—I had been working till 4:00 a.m. to prepare a report for my boss. —____ you look very tired.
_______ for the breakdown of the school computer network,Alice was in low spirits.
Helen had to shout _______ above the sound of the music.
Just then,another man, _______ behind the first,spoke up,“Who are you?”.
You were silly not _______ your car.
—Can the project be finished as planned?—Sure, _______ it completed in time, we’ll work two more hours a day.