With nothing ________ to burn, the fire became weak and finally died out before the firefighters came.
| A．leave | B．leaving | C．left | D．to leave |
We know that a smile is usually a sign _____ people feel friendly and happy, but _____ we don’t know who the new person is?
| A．that; what if | B．when; what |
| C．when; how about | D．if; how |
Mr. Black Shanghai in a few days. Do you know when the earliest plane ________ on Sunday?
| A．leaves; takes off | B．is leaving; takes off |
| C．is leaving; is taking off | D．leaves; is taking off |
Many road accidents _____________ from careless driving, according to the recent reports from the police.
| A．rise | B．reduce |
| C．increase | D．arise |
Living in a fast-paced world, we _______ get left behind if we stop learning.
| A．should | B．dare | C．may | D．need |
The traffic rule says young children under the age of four and ____ less than 40 pounds must be in a child safety seat.
| A．being weighed | B．to weigh |
| C．weighed | D．weighing |