If I ____ more about diamond, I ____ cheated by that man.A.had known, would not beB.had known; wouldn’t have beenC.knew; would not have beenD.had known; would never be
网友回答
B解析这题考查if的非真实条件句，根据句意：如果我知道更多的关于钻石，我就不会被那个人骗了。说明是和过去相反的情况，if条件句用过去完成时，主句用would have done。选B。