A group of us, so this report is meant to point out a danger from earthquakes and to demonstrate the practice when the earthquake occurred. Because some people do not know how to behave during earthquakes.
A group of us had made this up to point out the dangers of earthquakes and demonstrate the performance of the earthquake. Some people know how to behave during an earthquake.
A group of us so this report up to point out the danger of earthquakes, and demonstrates the practice when the earthquake. Because some people don't know how behave while the earthquake.