A.现金持有量越大,持有现金的机会成本就越高
B.在现金需要量既定的情况下,现金持有量越小,相应的现金转换成本就越大
C.现金持有量与短缺成本之间呈反向变动关系
D.现金持有量越多越好,越多越安全
第1题
If you are alone and you stumble into quicksand,you should______.
A.struggle
B.stand still
C.call for help
D.lie on your back
第2题
To escape from quicksand you should be______.
A.calm
B.excited
C.strong
D.daring
第3题
To escape from quicksand you should be______.
A. calm
B. excited
C. strong
D. daring
第4题
A.as
B.if
C.while
D.that
第5题
Was ______ that I saw last night at the concert?
A) it you B) not you C) you D) that yourself
第6题
What should you do if yo cannot get the book from your teacher?
You may use the ___________________ attached to the announcement.
第7题
You seldom go to the cinema on the weekends, ______ ?
A.don't you
B.will you
C.do you
D.did you
第8题
—Albert, this is Jim.
—______________ Jim?
A.Pleased to see you,
B.How do you do,
C.Thank you,
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