41.AS a _actor,he can perform, sing, dance and play several kinds of musical instruments. A.flexible灵活的,柔韧的n.flexibility B. versatile形容人多才多艺的,形容工具用途广泛的vers代表随时可以变换的n
01 The Language of Music 02 Schooling and Education 03 The Definition of “Price” …… 37 Icebergs 38 Topaz 39 The Salinity of Ocean Waters …… 48 Bacteria 49 Sleep 50. Cells and Temperature