Thanks ________ our teacher,we couldn't solve the problem __

We couldn't solve the problem without your help. My math teacher doesn't mind what way I solve the problem __ He said that he couldn't solve the problem.翻译 we had to___ to solve the maths problem A.tried our best B.t The teacher gave us so difficult a problem as we couldn't so she couldn't solve the problem alone(改同义句) She ___ ____ ____ Although he tried,he couldn't solve the problem.→Try as he m our teacher set us such a difficult maths problem we couldn' ______,they couldn't solve the mystery 英语求助can you tell me the __（solve ) to the problem ?I can't u The problem was too diffcuclt for __ to solve.We had to ask we had to___ to solve the maths problem A .tried our best B.