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【单选题】
听力原文：What would you like to have? (A) I would like to go swimming. (B) No, thanks. I' ve had enough. (C) Chicken salad, please. (11)
A.
B.
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参考答案：
举一反三
【单选题】设函数f(x)= 在点x=1处连续，则a等于
A.
-
B.
C.
-
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【单选题】设f (x)= 在x=0处连续，则a=( )
A.
2
B.
-1
C.
-2
D.
1
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【单选题】设函数 f(x)= 4x+2 x 2 -1 - 3 x-1 (x＞1) a-1(x≤1) 在点x=1处连续，则a=（　　）
A.
、 1 2
B.
） 2 3
C.
） 4 3
D.
） 3 2
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【单选题】Suppose that real interest rates in the United States rise relative to real interest rates in Switzerland, there would occur a (an):
A.
Increase in the demand for francs--decrease in the supply of francs-depreciation of the dollar
B.
Increase in the demand for francs--decrease in the supply of francs-appreciation of the dollar
C.
Decrease in the demand for francs--increase in the supply of francs-appreciation of the dollar
D.
Decrease in the demand for francs--decrease in the supply of francs-depreciation of the dollar
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【单选题】设 在x=2处连续，则a=(    )
A.
0    
B.
1    
C.
2    
D.
3
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【判断题】无线路由器共有四种工作模式。
A.
正确
B.
错误
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【单选题】Is Brain Death a Real Death? Suppose a man has a car accident. He is hurt badly and is unconscious (失去知觉的) ;that is, he can't think, speak, or hear. His family takes him to the hospital. The doctors t...
A.
must feel
B.
feels no
C.
sometimes feels
D.
probably feels
查看完整题目与答案
【单选题】Suppose real GDP exceeds potential real GDP. If the government decreases its expenditures on goods and services, then real GDP ( ) and the price level ( ).
A.
decreases; rises
B.
increases; falls
C.
decreases; falls
D.
increases; rises
查看完整题目与答案
【简答题】设函数 f(x)= 1+x -1 x ，(x≠0) a ，(x=0) 在x=0处连续，则实数a的值为  ．
查看完整题目与答案
【单选题】设函数f(x) ，要使f(x)在x=1处连续，则a的值是（）
A.
-2
B.
-1
C.
0
D.
1
查看完整题目与答案
相关题目：
【单选题】设函数f(x)= 在点x=1处连续，则a等于
A.
-
B.
C.
-
查看完整题目与答案
【单选题】设f (x)= 在x=0处连续，则a=( )
A.
2
B.
-1
C.
-2
D.
1
查看完整题目与答案
【单选题】设函数 f(x)= 4x+2 x 2 -1 - 3 x-1 (x＞1) a-1(x≤1) 在点x=1处连续，则a=（　　）
A.
、 1 2
B.
） 2 3
C.
） 4 3
D.
） 3 2
查看完整题目与答案
【单选题】Suppose that real interest rates in the United States rise relative to real interest rates in Switzerland, there would occur a (an):
A.
Increase in the demand for francs--decrease in the supply of francs-depreciation of the dollar
B.
Increase in the demand for francs--decrease in the supply of francs-appreciation of the dollar
C.
Decrease in the demand for francs--increase in the supply of francs-appreciation of the dollar
D.
Decrease in the demand for francs--decrease in the supply of francs-depreciation of the dollar
查看完整题目与答案
【单选题】设 在x=2处连续，则a=(    )
A.
0    
B.
1    
C.
2    
D.
3
查看完整题目与答案
【判断题】无线路由器共有四种工作模式。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Is Brain Death a Real Death? Suppose a man has a car accident. He is hurt badly and is unconscious (失去知觉的) ;that is, he can't think, speak, or hear. His family takes him to the hospital. The doctors t...
A.
must feel
B.
feels no
C.
sometimes feels
D.
probably feels
查看完整题目与答案
【单选题】Suppose real GDP exceeds potential real GDP. If the government decreases its expenditures on goods and services, then real GDP ( ) and the price level ( ).
A.
decreases; rises
B.
increases; falls
C.
decreases; falls
D.
increases; rises
查看完整题目与答案
【简答题】设函数 f(x)= 1+x -1 x ，(x≠0) a ，(x=0) 在x=0处连续，则实数a的值为  ．
查看完整题目与答案
【单选题】设函数f(x) ，要使f(x)在x=1处连续，则a的值是（）
A.
-2
B.
-1
C.
0
D.
1
查看完整题目与答案
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