从一组文本中找出最常见的单词和词频。输出结果应该是一个字典，键是单词，值是词频。



文本 1: "I love to read books, especially classic novels."
文本 2: "My favorite genre of books is science fiction."
文本 3: "I am currently reading a book about Mars."
{"I": 2, "books": 2, "read": 1, "favorite": 1, "genre": 1, "science": 1, "fiction": 1, "love": 1, "to": 1, "especially": 1, "classic": 1, "novels": 1, "am": 1, "currently": 1, "reading": 1, "a": 1, "book": 1, "about": 1, "Mars": 1}