At the ancient Olympics，all men，________ had to compete wearing no clothes；while single women took part in their own separate competition，a festival _________Hera，the wife of Zeus.
| A．in tradition；in favor of |
| B．by principle；in celebration of |
| C．by tradition；in honor of |
| D．in order；in memory of |
It is most ________that the experts will come to the area to investigate the possible damage caused by the heavy flood.
| A．likely | B．perhaps | C．possibly | D．probably |
When the middle-aged man was visiting his girlfriend, she demanded that he _______ his beard.
| A．shaved | B．had shaved | C．would shave | D．shave |
— What on earth did the manager want to know? — ____ that we could finish the project.
| A．What it was | B．What was it | C．When was it | D．When it was |
The famous reporter, who is said to have gone back to America last year, _____in China for almost twenty years.
| A．lived | B．was living | C．has lived | D．had lived |
The time and effort he has devoted during the past few years____ trees in that remote area is now considered to be of great value．
| A．to plan | B．to planting | C．plant | D．planting |