c.to have invented
Charles Babbage is generally considered to have invented the first computer.
人们普遍认为第一台电脑是查尔斯巴比奇发明的.
首先,considered to...认为.,这是固定搭配,排除B和D .
其次,发明已经完成,排除A.
c.to have invented
Charles Babbage is generally considered to have invented the first computer.
人们普遍认为第一台电脑是查尔斯巴比奇发明的.
首先,considered to...认为.,这是固定搭配,排除B和D .
其次,发明已经完成,排除A.