MCQ Practice English 📖 I opened the door as soon as i--the bell. A am heard B Have heard C heard D was hearing 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 PreviousI need a book only. বাক্যটির Negative form হবে --- NextI spent --with the patient.