They usually spend two hours _______ their homework every day.A. do B doing C to do
Can you imagine what life will be like in ______ time?
—I can’t stop smoking, doctor. — For your health, I’m afraid you ______.
—Look at the noisy kids!—Haven’t you heard the saying “When the cat is away, the mice ______?”
—Who broke the window? — ______. A strong wind broke it last night.
—Are Li Yan and Wang Mei still living in Pingba? —No, they ____ to Shanghai.