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【判断题】
油脂熔点的高低与其所含“烃基”饱和度有关,烃基饱和度高,则脂的熔点高。
A.
正确
B.
错误
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举一反三
【单选题】在C程序中,可以作为用户标识符的一组标识符是( )
A.
Void define WORD
B.
as_b3 _224 Else
C.
Switch -wer case
D.
4b DO SIG
【单选题】What is the authors opinion about work?
A.
Work is very tiresome, especially when toe excessive.
B.
Work is a cause of the greatest delight of life.
C.
Work can at least give relief from boredom.
D.
Work can keep people busy as if they were poor.
【单选题】如图13-1所示,图中(3)代表的是企业持有现金的何种成本?
A.
总成本
B.
机会成本
C.
管理成本
D.
交易成本
【单选题】( )13. Tom often helps his mother do housework every Sunday.
A.
家庭作业
B.
家务
C.
大扫除
【单选题】What is the authors opinion about work?
A.
Work is very tiresome, especially when too excessive.
B.
Work is a cause of the greatest delight of life.
C.
Work can at least give relief from boredom.
D.
Work can keep people busy as if they were poor.
【单选题】在C程序中,可以作为用户标识符的一组标识符是 。
A.
void   define   WORD
B.
Switch   -wer   case
C.
4b   DO   SIG
D.
as_b3   _224   Else
【单选题】以下哪种设备是笔记本电脑依据扩展总线使桌面设备(例如:AC电源、完整的键盘、CRT显示器以及Modem、鼠标、标准PC扩展端口等)整合在一起的有计划的扩展设备()。
A.
复制端口
B.
扩展坞
C.
便携总线扩展器
D.
底板
【单选题】Tom didn’t like being together with other students, so he often read books after class.
A.
lonely
B.
by him
C.
one
D.
alone
【单选题】在C程序中,可以作为用户标识符的一组标识符是( )。
A.
void define WORD
B.
as_b3 _224 Else
C.
switch _wel ease
D.
4b DO SIG
【单选题】Tom often ________ his friend on Saturday evening.
A.
phones
B.
phone
C.
phoned
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