You _______ last night, but you went to the concert.
| A．must have studied | B．might study | C．should have studied | D．would study |
The girl hid herself under the table she could see everything taking place in the room.
| A．after which | B．from where | C．from which | D．in where |
, the sun was rising in the east.
| A．Arriving there | B．We arriving there | C．Having arrived there | D．We arrived |
If you keep on working hard, you are sure to in your career.
| A．go away | B．get off | C．go ahead | D．get ahead |
He was the last man I wanted to meet, but I managed to smile at him.
| A．therefore | B．however | C．besides | D．somehow |
Across North China in the world, namely the Great Wall.
| A．the longest wall runs | B．runs the longest wall |
| C．does run the longest | D．does the longest wall run |