Much disappointed as he is ________ in the job interview, he still keeps his confidence.
| A．failed | B．to have failed |
| C．having failed | D．Failing |
It snowed heavily for three days and they were separated from the outside world.
| A．in the end | B．on end | C．by the end | D．at the end |
everyone can hear the speaker there is no of turning up the radio.
| A．Now that; point | B．Even if; point | C．Now that; need | D．Even if; need |
If it was not an accident, he must have done it .
| A．on purpose | B．in common | C．on occasion | D．in time |
Many students signed up for the race in the sports meeting to be held next week.
| A．800-metre-long | B．800-metres-long | C．800 metre length | D．800 metres length |
Because prices of food and clothing and almost everything else in that country have steadily gone up, the buying of the dollar has gone down.
| A．energy | B．force | C．power | D．strength |