Charles Babbage is generally considered ____ the first computer.(MET93 34)A.to invent B.inventing C.to have invented D.having invented 为什么选C?

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• 1)Be sure to write to us,______?A.will you B.aren't you C.can you D.mustn't you2)Charles Babbage is generally considered______the first computer.A.to have invented B.inventing C.to invent D.having invented3)Tony is going camping with ______boys.A.little two other B.two little other C.two other little D.little other two懂的来说下,请把原因写出来啊，为什么选XXX。
• Charles Babbage is generally considered ____ the first computer.(MET93 34)A.to invent B.inventing C.to have invented D.having invented 为什么选C?
• Charles Babbage is generally considered __ the first computer.A.to invent B.inventing C.to have invented D.having invented请高手给个确切的答案,再讲下其中的语法知识,
• The red shoes are Kate's.（改为一般疑问句）I usually do my homework in the morning.(改为一般疑问句）
• 按要求改写句子：the red shose are kate's.(改为一般疑问句)