To our relief, at last the opening ceremony of the sports meeting we had been looking forward to __________ on time.
| A．had started |
| B．starting |
| C．started |
| D．being started |
_______ in 1636, Harvard is one of the most famous universities in the United States.
| A．Being founded | B．It was founded |
| C．Founded | D．Founding |
_______ time, he’ll make a first-class tennis player.
| A．Having given | B．To give |
| C．Giving | D．Given |
Remember _______ off the light when _______ to bed.
| A．turning, going | B．to turn, to go |
| C．turning, to go | D．to turn, going |
Stop _______ me to hurry up. I can only go so fast.
| A．to tell | B．telling |
| C．to have told | D．having told |
Please excuse me _______ your letter by mistake.
| A．to open | B．to have opened |
| C．for opening | D．in opening |