45. The soup is too hot. Be careful not to your mouth.
| A．damage | B．burn | C．hurt | D．Boil |
Many people agree that there has never been a more splendid opening ceremony than
______ of the Beijing Olympic Games in history.
| A．one | B．what | C．that | D．it |
--Has Billy finished his homework today?
--I have no idea. He ______ it this morning.
| A．would do | B．was doing |
| C．has done | D．had done |
______ more and more people may turn to the Internet for the latest news, it is unlikely that the newspaper will disappear．
| A．When | B．Because | C．Since | D．While |
______ strong and powerful China will certainly benefit ______ whole world.
| A．A; a | B．The; a |
| C．The; the | D．A; the |
______ to smoking for a considerably long time, he has much difficulty quitting it.
| A．Having been addicted | B．Being addicted |
| C．To have been addicted | D．Having addicted |