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【单选题】
平面任意力系的平衡方程最多可含有（ ）个投影方程。A.
1
B.
2
C.
3
D.
4
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举一反三
【单选题】Passage 3 33
A.
A bargaining guide for tourists to Morocco.
B.
How bargaining customs vary in different countries.
C.
Shopping culture around the world.
D.
How to get a better price while shopping in a foreign country.
【单选题】Which sentences is TRUE?________
A.
The fundamental questions of ethical conduct arise only when we negotiate in distributive bargaining situations.
B.
The concept of "personalist ethics" states that the rightness of an action is based on the customs and norms of a particular society or community.
C.
The rightness of an action is determined by considering obligations to apply universal standards and principles is the definition of end-result ethics.
D.
The concept of end-result ethics argues that it is deemed acceptable to break a rule or violate a procedure in the service of some greater good.
【单选题】"The system" in the third paragraph includes the following except __________.
A.
social customs
B.
bargaining practices
C.
politics
D.
foreign culture
【单选题】The door burst open and________, shouting with anger.
A.
rushed in a crowd
B.
in rushing a crowd
C.
in rushed a crowd
D.
in a crowd did rush
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