To my disappointment every possible means —— to prevent air

To my disappointment every possible means —— to prevent air 选择：Every possible means ( ) to prevent the air pollution Every possible means _____ to prevent the pollution,but the Every possibles means （ ）to prevent the air pollution,but th All possible means have been taken to prevent the river ____ so m___sure every possible measure is taken to prevent the c Every possible means _______ to save the wounded hero up to every possible means 35.Every possible means _____ to work out the problem,but it 英语翻译They tried every possible means to （）the old man into si 是to my disappointed还是to my disappointment We must do everything possible to prevent such things from__