办理个人存款证明业务时，需要根据出具（）分级签发。
参考答案：金额大小
Volunteer team mostly _______ university and middle school students. They will mainly provide languages voluntary services.[ ]
A. consists of
B. belongs to
C. thinks of
D. leads to
自然人申请开立股指期货编码时，最近三年内具有（）笔以上的商品期货交易成交记录。
A．8
B．10
C．15
D．20
