--- ___________ --- Drop in if you have time.
| A．Well, I really have to leave now. |
| B．I wonder if you could let me go now. |
| C．I’d like to go now. |
| D．Do you mind if I leave now? |
— When did your parents __________?
— They ___________ for 20 years.
| A．marry； got married |
| B．get married； have got married |
| C．marry； have got married |
| D．get married； have been married |
Is _______ air pollution ________ serious problem now?
| A．a, a | B．/, a | C．the, the | D．the, / |
-- try some Chinese food with your friends ?
-- Good idea.
| A．Why don’t | B．What about |
| C．Would you like | D．Why not |
-- is the zoo from the bus stop?
-- It’s about 10 minutes’ walk .
| A．How long | B．How soon |
| C．How far | D．How much |
-- Is it easy from my building to yours?
-- Yes. And we look forward to you at the party.
| A．to walk; seeing | B．to walk; to see |
| C．walking ; to see | D．walking ; seeing |