Carl wanted to play a joke on Bob but gave himself _____ by laughing.
| A．away | B．in | C．out | D．up |
Just before I left London, _____ I sent him a telegram.
| A．and | B．so |
| C．or | D．不填 |
If I’m mistaken, _____ you are mistaken too.
| A．so | B．and |
| C．or | D．不填 |
If wishes were horses, _____ beggars would ride.
| A．and | B．so |
| C．or | D．不填 |
. When the last prize had been awarded _____ everybody cleared off.
| A．and | B．so |
| C．or | D．不填 |
Although he had only entered the contest for fun, _____ he won first prize.
| A．but | B．and |
| C．even | D．不填 |