Without a verb a sentence is not complete. Verbals - verb forms used as nouns, adjectives, or adverbs. Adjectives describe nouns. Adverbs modify adjectives, adverbs, entire sentences. Prepositions connect nouns or pronouns to the rest of the sentence.
Conjunctions connect words, phrases, or clauses.
Subordinating conjunctions introduce dependent clauses and connect them with independent clauses. Unofficial and external sites are not endorsed by Southeastern Louisiana University.