My parents live in a small village. They always keep candles in the house _____ the electricity is cut off.
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.
He was in great trouble, but he acted _______ nothing had happened.
I don’t think Ken did such a stupid thing,?