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—Henry has been teaching English in Beijing University for many years .

    —It’s no __________he can speak Chinese so well and idiomatically .

         A. matter        B. doubt           C. problem      D. wonder

 —Henry has been teaching English in Beijing University for many years .

    —It’s no        he can speak Chinese so well and idiomatically .

       A. matter                 B. doubt                   C. problem               D. wonder

7.---- Henry has been teaching English in Beijing University for many years.

---- It’s no _________ he can speak Chinese so well and idiomatically.

A.matter         B. doubt  C. wonder                      D. Problem

—Henry has been teaching English in Beijing University for many years .

    —It’s no         he can speak Chinese so well and idiomatically .

       A．matter     B．doubt       C．problem   D．wonder