Paraphrase the underlined parts of the sentences using the words in the box. Put the words into the correct form if needed.
Example: As the warning about the approaching disaster was broadcast on TV, all the people and animals in the village stayed alive.
Answer: survived
1. Thanks to the dam there was little destruction and nobody died from being underwater for a long time in the huge flood on the Yenisei in 1966.
2. A raft that is not heavy can pass rocks underwater more easily. But it has more chances of being overturned.
3. In the 20th century, a lot of dams were built on various rivers in Russia to keep towns and cities from damage caused by floods.
4. Very bad floods in Siberia followed the extremely cold winter of 2000 when smaller rivers froze almost to the river bottom because the ice couldn’t melt fast enough and blocked the flow of the water.