---It’s a long time we last met. How is everything going?---Well, I am living a happy life.
Tom ______ china for nearly five years. But now he Hawaii _________ business.
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.