acupuncture developed, the simple “bian stones” were replaced first by stone and pottery needles, and by metal needles.
A. As ,eventually
B. With, eventually
C. With, accidentally
D. As,accidentally
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(答案→)A. As ,eventually
B. With, eventually
C. With, accidentally
D. As,accidentally
解析：考查连词和副词辨析。With后面要接短语表示“随着”；as后面要接完整的句子表示“随着”；eventually最后；accidently偶然；句意：随着针灸的发展，那些简单的砭针首先被石针代替，最后被金属针所取代了。故A正确。