Young ________ he was, he was equal to task.

Young ________ he was, he was equal to task.
A、as
B、if
C、although
D、unless
【正确答案】：A
【题目解析】：本题考查让步倒装的用法。强调部分+as/though +句子其他成分，表示：虽然/尽管…。