The money collected should be made good use_______ the people in South Asia who suffered a lot in the earthquake and the tsunami (海啸).
After the heavy snow, many students helped to clear away the snow ______ in our school.
We went through a period_______ communications were very difficult in the countryside.
Professor James will give us a lecture on the Western culture, but when and where _______ yet.
-- I have warned him of the danger but he insisted on going there alone. -- What a _______ boy!
After several months’ voyage, they came to _______ was called the “New World”.