When an earthquake strikes, immediate action is crucial for safety. The primary advice is to "Drop, Cover, and Hold On." Drop to the ground, take cover under a sturdy table or desk, and hold on until the shaking stops. If no furniture is nearby, crouch in an interior corner and protect the head and neck with arms.Avoid windows, glass, mirrors, and anything that could fall. Do not use elevators. If in bed, stay there and cover the head with a pillow.

1. It was Hard to go outside dù rằng the heatwave last week

2. Air pollution in big cities lead to serious health problems

1. Unless thí sinh store sells emergency kits,I'll check the other one

2. If you throw trash into the river ,it will become mở ra polluted

3. The factory is dumping waste into thí sinh lake, so it is polluted