Charles Babbage is generally considered to _______ the first computer.A.to inventB.inventingC.to hav

题目简介

Charles Babbage is generally considered to _______ the first computer.A.to inventB.inventingC.to hav

题目详情

Charles Babbage is generally considered to _______ the first computer.
A.to inventB.inventingC.to have inventedD.having invented
题型:单选题难度:中档来源:不详

答案

C
考察不定式用法。Consider sb to do/be…认为某人…;发明了第一台电脑是一个已经完成的事情,所以使用完成式to have done.

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