—Smoking is bad for your health.—Yes, I know. But I simply can't________.
What he said just now_______me of that American professor.
When we were young, every evening my brother and I____ stay at home waiting for our mother.
We arranged to meet at 8:00, but she never ______.
Missing the flight means _______ for another three hours.
After I had finished eating, he advise me ______ immediately.