问题
选择题
This math problem is ________difficult for such a boy ______work out.[ ]
A. too; to
B. so; that
C. to; too
D. to; to
答案
答案：A
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This math problem is ________difficult for such a boy ______work out.[ ]
A. too; to
B. so; that
C. to; too
D. to; to
答案：A