At the root of volunteering is the idea ________ one person may have the ability to offer services that can help other people.
She said she would spend her holiday ___ Beijing.
Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.
They told us that these small apples are often sweeter than big ____.
The girl ____ a beautiful skirt has told me the news. Which is not right?
----Have a nice holiday! ---- ____.