—What's the woman in a white hat? —____________.
| A．She is my teacher | B．She is a cook | C．She is thirty | D．She is a girl |
— I must go now. My plane is ready to take off.
— Goodbye! ______.
| A．With pleasure | B．Have a pleasant trip |
| C．Sounds great | D．Good luck |
— Would you mind putting away your clothes?
— ______ .
| A．OK |
| B．Yes, of course |
| C．Not at all. I’ll do it right away |
| D．It doesn’t matter |
— I always feel a little nervous when I talk to the headmaster.
— ______ . She is strict, but she’s also kind to her students.
| A．What a pity | B．Take it easy |
| C．So do I | D．That’s right |
______ may have a chance to be successful if he tries his best.
| A．Everybody | B．Nobody |
| C．Somebody | D．None |
You will fall behind the others ______ you start to work hard.
| A．since | B．if | C．until | D．unless |