Don’t turn off the computer before closing all programs, _________ you could have problems.
| A．or | B．and | C．but | D．so |
Signnatel Inc, ______ world's largest maker of controller chips for MP3 players, is set to establish _______ new R & D centre in Hong Kong and open two sales offices on China's mainland.
| A．the; a | B．the; the | C．a; the | D．a; a |
— I'd rather go to the Blue Moon Restaurant because I prefer soft music while eating.
— _________ Loud music makes me tense.
| A．My pleasure. | B．How so? | C．At your service. | D．Me too! |
For quite _____ students，their teacher's advice is more important than _____ of their parents'．
| A．few；one | B．a few；that |
| C．a little；some | D．a lot；many |
It was _____ great shock to the world that two airplanes crashed into _____ World Trade Centre in New York on Sept．11．
| A．a；／ | B．the；the |
| C．a；the | D．／；the |
It was the training _______ he had at school _______ made him good jumper．
| A．what；what | B．that；that |
| C．what；that | D．that；had |