We spent many years studying the formation of rocks, experiencing many sufferings and even dealth .But our hard work _____in the end, and we made it.
| A．paid off | B．paid back | C．given away | D．came out |
So far the police no progress in the investigation of the case.
| A．has made |
| B．have made |
| C．has been made |
| D．had been made |
The climbing of the mountain our will and strength.
| A．measured |
| B．tested |
| C．examined |
| D．checked |
As we joined the big crowd, I got _ from my friend.
A. separated
B spared
C. lost
D. missed
Whatever is left over may be put into the refrigerator, it will keep for two or three weeks.
A when
B. which
C. where
D. while
The design soon in Chinese colleges. Can it be called a fashion?
| A．put off |
| B．gave off |
| C．took off |
| D．kept out |