题目内容：

根据短文内容及汉语提示补全短文

1. (地震) are hard to predict (预言), but do you know what to do before, during and after an earthquake? Here’s some advice:

Before an earthquake It’s 2. (必要的) to prepare yourself and your family. All family members should know how to turn off gas, water and electricity and know 3. (有用的) telephone numbers. Never put heavy things over beds.

During an earthquake It’s important for each of you to stay 4. (镇静的). If you are indoors, quickly move to a safe place in the room such as 5. (在……下面) a strong table. The purpose (目的) is to protect yourself from objects, stay away from windows, large mirrors, heavy 6. (家具) and so on. If you’re cooking, turn off the gas. If you’re outdoors, move to an open area like a playground. Move away from buildings, 7. (桥) and trees. If you are driving, stop the car as soon as possible. Stay in your car.

After an earthquake Once the shaking stopped, DO NOT run out of the building at once. It’s better to wait and leave when it’s safe. Check around you and help the people who are in 8. (困境). If your building is badly 9. (坏的), leave it. If you 10. (闻到) or hear a gas, get everyone outside and open windows and doors. If you can do it safely, turn off the gas. Report it to the gas company.