MCQ Practice English 📖 Choose the correct option. I --- him for five years. A am knowing B have been knowing C have known D known Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up PreviousChoose the correct option. I --- him for five years. NextChoose the correct option if I had seen it I --- you about it.