(2013·哈尔滨四校高三统一检测)Williams shows some challenging means diners at their mystery lunch on Sunday might eat the special dish.
A. after which
B. in which
C. by which
D. for which
网友回答
A. after which
B. in which
(答案→)C. by which
D. for which
解析：C 考查定语从句。句意：Williams展示了一些富有挑战性的方法，在星期日的神秘午餐上用餐者或许会用这些方法吃那道特殊的菜。与means搭配的介词是by，故选C项。