—Excuse me, how can I get to the museum?-- Sorry. It’s my______ time to he here.A. one B. first C. once
Only____________ of the food__________ bad. You needn’t throw all away.
—What should we________ the old books? —Let’s ask our teacher how to________ them.
—______ do you walk your dog? —Sometimes.
.—Hello! May I speak to Mr. Hu? —Sorry, he isn’t in. _________
How long did it________ you to finish the task last month?