MCQ Practice English 📖 The door - automatically. A had been opened B has been opened C opened D was opened 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 PreviousThe doctor who treats kidney patients is called a/an : NextThe door - automatically. The right form of the verb to fill in the gap is :