You don't have to do that work. In other words, it's _____ for you. NECESSITY Although she is rich, she lives _____. UNHAPPY They went to see most of the _____ places. INTEREST Air _____ makes us unhea...

You don't have to do that work. In other words, it's unnecessary for you. Although she is rich, she lives unhappily. They went to see most of the interesting places. Air pollution makes us unhealthy. They have made careful preparations for the demonstration. We all looked healthy after the summer holiday.