---Why didn’t you go to yesterday’s meeting?---I would have but I ______ too busy working on the important experiment.
—Can I help you, Madam? — No, thanks. I_______.
—Tom came back home the day before yesterday. — Really? Where __________ at all?
—Who is the old man talking with your teacher? —I don’t know. I _________ him before.
You needn’t hurry her; she _______ it by the time you are ready.
Our team was ahead during the first half, but we ________ in the last ten minutes.