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21． Einstein, the famous scientist, was born March, 1892． A． at B． on C． in D． to 【查看更多】

 

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Einstein, the famous scientist, was born _______ March, 1892．

A． at                B． on               C． in                D． to

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Einstein, the famous scientist, was born ________ March, 1892．

[　　]

A．at

B．on

C．in

D．to

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