填空题

Whether the eyes are "the windows of the soul" is debatable; that they are intensely important in (36) communication is a fact. During the first two months of a baby’s life, the (37) that produces a smile is a pair of eyes. Significantly, a real human face with eyes covered will not (38) a smile, nor will the sight of only one eye when the face is presented in (39) . This attraction to eyes as opposed to the nose or mouth continues as the baby (40) In one study, when American four-year-olds were asked to draw people, 75 percent of them drew people with mouths, but 99 percent of them drew people with eyes. In Japan, however, where babies are carried on their mother’s back, infants do not acquire as much (41) to eyes as they do in other cultures. The role of eye contact in a conversational exchange between two Americans is well (42) : speakers make contact with the eyes of their listener for about one second, then (43) away as they talk; (44) .Listeners, meanwhile, keep their eyes on the face of the speaker, allowing themselves to glance away only briefly. (45) : if they are not looking, the speaker assumes that they are disinterested and either will pause until eye contact is resumed or will terminate the conversation. (46) : there may be a sort of traffic jam of words caused by interruption, false starts, and unpredictable pauses.