A.Cash
B.Land
C.Accounts receivable
D.Owner's equity
A.by which
B.of which
C.to which
D.for which
A.after which
B.with which
C.for which
D.at which
A.who is
B.who are
C.which are
D.which is
A、of which
B、for which
C、by which
D、to which
A.where to choose
B.which to choose
C.to choose what
D.to choose which