—Are you a new student ? —_______________.A. Yes, I’m.B. No, I’m not.C. Yes, I’m not.
They ______ going to school on foot before they went to high school.
--- Do you know Tom very well? --- Yes, he and I _______ friends since we met in yangshan the year before.
Italy is famous for _____.
I won’t go to the concert because I ________ my ticket.
_______ great fun it is to fly in a balloon!