He is __________ father.
| A．Sally and Kate | B．Sally and Kate’s | C．Sally’s and Kate’s | D．Sally’s and Kate |
Hurry up! The movie _______ for ten minutes!
| A．has begun | B．has been on |
| C．had begun | D．begun |
--How do you like the twins?
--Well, I think the elder sister is _______ but the young sister is _______.
| A．more clever; more hard-working |
| B．cleverer; more hard-working |
| C．the cleverest; the most hard-working |
| D．the most cleverest; the most hard-working |
--- There were so many books in the shopping center, I didn't know_______ .
| A．where to buy | B．which to buy |
| C．how to buy | D．what to buy |
Put on your coat, Jack! It's snowing _______ outside at the moment.
| A．hardly | B．quickly |
| C．loudly | D．heavily |
—Is that Tom in the teachers' office?
--No, it ________ be him. He's gone to the hospital.
| A．musn't | B．shouldn't |
| C．can't | D．needn't |