数据流图的类型有______和事务型。
参考答案：变换型
解析： 典型的数据流类型有两种；变换型和事务型。
You’d better use another dictionary/change another book, because ________ page of the dictionary/book is torn(,) and ________ cover looks very out(-)of(-)date/old
A．the, the
B．a, a
C．a, the
D．the, a
international finance
