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【单选题】
298 K时,1 mol理想气体等温可膨胀,压力从1000 kPa变到100 kPa,系统Gibbs自由能变化为多少? ( )
A.
-5.70 kJ
B.
0.04 kJ
C.
-12.4 kJ
D.
1.24 kJ
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举一反三
【单选题】The rate of room 202 is lower than ___
A.
that of room 908
B.
room 908
C.
that room
D.
this one of room 908
【单选题】Where is the announcement being heard?
A.
In a garden.
B.
In a private office.
C.
In a dining hall.
D.
On a train.
【多选题】在成本差异分析中,下列属于数量差异的是( )。
A.
直接材料价格差异
B.
直接人工效率差异
C.
直接材料用量差异
D.
直接人工工资率差异
【简答题】— Who is John Smith? — He is the speaker____________ heard last week. A.which we would have B.we would have C.we D.we had
【单选题】在成本差异分析中,下列属于价格差异的是( )。
A.
直接材料数量差异
B.
直接人工效率差异
C.
直接人工工资率差异
D.
变动制造费用项目的价格差异
【判断题】越是成熟的社会,在管理中越是更少地运用最后通牒的博弈。
A.
正确
B.
错误
【单选题】在成本差异分析中,下列属于价格差异的是()。
A.
直接材料数量差异
B.
直接人工效率差异
C.
直接人工工资率差异
D.
变动制造费用项目的数量差异
【单选题】在成本差异分析中,下列属于数量差异的是( )。
A.
直接材料价格差异
B.
直接材料用量差异
C.
直接人工工资率差异
D.
变动性制造费用分配率差异
【单选题】Questions 23 to 25 are based on the conversation you have just heard.
A.
The man has sent the order to the woman by mistake.
B.
Some of the telephone systems don’t work properly.
C.
Some of the packs do not contain any manuals.
D.
The quality of the goods is not up to the standard.
【单选题】Beethoven ______ after be heard their talking.
A.
went on playing
B.
stood up and left
C.
was happy
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