Just then,another man, _______ behind the first,spoke up，“Who are you?”.
| A．sitting | B．to sit |
| C．sat | D．having sat |
相关试题
Facing the ________situation, the boss of the company looked____
| A．puzzling, puzzled | B．puzzling, puzzling |
| C．puzzled, puzzled | D．puzzled, puzzling |
As we all know, _________ car is becoming _________ popular way of transportation in big cities.
| A．the; a | B．a; / | C．the; / | D．a; the |
—Tom, you are smoking again?
—______? It’s none of your business.
| A．So what | B．How come |
| C．Why not | D．What for |
It was too hard for the firefighters to get close to the burning building. All their attempts to rescue the people trapped were ______.
| A．in place | B．in return |
| C．in vain | D．in danger |
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