【题目】If we could all learn to ________ a little more, the world would be a much happier place.
A.live and let liveB.live from hand to mouth
C.fight fire with fireD.add fuel to the flames
在线课程【答案】A
【解析】
考查习语辨析。句意：如果我们都能学会各行其是，互不相扰，世界将是一个更快乐的地方。A. live and let live各行其是，相互宽容；B. live from hand to mouth勉强养家糊口；C. fight fire with fire以牙还牙；D. add fuel to the flames火上浇油。根据下文“the world would be a much happier place(世界将是一个更快乐的地方)”及常识判断，“相互宽容”符合语境。故选A项。