12.---Iwish I ________ the meeting . ----But you can’t .
In some parts of London, missing a bus means ______for another hour.A. waitingB,to waitC.waitD. to be waiting
---How do you deal with the disagreement between the company and the customers?---The key ______the problem is to meet the demand ______by the customers.
An old professor was giving a lecture,so our class teacher asked us ______so much noise.
Paul doesn't have to be made ______. He always works hard.
---You were brave enough to raise objection at the meeting.---Well, now I regret ______ that.