There are many mistakes in his essay, his failure.
A. which results
B. leading to
C. led to
D. that led to
网友回答
A. which results
(答案→)B. leading to
C. led to
D. that led to
解析：考查分词做状语。现在分词做状语表示意料之中的结果，不定式做状语，表示意料之外的结果。故B正确。A项要加上to; D项中的that不能引导非限制性定语从句。句意：在他的作文里有很多的错误，导致了他的失败。故B正确。