He _________ in a hospital in Beijing, but now he services ORBIS, traveling around the world.
A. was used to work
B. used to working
C. used to work
－I’ve decided to compete in the race, but I’m afraid I won’t be the best.
－____. You never know until you try.
| A．Enjoy yourself | B．Go for it |
| C．Take it easy | D．Take your time |
—No words are strong enough to express our thanks for your coming.
—____.
| A．It’s a pity. | B．It’s my pleasure. |
| C．With pleasure. | D．Never mind. |
Stop smoking, Joe! You _____ yourself if you keep on doing it like that!
| A．will kill | B．have killed |
| C．kill | D．killed |
My mother used to make breakfast for _____ every morning, but now I do it myself.
| A．mine | B．my | C．I | D．me |
Dave really likes driving. I think being a _____ is just right for him.
| A．doctor | B．teacher |
| C．farmer | D．driver |