This research analyze the the pragmatics function of interrogative sentence in dialog of novel Eclipse by Stephenie Meyer and its translation in Indonesian language. This research is qualitative research which has the goals to know function of pragmatics in interrogative sentence. The writer uses qualitative method by using novel as data. Sampel of data from this research is 50 data. The result of this research shows that as pragmatics function, there are 34% as real question and 64% as rhetorical questions. As a function of rhetorical question, there are some functions, to show anger 2%, regret 4%, request 2%, offering 4%, insistence 4%, averment 10%, shock 10%, doubt 12%, distrust 6%, satire 4%, pleasure 2%, insistence 2%, possibility 2%. Based on this research, the writer suggests to the translator to be patient in understanding the meaning of conversation.