MCQ Practice English 📖 He is "up to his ears" in work and cannot possibly see you now. A concerned with B fully occupied with C not involved with D very interested in 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 PreviousHe is guided by curtain lectures . here lectures given by --- NextHe is 'up to his ears' in work and cannot possibly see you now.