-- Why did you leave the fan on in your room? It’s a waste of electricity.---________
Can you tell me _______ in the future?
—Your English is good. —Thank you. I _______ it for three years.
The meat smells _______. Throw it away.
—Must I do my homework now, Mum? —_______. You can do it tomorrow.
—May I speak to Mr Wang? —Sorry. He______ a speech now. Please call later.