【正确答案】 B

【答案解析】even if相当于even though，在此引导让步状语从句，作“即使，即便”讲，例如：A liar is not believed even though he tells the truth．说谎者即使在说实话时也没有人相信。Those who have done a service to others feel friendship and love for those they have served even if these are not of any use to them and never will be．为别人做了事的人会感受到对别人的友情和爱，即便这对他 们毫无用处并且永远不会有什么回报也在所不惜。