The teacher didn’t leave the classroom building until the papers _________ in the end.
| A．was put off | B．was put out |
| C．were put on | D．were put away |
His sister wanted to have him _____ the radio, but he had had it _____ already.
| A．repair, fix | B．to repair, fix |
| C．repaired, to fix | D．repair, fixed |
—Why not go camping this weekend? —_______.
| A．You are right | B．Good idea |
| C．That's right | D．Never mind |
Unluckily, John’s father __________murder when he was in his forties.
| A．was charged with | B．was wanted on |
| C．was guilty with | D．was involved of |
The explorer insisted ________ his advice was of ________.
| A．on, value | B．that, value |
| C．on, valuable | D．that, valuable |