I am ______ about the new model, and I firmly believe that there will be a good market for it.
| A．concerned | B．doubtful | C．confident | D．particular |
______ full preparations, Tony was quite confident about the coming interview.
| A．Make | B．Made |
| C．To make | D．Having made |
The whole class applauded wildly at the end of the speech, ______ greatly encouraged Bob.
| A．what | B．where | C．which | D．when |
—Is the project difficult for the students?
—No. Most of the relevant information ______ to them.
| A．has been provided | B．has provided |
| C．had been provided | D．had provided |
Working as a manager, Rebecca found it hard ______ between work and her family.
| A．balancing | B．to balance |
| C．to have balanced | D．having balanced |
That restaurant is extremely popular, ______ you may have to wait to get a seat.
| A．for | B．so | C．or | D．yet |