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【判断题】
当一份期货合约在交易所交易时，会使得未合约总数有以下三种变化的可能：增加、减少或者不变。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】河南省的洛阳位于洛河之____,湖北省的汉阳位于汉水之 ____ ,陕西省的华阴位于 ____ 之北。
【简答题】报告文学的基本特征?
【单选题】Which statement about comments is false?
A.
Comments begin and end with /* and */ , respectively.
B.
Programmers insert comments to document programs and improve program readability.
C.
Comments do not cause any machine language object code to be generated.
D.
Lengthy comments can cause poor execution-time
【单选题】Her comments about men are utterly ridiculous.
A.
slightl
B.
partly
C.
faintly
D.
completely
【单选题】Her comments about men are utterly ridiculous．
A.
slightly
B.
partly
C.
faintly
D.
completely
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