判断题

动车组是由动力车和拖车或全部由动力车长期固定地连接在一起的车组。

答案：正确

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单项选择题

治疗黄疸最基本的原则是（）

A．清热
B．活血
C．补虚
D．化湿

Directions:Choose the right word for each statement.
Directive, Authoritative, Affiliative, Participative, Pacesetting ， Coaching
4.The manager with __________ style likes to perform many tasks by himself personally but expects his employees to watch and then follow his example.

答案： Pacesetting