— Jenny, _________ do you visit your grandparents?
— Twice a month.
| A．How long | B．How soon |
| C．How often | D．How many |
—Maggie, why did you take a bus today?
—Oh, I forgot to tell you about that. My bicycle ______ yesterday.
| A．lost | B．is lost | C．was lost | D．has lost |
—Someone is knocking at the door. Who ______ it be?
—It ______ be Victor. He went to London yesterday.
| A．can; mustn't | B．can; can't |
| C．will; must | D．may; needn't |
When the firemen arrived, the fire had been ______
| A．put off | B．put down | C．put away | D．put out. |
—______ city Rio de Janeiro in Brazil is！
—Yes. The 3lst Olympic Games will be held there.
| A．How lively | B．What busy |
| C．How a big | D．What a beautiful |
Thanks for your ______. It really helped me a lot.
| A．attention | B．ideas | C．advice | D．instructions |