1 ...there is evidence to indicate that natural surroundings improve all kinds of things...
2010.12 CET4 阅读理解
2 ...Those whose accommodation had more natural views showed an improvement of 19%; those who had the same improvement in material surroundings but no nice view improved just 4%...
2010.12 CET4 阅读理解
3 ...That people often experience trouble sleeping in a different bed in unfamiliar surroundings is a phenomenon known as the first-night effect...