Giving children pocket money as a gift during the Spring Festival is a common in China.A

问题补充：

Giving children pocket money as a gift during the Spring Festival is a common in China.

A. sense

B. practice

C. deed

D. habit

答案：

A. sense

(答案→)B. practice

C. deed

D. habit

解析：本题的含义是在中国春节期间给孩子们零花钱是一种常见的惯例，practice可以表示惯例的意思，故本题选B。