【题目】Customers rarely have an opportunity to watch the cooks doing the cooking on the ____ although it sounds quite normal for any cook.
A. kitchen B. floor C. condition D. spot
在线课程【答案】D
【解析】
试题分析：考查固定短语。短语on the spot在现场，当场；句意：尽管对厨师来说很正常，但顾客很少有机会看厨师现场做饭。on the condition that如果....；其余三项与句意不符。故D正确。