Zhao Benshan, whose overwork ____ his health failure last year, is reported to have performed less successfully in the 2010 Spring Festival Gala on CCTV．

1. A.
   submitted to
2. B.
   admitted to
3. C.
   devoted to
4. D.
   contributed to

Zhao Benshan, whose overwork ____ his health failure last year, is reported to have performed less successfully in the 2010 Spring Festival Gala on CCTV．

       A．submitted to     B．admitted to      C．devoted to       D．contributed to

Zhao Benshan, whose overwork ____ his health failure last year, is reported to have performed less successfully in the 2010 Spring Festival Gala on CCTV．

A．submitted to            B．admitted to          C．devoted to            D．contributed to

Zhao Benshan，whose overwork ________his health failure last year，is reported to have performed less successfully in the 2010 Spring Festival Gala on CCTV.

   A．submitted to      B．admitted to

   C．devoted to        D．contributed to