Dogs are our good friends as they can keep ______ with us when we are lonely．

There is a lot of love in today’s world and I’m convinced that this is still the most powerful ______ in the world.

 She raised her finger to her lips as _____ for silence. 

The boy slipped out of the room and headed for the swimming pool without his parents’ _____.

---- Yang Yang carried off the first Winter Olympic _____ medal for China. ---- Great! What _____ she won for our motherland!