There are three     1     (component) in any face-to-­face communication: words, tone of voice, and body language. It is said that most of what we communicate with others is nonverbal. So when you interact     2     people, it is appropriate     3     (perceive) the message conveyed by     4     (gesture). You can not succeed in business and social encounters if you do not employ body language     5     (appropriate). For example, staring at someone too long can     6     (interpret) as a threat, and standing too close to others can be considered     7     (embarrass). Touching your neck when talking to others probably     8     (demonstrate) that you feel nervous and lack confidence. Sometimes body language speaks     9     (loud) than words.