问题
选择题
—How long have you been writing letters in English?
— .[ ]
A. Since six years
B. For 1998
C. For six years
D. Six years ago
答案
答案：C
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—How long have you been writing letters in English?
— .[ ]
A. Since six years
B. For 1998
C. For six years
D. Six years ago
答案：C