编制国际收支平衡表的基本原则是（）。
A.净出口
B.平衡预算
C.复式记账原理
D.国际贸易原理
参考答案：C
A. and
B. because
C. however
D. so
There are trees the house.[ ]
A. some, in
B. a, in
C. some, in front of
