The man is weak in health, and is advised by the doctor ________more exercise.
| A．taking | B．should take | C．took | D．to take |
–What’s the matter with you?
–After the long walk, my legs ____ and I couldn’t go any further.
| A．gave out | B．gave off | C．gave in | D．gave up |
______, education is about learning and the more you learn, the more equipped for life you are.
| A．As far as I concern | B．As far as I am concerned |
| C．So far as I am concerning | D．So far as I was concerned |
I’m sorry I can’t help ____ the flowers, because I’m busy preparing for the singing competition ____ tomorrow.
| A．watering; to be held | B．water; being held |
| C．to water; held | D．water; to be held |
The forest guards often find campfires that have not been ____ completely.
| A．turned down | B．put out | C．put away | D．turned over |
He said that light ____ much faster than sound.
| A．traveled | B．travels | C．is traveling | D．had traveled |