下列哪项不是内伤发热的病机 A.瘀血阻滞，壅遏不通 B.中气不足，阴火内生 C.肝气

阅读短文，回答问题。

     Li Ming is a Chinese boy. He wants to study in Canada. He wants to learn English for ten months.

He will live in Jenny's home. Jenny is his friend. She is a lovely girl. She introduces (介绍) her house

to Li Ming. There are six rooms in her house. They are three bedrooms, a living room,  a kitchen and

a bathroom.

1.Where does Li Ming come from ?

_____________________________________________

2.Where does Li Ming want to study?

_____________________________________________

3.What does Li Ming want to learn ?

_____________________________________________

4. How many rooms are there in Jenny's house ?

_____________________________________________

大柴胡汤中配伍大黄的主要作用是（）。

A.活血化瘀

B.内泻热结

C.疏肝敛阴

D.缓急止痛

E.清热去火

油漆工、土建工等非电气人员或外单位人员进入生产现场必须经过安全教育培训和（）交底，并按规定办理进站施工手续和（）。

在综合布线系统中，一个办公室的几个工作站可合用同一条接地导线，应选用绝缘（）导线。

A.铁

B.铜

C.铝

D.镍

根据《劳动法》规定周工作时间不得超过（）

A、8小时

B、12小时

C、40小时

D、45小时