To keep healthy, Professor Johnson __________cycling as a regular form of exercise after he retired.
| A．made up | B．put up |
| C．took up | D．carried out |
Mr.White____________at 8:30 for the meeting, but he didn’t show up.
| A． should have arrived | B． should arrive |
| C． should have had arrived | D． should be arriving |
I didn’t see your sister at the meeting. If she _______, she would have met my brother.
| A．has come | B．did come | C．came | D．had come |
The news reporters hurried to the airport, only___________the film stars had left.
| A． to tell | B． to be told | C． telling | D． told |
“We can’t go out in this weather,”said Bob, out of the window.
| A． looking | B． to look | C． looked | D． having looked |
I was really anxious about you. You________home without a word.
| A．mustn’t have | B．shouldn’t have left | C．couldn‘t have left | D．needn’t have |