Scottish inventor ____ modified

Scottish inventor ____ modified and improved the design of steam engine and produced a very efficient one with rotary motion in 1765.
A、James Watt
B、John Kay
C、Richard Arkwright
D、Samuel Crompton
【正确答案】：A
【题目解析】：本题考查英国的工业革命。根据课本P123可知，1765年，苏格兰发明家詹姆斯·瓦特改进并改进了蒸汽机的设计，发明了一种非常高效的旋转式蒸汽机。