第2题: [单项选择]Thomas Edison was responsible for many _____in addition to the light bulb. A. inventions B. imaginations C. instructions D. innovations 参考答案:A 答案解析:[解析]句意为:除了电灯外,托马斯爱迪生还负责了很多发明。各项的意思是:invention“发明”;imagination“想象”;instruction“指令,指示”;innovation“创新”。