The traffic light is red, so I _____stop my car.
| A．must | B．have to | C．can | D．mustn’t |
We've had a good start, but next, more work needs ____ to achieve the final success.
| A．being done | B．do | C．to be done | D．to do |
Time, ____ correctly, is money in the bank.
| A．to use | B．used | C．using | D．use |
The lecture, ____ at 7:00 pm last night, was followed by an observation of the moon with telescopes.
| A．starting | B．being started | C．to start | D．to be started |
（2012江西卷）John has really got the job because he showed me the official letter him it.
| A．offered | B．offering | C．to offer | D．to be offered |
（2012江西卷）Having finished her project, she was invited by the school to the new students.
| A．speaking | B．having spoken | C．to speak | D．to have spoken |