he( )to play ( )before he was 11 years old A had learned ,the piano B has learned ,the piano

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he()toplay()beforehewas11yearsoldAhadlearned,thepianoBhaslearned,thepianohe()toplay()beforehewas11ye

he( )to play ( )before he was 11 years old A had learned ,the piano B has learned ,the piano
he( )to play ( )before he was 11 years old A had learned ,the piano B has learned ,the piano

he( )to play ( )before he was 11 years old A had learned ,the piano B has learned ,the piano
A had learned ,the piano
因为语句中已经有了过去时间,表现过去的过去,用过去完成时.

A

选A

选A.过去完成时