______ is a best-known secret in success that get ready in much of our life and you may make the most of the opportunity

The man is thirsty________money and power．His wife wants him to pay attention to health and family．

Chinese ______by the largest number of people in theworld now.

While we were running on the playground, Jack suddenlystopped____ and lay on the ground,so we all stopped_____ what was wrong withhim.

This is the most beautiful park I have _____ visited.