Half an hour has been made full ______ of _____ the problem.
| A．using; studying | B．use; to study | C．to use; to study | D．use; studying |
Look! How much _______ Alice looks wearing her new show dress!
| A．well | B．good | C．better | D．Best |
After a pleasant summer vacation, the family came back from Beidaihe, _______.
| A．freshly and energetically |
| B．being fresh and energetic |
| C．fresh and energetic |
| D．to be fresh and energetic |
I’d appreciate _______ if you could let me know in advance whether or not you will come.
| A．it | B．you | C．one | D．this |
By the time he gets home, his father _____________ for Pairs on business.
| A．has left | B．will have left |
| C．had left | D．will leave |
Never before in our country _______________.
| A．has such a thing happened | B．such a thing has happened |
| C．has so a thing happened | D．so a thing has happened |