What is the meaning of “a bear” in “He is a bear at fine arts.”?

Explain the kinds of societies that are divided based on psychological time orientation.

她是那种宁为鸡首不为凤尾的人。

In the United States, the black people used to be called as nigers. which is quiteoffensive. State the euphemisms of nigers in time consequence.

牛皮纸

您先请进。

your father (用敬语翻译)

How hitchhiking is symbolized in English culture?

He is not a man to act rashly.

She is in a family way.

Give examples to show the differences in what can be advertised between English and Chinese culture.