---I can’t find the key _____ the bike, can you help me?
| A．for | B．to | C．with | D．on |
—I don’t know_____________?
—In ten minutes.
| A．how long has he been here |
| B．how long will the film last |
| C．how often he goes to visit his parents |
| D．how soon the film will begin |
—I hear you have moved into your new house. Congratulations !
—Thanks. I especially like my study _______ is big and bright.
| A．which | B．who | C．what | D．why |
—Do you like reading books?
—Yes. We each to do more reading in and after class.
| A．are encouraged | B．encourage |
| C．is encouraged | D．is encouraging |
—Mr. Ding, I have some problems_______ the passage.
—Remember_______ it three or four times at least.
| A．to understand; reading | B．understanding; reading |
| C．to understand; to read | D．understanding; to read |
—Is Kate coming to the party this evening?
—No, she _________ be at the party. She________ to the UK.
| A．mustn't; has gone | B．mustn't; has been |
| C．can't; has gone | D．can't; has been |