When we got to the theatre, the play _______ for five minutes.A.had been on B. had begun C. was on
I don’t remember when and where I __________ this umbrella.
-What’s his brother? -He is a teacher. He__________ maths at a school.
-Help yourself to some more meat. -_______________.
-Do you need my help, Mary? -_____________.
-Hello, Jack. How are you doing? -__________.