--- Is Mr. Smith in the office? --- Yes,_____ he is in charge of the office,he must be there.
—Would you mind giving me a lift? —________. I am happy to.
— I wonder if I could make a living by writing. —________?
—We need three single rooms for the first week in June. —________. The hotel's not busy then.
—We can give you a ride into town. —________Thank you.
—Jack,you seem in high spirits. —________We won the match 40.