He is known _____ his being on time, so we don’t know the reason ____ his being late this time.
—We have booked a room for today and tomorrow. —____, sir.
– Say, Jane, will you come with me to the game Friday? -- _____, Bob, but I promised Mary I’d go with her.
--- Do you mind if I record your lecture? --- ___________. Go ahead.
)— Do you mind if I record your lecture? — ___________. Go ahead.
—Are you all right? — ______.