After ________from university, he went to America and got a job there.
A. graduated B graduating C. graduate D. to graduate
________ that the Youth Olympic Games might be delayed due to severe air pollution, our government has made a promise to Jacques Rogge that they will spare no effort to settle the problem.
| A．Warned | B．Having warned |
| C．Warning | D．Being warned |
During the flood many students volunteered ________ through the weekend, giving out food and water for the victims.
| A．working | B．to work |
| C．to have worked | D．having worked |
Our waste recycling project ________ a lot of investigation and paperwork had been done by the end of last term.
| A．involved | B．to involve |
| C．being involved | D．involving |
Every morning Jack's wife will stand before the mirror, ________ carefully until she has to go to work.
| A．dressed | B．dressing |
| C．to dress | D．having dressed |
________ for a whole night, we still couldn't agree on when to start and where to go for the holiday.
| A．Discussed | B．Having discussed |
| C．Discussing | D．Being discussed |