Note: This is paired with our semicolon unit and available here:Grammar Bundle: Parallelism Test and Semicolon UnitParallelism has always been important, but the problematic concept now claims prominence in Common Core State Standards and practice tests. Parallelism, the use of matching grammatical structures for comparison or implied comparison within a sentence (as in the use of coordinating conjunctions, comparisons, lists, series, linking verbs), is fully addressed in 9th and 10th grades. Th