If you have a job, ______ yourself to it and finally you will succeed.
| A．do devote |
| B．don’t devote |
| C．be devoting |
| D．to devote |
Professor White has written some short stories, but he is _____ known for his plays.
| A．the best |
| B．more |
| C．better |
| D．the most |
Attention, coffee lovers! We have for you, the best coffee machine ___ invented.
| A．ever |
| B．already |
| C．even |
| D．nowadays |
—You must have met him the other day.
—Oh, no, I ________.
| A．hadn't |
| B．mustn't |
| C．haven't |
| D．didn't |
You can’t imagine what difficulty we had ______ home in the snowstorm.
| A．walked |
| B．walk |
| C．to walk |
| D．walking |
—Which driver was to blame?
—Why, ____! It was the child’s fault, clear and simple. He suddenly came out between two parked cars.
| A．both |
| B．each |
| C．either |
| D．neither |