Ever wondered what we're 1.. to do when the energy resources we use today 2)... out? Will we 3)... living in the same sort of houses we live in today when that 4)... ? These environmentally-friendly homes 5)... be able to heat and cool themselves. For instance, instead of a traditional roof, eco-homes will 6)... a layer of soil protecting the house from cold winter and hot summer temperatures. In an eco-home, we will also be able to 7)... water, which will mean 8)... down on the amount of water we use. Sounds like fantasy, 9)... it? Perhaps in 20 years' time you 10)... in one!

1. America was discovered by Christopher Columbus.
2. The King and the Queen of Spain gave Columbus money for voyage.
3. There were 3 caravels: the Santa Maria, the Nina and the Pinta.
4. Columbus named the land they had reached San Salvador ("Holy Saviour").
5.European people came to the New Land for many reasons, each person had its own reason but here are main: Some hoped to find gold, silver and other treasures, some wanted to bring Christian religion to the indians, and some came there to start a new life without religious problems.
6.Pilgrims were a small group of English people. They wanted to live in a country that Columbus discovered.