L.5.1

L.5.1. Demonstrate command of the conventions of standard English grammar and usage when writing or speaking.
 * Explain the function of conjunctions, prepositions, and interjections in general and their function in particular sentences.
 * Form and use the perfect (e.g., //I had walked; I have walked; I will have walked//) verb tenses.
 * Use verb tense to convey various times, sequences, states, and conditions.
 * Recognize and correct inappropriate shifts in verb tense.*
 * Use correlative conjunctions (e.g., //either/or, neither/nor//).