【单选题】How long did St. Patrick study Christianity?
【简答题】Some people will be at a loss in case of a fire.
【单选题】What should we do in case of a fire?
A.
Get out of the house with the valuables.
B.
Water can be used to extinguish an electrical fire.
C.
If your clothes are on fire , run as fast as you can.
D.
If smoke, heat or flames block your exit routes, stay in the room with doors closed.
【单选题】This fire extinguisher is to be used only in case of ___________.
【简答题】小学生类与大学生类 /** * 小学生 * @author lqy * */ public class SmallStudent { public String ; public void study() { System. out .println( " 学习小学课本 " ); } public String get() { return this . ; } } /** ...
【单选题】An emergency _______ is very important in case of fire.
【单选题】绘制CBR单位压力(P)与贯入量(L)的关系曲线,出现凹曲时应()。