对给定的文本列表进行排序，按每个句子的最后一个单词的字母表顺序升序排序。如果两个或多个句子以相同的字母结尾，则按它们在原始列表中出现的顺序排序。


['The quick brown fox jumps over the lazy dog', 'The little red hen chirped', 'There are many variations of passages']
['The quick brown fox jumps over the lazy dog', 'The little red hen chirped', 'There are many variations of passages'] 排序后变为 ['The little red hen chirped', 'There are many variations of passages', 'The quick brown fox jumps over the lazy dog']。