Many countries are interested in their use of natural gas.wind and other forms o

Many countries are interested in their use of natural gas，wind and other forms of________.

A．energy                                               B．force

C．power                                                D．material

试题答案

A　本题考查词义辨析。energy能量，能源；force力量(尤指武力)；power权力，力量；material材料，物质。