Only ______ a human being.
| A．when is it hungry a lion will attack |
| B．when it is hungry a lion will attack |
| C．when it is hungry will a lion attack |
| D．when is it hungry will a lion attack |
—Tom should have been warned not to cheat in the exam.
—________，but he wouldn’t listen to me.
| A．So he had | B．So has he |
| C．So was he | D．So he was |
—What do you think we should do when________earthquake happens?
—In my opinion，go to________open space away from buildings or trees.
| A．an；an | B．the；an |
| C．an；the | D．the；the |
—I’m really sorry.I thought this was a parking lot.
—________Here is your ticket.
| A．That’s all right. | B．I don’t believe you. |
| C．How dare you say so？ | D．Sorry，that is no excuse. |
The authorities will________the case further before they can come to a conclusion about it.
| A．look out | B．look up |
| C．look through | D．look into |
What I value most for a holiday is________I relax myself after the heavy work.
| A．that | B．how |
| C．when | D．what |