They ask/question you about the intoxicants/substances affecting the brain and the gambling , say: "In them (B) (is a) great sin/crime and benefits/uses to the people and their (B's) sin/crime (is) bigger/greater from (than) their (B's) benefit/use, and they ask/question you what they (should) spend, say: "The excess over expense/goodness ." Like that God clarifies for you the signs/verses/evidences, maybe you think.