—Excuse, can you tell me ____?—Sorry, I don’t. You can go to the information desk.
--- Betty, could you answer my question? --- Sorry, Mr. Green. I didn’t hear you. I _______ about something else.
--- I won’t have time to go shopping with you this afternoon. --- But you ________ me yesterday.
His father often tells him _______ in that river because it’s dangerous.
--- The office isn’t _______. Will you please turn on the lights? --- Sure.
--- I like the program Man and Nature. --- But I _______Sports News.