The phrase "sharp tongue" describes someone who often speaks in a critical, sarcastic, or unkind way.
The question asks what a "sharp tongue" might "turn" into occasionally. This implies a negative development or outcome of speaking sharply.
Based on the meaning of the idiom "sharp tongue" and the context of the sentence, the most logical completion is that it can occasionally turn hurtful.
Choose the most appropriate alternative from the options given below to complete the following sentence:
The administrators went on to implement yet another unreasonable measure, arguing that the measures were already _______ and one more would hardly make a difference.
Choose the appropriate word/phrase, out of the four options given below, to complete the following sentence:
Frogs _______________