Whom is an object. It replaces him or her. We're supposed to say, "Whom do you love" because the answer is "I love him, or her." We do not say, "I love he or she." I don't mean to sound pedantic ...

Sometime back, a Russia-based Forum member requested a tutorial of sorts on how the three kinds of grammatical objects work in English.

Learn and revise sentence types and clauses, nouns, adjectives and verbs with this BBC Bitesize GCSE English Language (Eduqas) study guide.