根据下列短文内容，在短文的空格处填上一个恰当的词，是短文完整、通顺。 What

题目：

根据下列短文内容，在短文的空格处填上一个恰当的词，是短文完整、通顺。

What are you going to do if you are in a burning house? How will you escape? Do you know how to  小题1:  yourself? Please read the following passage.

Escaping a fire is a serious matter. Knowing  小题2:   to do during a fire can save your life. It is important to know the   小题3:   you can use and show them to everyone in the family, such as stairways and fire escapes, but not lifts.

From the lower floors of the buildings, escaping   小题4:   windows is possible, the second floor window is usually not very high from the ground. Though it’s a little dangerous, it is  小题5:  to jump a short way than to stay in a burning building.

Windows are also useful when you are    小题6:   for help. Be sure to keep the door   小题7:  . Or smoke and fire may be drawn into the room. Keep your head low at the window to be sure you get fresh air rather than  小题8:   that may leaked into the room.

On a second or third floor, the best windows for escape are those that open onto a roof . From the roof of a person can drop to the ground more easily.