Don’t use words ,expressions or phrases __________ only to people with specific knowledge.

_______ yourself with those homeless children, you’ll find you are fortunate and happy.                      

This is one of the problems_____ at the meeting at present.

. At the age of 29, Dave was a worker, ________ in a small apartment near Boston and ________ what to do about his future. 

 When children start smoking, they don’t realize that they are risking_____ their health.