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

To have a dinner at a restaurant on the Eve of the Spring Festival, you need to reserve the restaurant months before, _____?

My parents _________ TV from 9:00 to 10:00 last night.

Not until he retired from teaching threeyears ago having a holiday abroad.

The math problem is ________for him to work out . He isn’t good at math.