题目

工业革命期间，有利于减少人类对风力、水力等自然力的依赖，使生产摆脱了地域限制的关键性发明是 A．手摇纺纱机      B．蒸汽机车     C．蒸汽机         D．电灯泡 答案：C 解析: 略They began to think about what use could be ________ such material. [　　] A．made upB．made from C．made ofD．made into