15. Complete the text with the words from the box.
Emotions are exciting, and primitive man needed this experiment to help him _____ (1) in dangerous world. However, emotions _____ (2) with thinking, and in modern society, they can _____ (3) problems at home and at work. They can damage our health, _____ (4) mental suffering and even lead to tragedies such as killings. Therefore, we should ______ (5) our emotions. Emotionally ______ (6) people are aware of the emotions in themselves and others and can analyse ______ (7) situations and do something to improve them. If we can ______ (8) our feelings and deal effectively with others, we are more likely to live ______ (9) lives.
Which word is the best in 1?