The Chinese are proud of the Shanghai Expo ____ successfully in Shanghai in May,2010.
| A．to be held | B．to hold | C．being held | D．holding |
It’s helpful to put students in a situation _______ they can learn how to cooperate with each other.
| A．that | B．when | C．which | D．where |
Lucy is a very optimistic girl. ______ she is faced with difficulties, she always sees the bright side.
| A．Every time | B．Now that | C．As soon as | D．On condition that |
All the people on the list must be told to attend the meeting; you must make sure that no one is _______.
| A．left out | B．set aside | C．cut off | D．kept away |
The task is very difficult. I wonder whether we will be able to finish it in the ________ of any other helpers.
| A．appearance | B．escape | C．spare | D．absence |
If you pay for the computer in cash, you could have a 5% discount; _______ we can deliver it to you for free.
| A．in demand | B．in addition | C．in return | D．in place |