I would appreciate it _______ you call back this afternoon for the doctor’s appointment.
| A．that | B．if | C．which | D．whether |
Science and technology is changing fast nowadays. I bought this MP3 player at the beginning of this year but now it's out of________.
| A．date |
| B．order |
| C．use |
| D．sight |
They didn't allow ________the camp without a special pass.
| A．to enter |
| B．entering |
| C．enter |
| D．entered |
If you leave，I'll have ________friends here，so I won't stay________.
| A．not more；not longer |
| B．not more；no longer |
| C．no longer；no longer |
| D．no more；any longer |
Jack ________the bus as soon as it stopped，then to his joy he met his best friend at the station.
| A．got off |
| B．took off |
| C．got on |
| D．took on |
After his journey from abroad，Richard returned home，________.
| A．exhausting |
| B．Exhausted |
| C．being exhausted |
| D．having exhausted |