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【单选题】
请选出下列说法中的正确者A.
一般来说，测量结果的有效数字多少与测量结果的准确度无关
B.
可用仪器最小分值度或最小分度值的一半作为该仪器的单次测量误差
C.
直接测量一个约1 mm 的钢球，要求测量结果的相对误差不超过5%，用最小分度为1mm 的米尺来测量
D.
实验结果应尽可能保留多的运算位数，以表示测量结果的精确度
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举一反三
【单选题】听力原文：M: You needn't be so nasty about it. I simply forgot that you needed the car to get to the airport. W: I think I have every right to get upset. You knew I was scheduled to give a speech at those ...
A.
Being rude without cause.
B.
Being hasty to schedule meetings.
C.
Giving herself an upset stomach,
D.
Becoming extremely forgetful.
【单选题】听力原文：W: Your room is a mess. When is the last time you tidied your room? M: It was when Linda came over. She is been so helpful that I simply can't do without her. Q: What does the man mean? (18)
A.
He hasn't cleaned his room since Linda visited him.
B.
Linda is the only person who ever comes to see him.
C.
He's been too busy to clean his room.
D.
Cleaning is the last thing he wants to do.
【单选题】听力原文：W: Your mom is a mess. When is the last time you tidied your room? M: It was when Linda came over. She has been so helpful that I simply can't do without her. Q: What does the man mean? (16)
A.
He's been too busy to clean his room.
B.
Cleaning is the last thing he wants to do.
C.
He hasn't cleaned his room since Linda visited him.
D.
Linda is the only person who ever comes to see him.
【简答题】不兑现信用货币制度的特点有（ ）
【单选题】已有定义“int a = 2,b = 1,c = 0;”下列表达式有错的是
A.
a>b=2
B.
c>b>a
C.
a>b==1
D.
a==(a=0,b=1,c=2)
【单选题】已有定义 int a=2, *p1=&a, *p2=&a; 下面不能正确执行的赋值语句是
A.
a=*p1+*p2;
B.
p1=a;
C.
p1=p2;
D.
a=*p1*(*p2);
【单选题】听力原文：W: Your room is a mess. When is the last time you cleaned your room? M: It was when Linda came over. She has been so helpful that I simply can't do without her. Q: What does the man mean? (14)
A.
He hasn't cleaned his room since Linda visited him.
B.
Linda is the only person who ever comes to see him.
C.
He's been too busy to clean his room.
D.
Cleaning is the last thing he wants to do.
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