The last installment of a 21-part unit is a practice performance task that asks class members to design an app using skills from the unit. Scholars take one of the previous apps from the unit and modify it by adding elements and making...

This is a list of links to grammar usage exercises/quizzes including verbs, subject-verb agreement, pronouns, pronoun-antecedent agreement, parallel structure, modifier placement, and miscellaneous usage errors.