Unless ___ to speak，you should remain silent at the conference．
| A．invited | B．inviting |
| C．being invited | D．having invited |
The manager believes prices will not rise by more than _______ four percent.
| A．any other | B．the other |
| C．another | D．other |
—Thank you for joining in our conversation tonight.
—_____.
| A．It’s my duty | B．It’s all right |
| C．It’s my pleasure | D．With pleasure |
He is a difficult person, for he ___________________ about everything.
| A．often complained | B．is always complaining |
| C．complains | D．will complain |
He ________ his aunt the day he arrives in Beijing.
| A．visits | B．is visiting |
| C．visited | D．is going to visit |
Although knocked down by a car, he managed to _______ to his feet.
| A．stand | B．move |
| C．rise | D．struggle |