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【单选题】
电喷发动机的混合气过浓,用示波器检测到喷油脉冲过长,但数据流中氧传感器显示过稀,可能的故障部位是( )。A.
氧传感器或连线
B.
冷却水温度传感器或连线
C.
怠速空气阀或连线
D.
上面的3种情况
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【单选题】import java.io.*; class Person{ public void print(){ System.out.print("Person "); } public void printMyGender(String s){ this.print(); System.out.print(s+" "); } } class Gender{ String type="gender"; ...
A.
Person male Person female
B.
Person gender Person gender
C.
Manager male Employee female
D.
Manager gender Employee gender
【简答题】厂商从销售其生产的产品中获得的金额叫 ( ) A．超额利润 B. 边际利润 C．边际收益 D. 收益
【单选题】听力原文：W：I demand to see the manager． M：The manager is out，Madam，but if you have a complaint，I’m sure I can assist you． Q：What’s the man’s attitude? (15)
A.
He is hostile.
B.
He is indifferent.
C.
He is snobbish.
D.
He is helpful.
【单选题】import java.io.*; class Person{ public void print(){System.out.print("Person ");} public void printMyGender(String s){ this.print(); System.out.print(s+" "); } } class Gender{ String type="gender"; pu...
A.
Person male Person female
B.
Person gender Person gender
C.
Manager male Employee female
D.
Manager gender Employee gender
【单选题】听力原文：W:I demand to see the manager． M: The manager is out，Madam．But did you have a complaint，I'm sure l can assist you． Q: What is the man's attitude? (13)
A.
He is hostile.
B.
He is indifferent.
C.
He is helpful.
D.
He is satisfactory.
【单选题】The older a female elephant is, ______.
A.
the stronger she will be
B.
the poorer memory she will have
C.
the more useless her tusks will be
D.
the more likely she will be killed
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