Fill in the Blanks Word classesOnline version Fill in the blanks to describe what different kinds of words do. by Ruth North 1 Conjunctions Verbs Nouns Prepositions Articles Adjectives Adverbs Pronouns are words that name people , places , ideas and things . are words that are used to express an action . are words that describe nouns . are words that describe verbs . are words that connect words , phrases and sentences . are words that are used instead of nouns . are words that say whether a noun is specific or general . are words that say where something is .