问题
选择题
The three sisters decided to hold a family party to ______ their parents gold wedding.
A．welcome
B．congratulate
C．memorize
D．celebrate
答案
答案：D
celebrate sth庆祝（节日、生日、纪念日等）；welcome欢迎； congratulate sb on sth/doingsth祝贺，庆贺，恭喜某人的成功、成就、结婚等）；memorize记住。