I'm sorry to have you waiting so long for Marcia, and I'm afraid it'll be ten minutes she comes back.A. before B. after C. until
—When did the old man die? —He ________a rainy winter evening.
—Could you tell me ? —Certainly.
Tom said he had never been there, but he was .
— Don’t _______ too late, or you will feel tired in class. — I won’t, Dad.
— Thanks a lot for offering a great deal of _______ to me in my research. — It was my great pleasure.