Answer for word collocation

1. Many small houses and huts were (flooded away/washed away) when the river bursts its banks.
2. Poor farming methods are responsible for soil (devaluation/erosion )in many areas of Saharan African.
3. During the earthquake,many people were( /covered )alive.
4. The forest fire left a wide area of the mountainside blackened and (ablaze/smouldering).
5. Villagers are hoping for rain this month after nearly a year of (dry weather/drought.)
6. Before the hurricane struck,many people were (evacuated/shifted) to higher ground.
7. Thousands of children in the famine-striken area are suffering from (malnutrition/undernourishment).
10. Heavy snow has fallen in the mountains and many villages have been (blocked out/cut off) for the past two days.
11 .The Aids (epidemic/plague) is having serious effects in some countries.
12. Many small islands in the Indian Ocean are threatened by rising sea (waters/levels).