A good opening can NOT:
A.Catch the audience’s attention.
B.Inform the listener your supporting material.
C.Motivate your listeners to listen.
D.Establish credibility and earn support.
正确答案：B
A good opening can NOT:
A.Catch the audience’s attention.
B.Inform the listener your supporting material.
C.Motivate your listeners to listen.
D.Establish credibility and earn support.
正确答案：B