English can be a confusing language, if your not familiar with the terms. Parts of Speech will help you become familiar with them. You ll be able to learn when to use nouns, pronouns, adverbs and adjectives; not only that, you ll learn what prepositions and interjections are. Not a bad deal I d say. There is a test for you, if your not comfortable with a test...then go ahead and take the practice. The english language isn t going anywhere!