—___________—I want to buy a pair of shoes for my son.A. What can I do for you?B. What do you do?C. What do you buy?
_______ some ways , there are many changes in our hometown .
The old man lives ____ in a _____ house, but he doesn’t feel_____.
— Is your father in? — No, he ______ for three hours.
—Where is Mr Green now ? I haven’t seen him for a few days . —He _____ to Hong Kong .
Why ____________ enjoy Beijing opera with us?