The answer is "when the surrounding words are unfamiliar".
The river guide carry a rifle because then he can shoot rapids!
He met a hubshi girl who seemed interested with Santosh. Furthermore, he got English lesson by her and their relationship became closer. This event makes Santosh realizes of his existence after he feels alienated by his surrounding before. Since then, he took so much care of his physical appearance.
Answer:
The sergeant asked the Bishop if any of his silver was missing.
Explanation:
Indirect speech is a way of relaying information without directly quoting the speaker. Usually it is done as a reported speech.
Therefore, the direct speech "my lord, is any of your silver missing? " the sergeant said to the Bishop becomes "The sergeant asked the Bishop if any of his silver was missing."