Why 1969 was called the magic year? (More than one answer)A.Mankind first went to the mo

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Why 1969 was called the magic year? (More than one answer)

A.Mankind first went to the moon.

B.UNIX was born.

C.ARPANET (the precursor to the Internet) was launched.

D.Clone technology caught people’s attention.

热搜:y理论和x理论的区别