The old man __________ in Tibet for two years as a volunteer teacher；it is an experience he often mentions.
| A．served | B．serves | C．is serving | D．has served |
With the help of the firefighters ,the workers managed to escape from burning mine , ___________.
| A．hungry and frightened | B．hungrily and frightening |
| C．hungry and frightening | D．hungrily and frightened |
According to a new study by a British’s university , learning ______ second language can lead to ________ increase in your brain power.
| A．a ; the | B．不填；the | C．a ；an | D．the ；an |
To succeed in a difficult task ,______________.
| A．Persistence is needed | B．Persistence is what you need |
| C．One needs to be persistent | D．A persistent nature is needed |
Believe it or not,_________ you have, I’m always on your side.
| A．what great difficulty | B．how great difficulty |
| C．no matter what great difficulty | D．however great difficulty |
The cruel parents ______ because of ______ they had done to the little girl.
| A．got punishment; which | B．got punished; what |
| C．got punishing; that | D．got to be punished; why |