MCQ Practice English 📖 Armed thieves descended --- the harmless travellers. A at B in C into D on 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 PreviousAnybody can apply for the post. Here 'Anybody' is - NextAs water passes --- various rocks, calcium fluoride gets in the water.