— You aren’ t a student , are you ? — _____ , don’ t you remember _____ me in the classroom ten minutes ago .
--- How do you improve your listening skill? --- I often do it ________ tapes and English radios.
--- Are you afraid of the dark? --- Yes, I always go to sleep _________ the light on.
— What a new computer! Can you tell me _________? — Just the day before yesterday.
— Would you mind my sitting here? — ________________. It’s for my friend.
–Do the Smiths live next to you? --No, but they____.