The fact ______ money orders can usually be easily cashed has made them a popular form. of payment．
A. of
B. is that
C. that
D. which is
在社会存在中起决定作用的是（）
A. 生产方式
B. 自然环境
C. 社会心理
D. 人口因素
Which of the following statements about computerized monetary systems is NOT supported by
A. They promote international trade.
B. They allow very rapid money transfers.
C. They are still limited to small transactions (交易).
D. They are dependent on good telecommunications systems.
对外开放是对（）
A. 社会主义国家开放
B. 资本主义国家开放
C. 发展中国家开放
D. 全世界开放
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