A．In small groups, look at each person in the audience for about three seconds.
B．In large groups, look at different sections of the audience. If you only look in one direction all the time, other sections of your audience will feel left out.
C．Avoid directing your attention to the key decision maker in the group. It will make him or her feel uncomfortable and make the rest of the audience feel ignored.
D．Move your head slowly from time to time to give attention to all members of your audience equally.

A．45%
B．49.5%
C．95%
D．97%

A．对
B．错