Refer to your Expeditions in Reading book for a complete version of this text. How does the author help readers better understand pasteurization?

The sentence, “Dr. Louis Pasteur found a way to vaccinate them, and so to keep them healthy” explains the process.

The sentence, “Many people became ill and died from drinking the milk of sick cows” describes the problem.

The phrase, “a method of making milk safe” defines the word.

The phrase, “so to keep them healthy” restates the meaning.

in the quotation from passage, connie willis states that literature is a way for authors from the past to communicate with readers of today. we can read their stories, books, and other texts to learn lessons about life. willis refers to these lessons as messages “from beyond the grave.” willis has a favorable viewpoint about the timelessness of literature.

  this riddles' answer is library.

  the "leaves" are a reference to the books' pages that the library contains; the branches are a network of libraries that connect multiple libraries' collections, resources, and items in a system of a common database, integrating them; the branches' organization are a useful management tool for coordinating the multiple collections many libraries have.