To Be or To Have?

Can I use 'you' for him, and 'I' for you? I have a pen, or is it I am a pen?

The use of personal pronouns and the two basic verbs - to be and to have, can be quite tricky for young children to understand. After a couple of weeks of navigating bumps, steep curves and innumerable detours, our second graders are finally beginning to wrap their heads around these tricky tricky basics of English language.