---Excuse me. I’m looking for Be the Best of Yourself.---Sorry. The book you ask for out.
— are you?— I’m fine.A. How B. How old C. What
— Don’t be late next time!—______.A. Sorry, I won’tB. Sorry, I don’tC. Not at all
— _____ do you go swimming with your father, Jane?—About once a week.A. How long B. How many times C. How often
Peter will take part in the boys’_____ tomorrow.A.800-meter raceB. 800-meter racesC. 800- meter- races
— What should we do to prevent the flu?—We should keep our rooms_____ and the air fresh all the time.A. cleaning B. cleaned C. clean