— Must I feed the goldfish now?
— No, you ______. But you must do it before supper.
| A．needn’t | B．mustn’t | C．don’t | D．can’t |
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 |
-- I love school and I’m going to be a teacher.
-- Oh, that a good idea.
| A．sounds | B．listens | C．sounds like | D．hears |