Bildad continues to use parallelism in each of these verses to emphasize that their ancestors agree with the things Bildad is telling Job. (See: [[rc://en/ta/man/translate/figs-parallelism]])
Bildad uses these rhetorical questions to rebuke Job for not agreeing with Bildad and the ancestors. They can be translated as statements. AT: "They will teach you and tell you and speak what they sincerely believe." (See: [[rc://en/ta/man/translate/figs-rquestion]])