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我是来找题目的
It is hard to say exactly when the modern computer was invented. Starting in the 1930s and through the 1940s, a number of machines were developed that were like computers. But most of these machines did not have all the characteristics that we associate with computers today. These characteristics are that the machine is electronic, that it has a stored program, and that it is general purpose.
这是第一篇要求翻译的作业吧。
很难准确的说现代计算机是何时发明的。始于1930年到1940年，许多机器发展的象计算机，但这些机器不具备我们今天联系的计算机的所有特征。这些特征是电子的，可以存储程序，这是普遍的目的。
学习英语，千里之行始于足下