_do you visit your grandparents,Peter?—Twice a month.[ ]

Hi, Bruce! I haven’t seen you for such a long time. It _______ that you’ve changed a lot.–Yes, time flies!

______ do you go to the mall?—Three times a month. [ ]

Susan’s parents have bought a large house with a swimming pool.—It be very expensive.

______does your mother work ? —-She works in a hospital.