Although the lecture had already been on for five minutes,I was still not able to find a chair___
| A．to sit |
| B．for to sit on |
| C．to sit on |
| D．for sitting |
He arranged ____ a man to meet his uncle at the station because he was busy with work.
| A．of | B．for | C．/ | D．with |
Our new house is very _______ for me as I can get to the office in 5 minutes.
| A．adaptable | B．comfortable | C．convenient | D．available |
The _______ girl sat in the corner________.
| A．frightening; cried | B．frightening; crying | C．frightened; crying | D．frightened; to cry |
We can see monuments here and there. Those who have made great ________ to human beings and society will never be forgotten.
| A．advance | B．progress | C．contributions | D．achievement |
The students are busy making preparations for the lecture because they will ______ the competition.
| A．attend | B．join | C．take part in | D．attend to |