Although hE wAs ------- in his EFForts to pErsuADE us oF thE justnEss oF his CAusE, his pAst history, ...... with FAilurEs, prEvEntED us From BEing Any morE thAn skEptiCAl At his worDs.
A．tirElEss … mArrED
B．sAgE … CouplED
C．rEsourCEFul … immACulAtE
D．unAssuming … tingED
E．(E) unyiElDing … touChED