1 . We almost hear or watch the weather report on the radio or TV every day. But there is a special _________ in the Charles F. Johnson Elementary School in New York. It gives people warnings (警报) about _________ weather.

One day, there came a _________ from the radio. This sound brought the piece of news: _________ storm (暴风雨) was coming. William Tomic, the headmaster of the school, asked teachers _________ children indoors and put them in a _________ place at once.

A few minutes later, the storm came. However, _________ the warning of the radio and quick work of the headmaster, no one was hurt.

“The radio really did work very well. We were _________ about its work,” William Tomic said, “The parents were happy, too.”

_________ government hopes there will be more such successful stories. It plans to give this kind of radios to all 97,000 public schools in the country.

Every year, more than 10,000 thunderstorms, 2,500 floods, 1,000 tornadoes (龙卷风) and some hurricanes take place in the US, so the warning radios are very __________. They not only give people warnings about bad weather, but also give warnings about other dangerous things.