Tsunamis (海啸) do not happen very often, but when they do, they are very dangerous. For your【小题1】, you should know if you are in a tsunami area. If there is an earthquake, a tsunami could follow, so【小题2】a radio or watch TV for instructions. There may be as much as a two-hour warning or only minutes. You should get to higher ground and go as【小题3】island as you can.

Sometimes, people at the shore see the water【小题4】back unusually far. This is called “draw back” and it can happen before a tsunami hits. Run in the other direction, away from the water.