给定一篇英文文章，将其中的每个句子用逗号隔开，生成一个逗号分隔的句子列表。
一个包含多个句子的英文文章，如下所示：
"The quick brown fox jumps over the lazy dog. She sells seashells by the seashore. Peter Piper picked a peck of pickled peppers."
"The quick brown fox jumps over the lazy dog, She sells seashells by the seashore, Peter Piper picked a peck of pickled peppers."