2 . People want to know when an earthquake is coming to get away safely. But now there is no sure way to know _________ it happens. It may be the best way is to watch the animals. Animals often _________ to know that an earthquake is coming, and they show their fear by _________ in strange ways. Some animals make a lot of noise before an earthquake. Dogs that are usually _________ start to bark. Horses on farms run _________ in circles. Mice leave their _________ and run away. Cows give less milk. In a town in Italy, cats ran down the street in a group. That happened _________ a few hours before an earthquake. In San Francisco, a man kept tiny pet frogs. One Sunday, _________ of the frogs jumped around more than ever. They all made loud noises, like bigger frogs. _________ an earthquake hit the city that night. Before an earthquake in China in 1975, snakes __________ from their winter sleep early. Later they died in the cold air. Some animals can get people away from the dangerous areas and save thousands of lives