—I'm afraid I can't finish the book today.
—________.
| A．Don't be afraid | B．Be bold |
| C．Take your time | D．Not at all |
------Why do you turn back?
------ Oh, the bridge ahead_______.
| A．is being repaired | B．is repairing | C．is repaired | D．is being repairing |
People in the west make_______ a rule to buy Christmas presents for their relatives and friends.
| A．it | B．that | C．this | D．as |
I remember everything ______it had happened yesterday.
| A．in case | B．even if | C．as long as | D．as if |
It is required that students______ mobile phones at school, so seldom_______ them using one.
| A．don’t use; will you see | B．should not use; you will see |
| C．not use; will you see | D．can’t use; will you see |
------Tom is never late for work. Why is he absent today?
------ Something _______ to him.
| A．must have happened | B．can have happened |
| C．must happen | D．can happen |