Everyone has his or her advantages, and only _______ you do best can help to reach the goal and truly make a difference.
| A．discovering what |
| B．discovering whose |
| C．by discovering what |
| D．by discovering which |
33．Not until he called the secretary three times ______ that the manager went to an important meeting．
| A．did he tell | B．he told | C．was he told | D．he was told |
32．When and where to go for the on-salary holiday still .
| A．are remained to decide | B．is remaining to decide |
| C．remain to be decided | D．remains to be decided |
31．Scientists have been curious about that fish. How does it live _______most fish would freeze to death?
| A．where | B．in where | C．the place where | D．in which |
30．He added, "President Obama is going to do_____ he thinks is necessary to get our economy moving again."
| A．everything what | B．no matter what | C．whichever | D．whatever |
29．— Come on, please give us some more explanation about the project.
— Oh, sorry. With so much work ______ my mind, I almost break down.
| A．filling | B．to fill | C．filled | D．being filling |