Mr. Smith works as a government official now, but he ________in a middle school for 5 years.
| A．has worked | B．worked | C．had worked |
D．had been working |
The settlement is home to nearly 1，000 people, many of __________ left their village homes for a better life in the city.
| A．whom | B．which | C．them | D．those |
Julie was good at German, French and Russian, all of __________ she spoke fluently.
| A．who | B．whom | C．which | D．that |
The days are gone __________ physical strength was all you needed to make a living.
| A．when | B．that | C．where | D．which |
Whatever is left over may be putinto the refrigerator，__________ itwill keep for two or three weeks.
| A．when | B．which | C．where | D．while |
He tried to escape __________ because he broke the school rule, but failed.
| A．from punishing |
| B．from being punished |
| C．to punish |
| D．to be punished |