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Practice Listening: Select Missing Word
ID: #33148
Short
Avalanche
Transcript:
Avalanche, as are a constant threat on mountain highways. The Rogers pass stretch of the Trans. Canada is at risk of being buried in snow from November to April even/ year. This is why the highway now has a sophisticated defense system. The best way. It's important to control an avalanche when it’s small. So a slide is set off while it's still small before it builds up into a serious danger. A team of snow technicians monitors the snow pack. They sort of read the snow and try to predict when it's likely to slide. They studied data from the weather stations in the mountains. As the danger increases, they drop explosives on to test slopes to see if the snow can be made a …………
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