It is a mon for Chinese to have banquets or drinking parties when treating important guests, on major occasions and during festivals.
A. sense
B. practice
C. rule
D. reality
网友回答
A. sense
(答案→)B. practice
C. rule
D. reality
解析： 句意：对中国人来说在重要场合和节日中招待重要的客人举行宴会和酒会是惯例。Common practice“惯例”，mon sense“常识”， rule“规定”，reality“现实”，选B。