— You should say sorry to Bob.
— Yes, I regret ______ with him.
| A．to quarrel | B．quarrelling | C．quarreled | D．have quarreled |
_____ to get a ticket for the concert, George has been standing in a queue for two hours.
| A．Determining | B．To be determined |
| C．Determined | D．To determine |
________ 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 |
________ the whole school a safer and more pleasant place is an important part of school development.
| A．Makes | B．Made | C．Make | D．Making |
Mark often attempts to escape __________ whenever he breaks traffic regulations.
| A．having been fined | B．to have been fined |
| C．to be fined | D．being fined |
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 |
________ a little money, Jane was able to buy her mother a lovely new watch.
| A．To save | B．Saving | C．Having Saved | D．Saved |
After ________in the research for so many years，the scientist succeeded in finding the result at last.
| A．buried | B．being buried | C．having buried | D．having been buried |
______ at his final score, he decided to treat himself to a big dinner.
| A．Amazed | B．Amazing | C．Being amazed | D．To amaze |
He was the first man ______ on the moon in July 1969.
| A．land | B．to land |
| C．landing | D．who land |
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 |
____ the machine, the engineers paid much attention to the noise from it.
| A．Having examined | B．Being examined | C．Examining | D．Examined |
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 |
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