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-- ______ I answer this question in English?

--No, you ______. You _____ answer it in Chinese.

A．May, needn't, can                     B．Must, needn't, may

C．May, mustn't, could                    D．Must, mustn't, can

—        I answer this question in English? 

—No, you       . You may answer it in Chinese.

A．May; mustn’t     B．Must; mustn’t     C．Must; needn’t     D．May; needn’t

—        I answer this question in English? 
—No, you       . You may answer it in Chinese.

--                   I answer this question in English?

--No, you                    ．You                   answer it in Chinese．

A．May, needn't, can                              B．Must, needn't, may

C．May, mustn't, could                             D．Must, mustn't, can