take 与bring的选择题

take 与bring的选择题
A、B两人在一个Party上：
A：It's going to rain ,isn't it?
B:Yes ,it is.
A:But I forgot to _____ my umbrella.
填take 还是bring
答案是take ,是不是错了?
为什么?
He has been a party member for three years.
It's there years ____ he ____ a party member.