Only when it is hungry ______ a human being.
| A．a lion will attack | B．a lion should attack |
| C．will a lion attack | D．should a lion attack |
________to be the best among the competitions, he was given $ 20,000 as a reward.
| A．Judging |
| B．Judged |
| C．Judgment |
| D．To be judged |
At the________of audience, the famous singer sang another one.
| A．suggestion |
| B．request |
| C．requirement |
| D．demand |
—What would you do if it________tomorrow?
—We have to carry it on, since we've got everything ready.
| A．rain |
| B．rains |
| C．will rain |
| D．is raining |
The victim was still________what had happened when the doctor arrived but he lost________soon after that.
| A．unconscious for; consciousness |
| B．conscious of; consciousness |
| C．conscious of; conscious |
| D．conscious for; unconscious |
We'll have to find a job, ________.
| A．long it takes however |
| B．it takes however long |
| C．long however it takes |
| D．however long it takes |