While watching television, .
| A．the doorbell rang | B．the doorbell rings |
| C．we heard the doorbell ring | D．we heard the doorbell rings |
The chairman thought _____ necessary to invite Professor Smith to speak at the meeting.
| A．that |
| B．it |
| C．this |
| D．him |
No progress was made in the trade talk as neither side would accept the conditions of _____.
| A．others |
| B．the other |
| C．either |
| D．another |
The head office of the bank is in Beijing, but it has _____ all over the country.
| A．companies |
| B．branches |
| C．organizations |
| D．businesses |
He gained his by printing of famous writers.
| A．wealth; work |
| B．wealths; works |
| C．wealths; work |
| D．wealth; works |
He proved himself a true gentleman and the beauty of his _____ was seen at its best when he worked with others.
| A．temper |
| B．appearance |
| C．talent |
| D．character |