A SQL select statement

Hi,
the Ledger table below: I need to write a select statement to show the

monthly amount paid for each item. Thanks for help.      Jingyan Xu
Name                            Null?    Type
------------------------------- -------- ----
ACTIONDATE                               DATE
ACTION                                          VARCHAR2(8)
ITEM                                               VARCHAR2(30)
QUANTITY                                      NUMBER
QUANTITYTYPE                             VARCHAR2(10)
RATE                                             NUMBER
AMOUNT                                       NUMBER(9,2)
PERSON                                       VARCHAR2(25)