The teacher said he needed _____ boys besides his students _____ the classroom.
| A．20 other; clean | B．20 more; to clean |
| C．20 more; cleaning | D．another 20; clean |
—I would like to buy an expensive camera.
—Well.We have several models________.
| A．to choose from | B．of choice |
| C．to be chosen | D．for choosing |
The little boy still needs the________20 dollars to do with some things________.
| A．remaining；remained to be settled |
| B．remaining；remaining to be settled |
| C．remained；remained to settle |
| D．remained；remaining to settle |
________the working efficiency，the boss allows the employees to have a coffee break.
| A．Improving | B．To improve |
| C．Having improved | D．Improved |
Could you show me the TV set you’d like________？
| A．to have repaired | B．repairing it |
| C．to have it repaired | D．to repair it |
Little Bob is often educated by his parents to be good and friendly to anyone even if ________.
| A．attacking | B．is attacked |
| C．to be attacked | D．attacked |