The shirt looks very nice. I guess it is _______ 100 yuan.
| A．at first | B．at most |
| C．at least | D．at last |
— Nick, would you mind out of the bathroom?
— Sorry. I won't be long.
A. come B. to come C. coming
-- does your cousin go to the gym?
-- Twice a week.
A. How long B. How often C. How soon
-- Is that girl Susan?
-- It ______ be her. She left for Beijing yesterday.
A. needn't B. can't C. mustn't
— Mum, where are my socks?
— Under your bed. You should your things.
A. put on B. put down C. put away
— Did you go to the exhibition on May 18th?
— Of course. There were many kinds of Taiwan fruits ______.
A. on show B. on duty C. on business