完成句子。

1. 考试前他紧张得睡不着觉。

    He was ______ ______ ______ fall asleep before the examination.

2. 当人们发觉第二次地震时立即从屋里跑了出去。

    When the second quake was felt, people ran out of their houses ______ ______.

3. 那次可怕的灾难之后，百分之八十的孩子无家可归。

    After that terrible ______, 80% of the children became ______.

4. 他们昨晚一直看电视，没有做作业。

    They watched TV all the time last night ______ ______ doing their homework.

5. 工厂北边的废墟中挖出一个小女孩。 

    A little girl was ______ ______ ______ the ruins to the north of the city.

用来表达设备与设备之间的某段管线及其管线配件、阀件、仪表控制点等具体配置情况的立体图称为（）。

A、管段图

B、管件图

C、管架图