29. It is known to us that doing eye exercises ________ our eyes, and that is to say, our eyes can ________ doing eye exercises.
| A．benefits; benefit from | B．benefits to; benefit |
| C．benefits from; benefit | D．benefits; be benfited from |
Daily practice is a good ______ in learning English. If you keep trying, you will be sure to make greater progress.
| A．award | B．belief |
| C．trick | D．system |
Most of us believe that there should be a(n) ______ of mutual(相互的) trust and respect between teachers and students in teaching.
| A．direction | B．chain |
| C．passage | D．atmosphere |
The robbers searched all the boxes in the house, hoping to __________more valuables
| A．cheer up | B．set up |
| C．break up | D．turn up |
If something comes flying toward your face, your __________ will be to pull back.
| A．reaction | B．strength |
| C．prediction | D．patience |
The murderer in the murder case is a dark—haired white woman who is __________ forty years old.
| A．simply | B．briefly |
| C．sincerely | D．approximately |