She started studying English two years ago. A. She has studied English since two years. B. She studied English since two years. C. She has studied English for two years. D. She studiedĐoạn văn28/40She started studying English two years ago.She has studied English since two years.She studied English since two years.She has studied English for two years.She studied English for two years.Giải thíchChọn đáp án C