______ students in our city will take part in the writing composition next month.
They arrived while we__________ dinner.
—Shall we meet on Sunday or Saturday?—______ is OK. I’m free on weekends .
—You were brave enough to say “No”at the meeting.—Well,now I regret________ that .
My mother is sleeping .Don’t _________.
I like playing _________ piano. I also like playing ______ football.