Usually, I can’t work on my lessons ______ full attention unless I am free ________ noise.
| A．in; with | B．at; from | C．with; of | D．on; of |
The public ___ of the environmental problem will make the government take it seriously.
| A．existence |
| B．revolution |
| C．awareness |
| D．evidence |
Try on both shoes and walk around to ensure a comfortable fit ___ you know your shoe size.
| A．as if |
| B．unless |
| C．even if |
| D．now that |
The engineers are so busy that they have zero time for outdoor sports activities, ___ they have the interest.
| A．wherever |
| B．whenever |
| C．even if |
| D．as if |
This restaurant has become popular for its wide ___ of foods that suits all tastes and pockets.
| A．division |
| B．area |
| C．range |
| D．circle |
Teachers have to constantly update their knowledge in order to maintain their professional ___.
| A．consequence |
| B．independence |
| C．competence |
| D．intelligence |