Shortly after the traffic accident, two _______police were sent to the spot to keep order.
| A．dozen of | B．dozens | C．dozens of | D．dozen |
Living in a fast-paced world, we get left behind if we stop learning.
| A．should | B．dare | C．may | D．need |
Shila doesn't speak our language, she seems to understand what we say.
| A．and | B．yet | C．so | D．or |
—Are you free tomorrow? I was wondering if we could have lunch together.
— No, I'm afraid not. I John then.
| A．am meeting | B．met | C．have met | D．was meeting |
The earthquake victims were given clothes and food, without which they of cold and hunger.
| A．would die | B．will die |
| C．have died | D．would have died |
You should consider carefully the car you want to buy is worth the money.
| A．that | B．which | C．whether | D．what |