Visitors ______ not to touch the exhibits.
It has been announced that candidates remain in their seats until all the papers have been collected.
Father made a promise I passed the exam he would buy me a bike.
Shanghai is most beautiful city and we are excited that the 2010 World Expo has been great success.
This is the best way I could think of _______ people getting into the dangerous areas.
The writer ______ the old folk story with his own imagination and wrote a new story.