多项选择题
About speaking rate, what statements are true?
A.
The normal rate of speech for native English speakers is between 120 and 150 words per minute.
B.
The best public speaking rate is around 120 words per minutes.
C.
A speaker should maintain a constant speaking rate.
D.
Being alert to the audience’s reactions is the best way to know whether your rate of speech is too fast or too slow.