题目内容

In America, people shake hands in a _____ way.

A. soft
B. firm

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When you meet someone, you could say:

A. Pleased to meet you.
B. Nice to meet you.
C. How are you?
D. It was nice meeting you.

People should be polite in face of different customs.

A. 对
B. 错

达•芬奇绘制的防御机器人里用到的机械传动机构有()

A. 带轮传动
B. 圆柱直齿轮传动
C. 斜齿轮传动
D. 链传动

礼仪约束着人们在一切交际场合的言谈话语、行为举止，使之合乎一定的要求，这是礼仪的（）特征。

A. 限定性
B. 传承性
C. 规范性
D. 变动性