问题
选择题
_____ he failed in the maths exam again, _____ he never gave up. [ ]
A. Because, so
B. Because, /
C. Although, but
D. Although, /
答案
答案：D
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_____ he failed in the maths exam again, _____ he never gave up. [ ]
A. Because, so
B. Because, /
C. Although, but
D. Although, /
答案：D