(Only)bypractice(willyou)beabletoimproveyour(speaking)Englishandgradually(speak)fluently.（） A: Only B: willyou C: speaking D: speak
(Only)bypractice(willyou)beabletoimproveyour(speaking)Englishandgradually(speak)fluently.（） A: Only B: willyou C: speaking D: speak
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