You may go out ___ your work is done.
Fat on human beings is _____ in different ways.
On the annual International Volunteers Day, the world _____ the work of millions of people who give their time to help others.
Today’s China is quite different from __________. .
You are ______ to be hit by lightning ______be attacked by a shark, so don’t be frightened by sharks.
You will have an accident if you don’t ______, for the road is icy.