题目内容

If you follow the given instructions, you will feel less anxious:Be convinced of your information;Be yourself and show your audience a perfect speech;Establish rapport early;Have a positive frame of mind.

A. 对
B. 错

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Content is the most important thing when you prepare a speech.

A. 对
B. 错

DEEP BREATHING,RELAX, andISOMETRICS can help you reduce your stress.

A. 对
B. 错

The following hand gestures are not recommanded:in pocket, crossed arms, wringing of hands, “fig leaf”.

A. 对
B. 错

若要盘形凸轮机构的从动件在某段时间内停止，对应的凸轮轮廓应是。

A. 一段直线
B. 一段抛物线
C. 以凸轮转动中心为圆心的圆弧