【单选题】

Eye contact is a nonverbal (47)______ that helps the speaker "sell" his or her ideas to an audience.Besides its persuasive powers, eye contact helps hold listeners interest.

A、(48)______ speaker must maintain eye contact with an audience. To have good rapport (关系) with listeners, a speaker should (49)______ direct eye contact for at least 75 percent of the time. Some speakers focus exclusively in their notes. Others gaze over me heads of their listeners.Both are likely to lose (50)______’’s interest and esteem. People who maintain eye contact while speaking, whether from a podium (演讲台) or from across the table, are "regarded not only as exceptionally well — disposed by their target but also as more believable and earnest."To show the potency (作用，效力) of eye contact in daily life, we have only to consider how passers-by behave when their glances happen to meet on the street.At one (51)______ are those who feel (52)______ and immediately look away. To make eye contact, it seems, is to make a certain (53)______ with someone. Eye contact with an audience also lets a speaker know and monitor the listeners. It is, in fact, (54)______ for analyzing an audience during a speech. Visual cues (暗示) from the audience members can (55)______ that a speech is dragging, that the speaker is dwelling on a particular point for too long, or that a particular point requires further explanation.As we have pointed out, visual (56)______ from listeners should play an important role in shaping a speech as it is delivereD、WORD、BANKA、indicate B、technique C、extreme D、successful E、manufactureF) audienceG) consciousH) subjectI) maintainJ) principleK) essentialL) feedbackM) awkwardN) individualO) link