Three years ago in Beijing, my best friend, David, was hit by a car while riding a bike, _______ a terrible brain injury.
——I can’t find my MP4 player. —— You _______it on the desk. I saw a red one on it.
—— Excuse me! Can you _____that the movie starts at 7:00 pm? —— Yes, I can.
The teacher wondered whether those ______at the back of the classroom could hear him.
Look! There’s no light on—Sara _____be at home.
Tracy wanted to be _____of her parents after graduation, and tried to live alone.