I hope all the precautions against air pollution, _____ suggested by the local government, will be seriously considered here.
| A．while | B．since | C．after | D．as |
Have your ever been upset when __________ to yourself after your mobile phone battery runs out in the middle of a call?
| A．being left talking | B．left talking |
| C．being left to talk | D．leaving talking |
The president of the university arrived yesterday, __________ the start of his short visit to China.
| A．marked | B．having marked |
| C．marking | D．to mark |
Tom was very angry about __________ to Mary's birthday party.
| A．not inviting | B．being not invited |
| C．not being invited | D．not to be invited |
—Have you considered __________ your job as a doctor?
—Yes. I like the job because a doctor can give help to more people.
| A．to change | B．to be changed |
| C．changing | D．changed |
__________ many times, she still can't remember it.
| A．Had told | B．Having been told |
| C．Having told | D．Being told |