orry to keep you waiting. —Oh, not at all. I _____ here only a fewminutes.

Would you like a cup of coffee ______ shall we get down to business right away ?

He lives ______, but he never feels_________.

You were brave enough to raise objections (反对) at the meeting.—Well, now I regret _______ that.

______ is it _____ has made Peter _____ he is today?