— Hello, may I have an appointment with the doctor?
— ____
| A．Sorry, he is busy at the moment. |
| B．Why didn’t you call earlier? |
| C．Certainly. May I know your name? |
| D．Sorry, he doesn’t want to see you. |
— Your room looks a real mess, Tony.
— ____?
| A．What for | B．So what | C．What if | D．So how |
The little boy is lucky enough to have escaped ____ to death in the big fire.
| A．burning | B．to be burned |
| C．being burned | D．to have been burned |
— I am sorry to hear that your mother is ill in hospital.
— ____.
| A．That’s all right |
| B．You don’t have to be so sorry |
| C．It is nothing |
| D．It’s very kind of you |
Generally speaking, in the United States ____ 15-percent tip is normal for ____ most restaurants.
| A．a; / | B．an; the | C．/; a | D．/; the |
You say you don’t believe in marriage,but I bet you sing a different song when you finally ______ with this beautiful girl.
| A．fall in love | B．get along | C．are connected | D．are pleased |