This document discusses the origin of the English language and how it relates to other languages. It explains that languages can be classified genetically and analyzed to find a common ancestor. The author learned that while English and Spanish both come from Proto-Indo-European languages, English is part of the Germanic subgroup while Spanish is part of the Romanic subgroup. Most of the text discusses morphology and syntax, which relate to the important field of grammar. It also mentions phonetics and phonology, which relate to proper pronunciation and speaking skills. Both grammar and pronunciation skills are important for teachers to effectively communicate with students.