In dealing with public relations,we should make every effort to prevent the in personality.
| A．contact |
| B．contrast |
| C．connection |
| D．conflict |
While we were listening to the speech attentively, a voice ________ to announce the result of the election
| A．broke in | B．broke down | C．broke up | D．broke off |
Wang Meng's winning women's 500m short track at the Vancouver 2010 Olympics was an exciting moment, ________ all Chinese will never forget.
| A．that | B．it | C．one | D．the one |
. Newly-developed materials for spaceships can _________ extreme weather conditions.
| A．hold | B．support | C．stand | D．carry |
Because of global warming, the ice that polar bears depend on for survival _______.
| A．are slowing disappearing | B．is slowly disappearing |
| C．are slowly disappeared | D．have slowly disappeared |
Ten giant pandas are heading to the Shanghai Expo, _________ they will go on year-long display.
| A．which | B．where | C．what | D．when |