Many problems concerning the improvement of our school remain . A. solving B. solved C. to solve D. to be solved 查看更多

 

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   Many problems concerning the improvement of our school remain ________.

       A. solving      B. solved C. to solve      D. to be solved

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Many problems concerning the improvement of our school remain ________.

       A. solving      B. solved C. to solve      D. to be solved

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     Many problems concerning the improvement of our school remain ________.

     A. solving                   B. solved                     C. to solve                  D. to be solved

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Many problems concerning the improvement of our school remain ________.

A.solving

B.solved

C.to solve

D.to be solved

 

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Many problems concerning the improvement of our school remain ________.

A.solving          B.solved           C.to solve         D.to be solved

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