? --- All right, I will make it at once.
--- How _____ hours do you sleep a day? --- Well, about eight hours. But how _____ sleep do we students really need?
--- Must I do the rest of the work today? --- No. You _________finish it tomorrow.
--- Do you know Shenzhou X is flying in space? --- exciting news!
--- Which of the following words has the same sound as the “ed” in the word “danced”? --- Let me see. That’s .