单项选择题
Whatever the speaker communicates is the message, which is sent（）a particular channel.
A.by all means
B.by no means
C.by any means
D.by means of
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相关考题
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单项选择题
The speech communication process（）includes seven elements.
A.in the hole
B.at a whole
C.as a whole
D.to the whole -
单项选择题
Effective speakers adjust their voices（）the larger audience and work（）avoiding distracting physical mannerism and verbal habits.
A.at； to
B.in； at
C.to； at
D.to； for -
单项选择题
You will take a big step toward overcoming stage fright if you think（）, choose speech topics you really care about, prepare thoroughly, and concentrate on communicating with your audience.
A.positive
B.post
C.position
D.positively
