Today's grammar lesson in English: Collective Noun Pronouns. Here's an example: The orchestra tuned its instruments before the concert began.. Avoid this common mistake: The orchestra argued among themselves about the conductor's tempo. (Should be "itself" if acting as a unit, or "its members argued among themselves" if individual actions are highlighted.). ##Grammar ##LearnEnglish ##LanguageLearning ##EnglishGrammar ##GrammarRules