---May I look at your map for a little while?
---Of course, ________, Jack.
| A．don’t worry | B．I don’t mind | C．enjoy yourself | D．take your time |
Canada has vast areas of wilderness, from the Arctic north, _______ average winter temperatures are usually -20 0C, to the border with the USA in the south, _______ is said to be the longest border in the world not defended.
| A．which, where | B．whose, which | C．where, where | D．where, which |
Garter Druse ______ his being selected for the important task to his courage，devotion and knowledge of the area.
| A．led | B．owed | C．devoted | D．contributed |
______ Flying Luxury Hotel of Tomorrow is ______ huge 400-ton aircraft without wings.
| A．/, a | B．The, a | C．The, the | D．A, a |
---How did you find your visit to 2010 Expo/
---I enjoyed it very much. It was ________ that I had expected.
| A．far more interested | B．far more interesting |
| C．so interesting | D．even more interested |
The singer hasn’t performed in public for 5 years. ________, she is popular with young people.
| A．but | B．Still | C．Otherwise | D．Therefore |