Chinese people tend to say things like “No, not really” when they are asked “Are you
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In face-to-face communication, non-verbal signals are not as important as verbal messages.()
参考答案：错误
Which doesn’t belong to the group in a cross-cultural situation？ _________.
A. Head movements
B. Social values
C. Facial expressions
D. Body contact
在用范成法加工齿轮时，若被加工齿轮的齿数较少，不会出现根切现象。()
作用于刚体上的两个力，使刚体保持平衡的必要充分条件：这两个力大小相等，方向相同，作用在同一条直线上。()
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