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【判断题】
如果某种商品的需求价格弹性为正值,说明此种商品是必需品。A.
正确
B.
错误
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举一反三
【简答题】如果设f（x）= x 2 x 2 +1 ，那么f（a）表示当x=a时， x 2 x 2 +1 的值，即f（a）= a 2 a 2 +1 ．如：f（1）= 1 2 1 2 +1 = 1 2 ． （1）求f（2）+f（ 1 2 ）的值； （2）求f（x）+f（ 1 x ）的值； （3）计算：f（1）+f（2）+f（ 1 2 ）+f（3）+f（ 1 3 ）+…+f（n）+f（ 1 n ） （结果用含有n...
【单选题】听力原文：W: Please, please, can you help me? I seem to have lost my handbag. M: Calm down, Madam. Well, I'll have to fill out this report for you. What color is it, Madam? W: Well, it is a white one. M: H...
A.
In a restaurant.
B.
In the police station.
C.
In a shop.
【单选题】患者，女，33岁。G P ，孕38周，妊娠合并糖尿病，胎膜早破2小时入院。首选处理方法是
A.
应用抗生素
B.
缩宫素点滴
C.
了解血糖水平
D.
尽快剖宫产
E.
地塞米松10mg静滴
【单选题】Q:Can you help you, madam?
A.
Let’s have a break.
B.
This way, please.
C.
Don’t mention it.
D.
No, thank you.
【简答题】阅读理解。 Swimmer wanted Can you swim? Do you like kids? Can you help them to swim on weekends? Come and join us. Call Jane at 330-9785 for more information. Musicians wanted Boys and girls, are you musi...
【单选题】—_______—Yes, please. I’d like a pair of running shoes. A. May I help you? B. Can you help me? C. Could you help me?
A.
a
B.
b
C.
c
相关题目：
【单选题】患者，女，33岁。G P ，孕38周，妊娠合并糖尿病，胎膜早破2小时入院。首选处理方法是
A.
应用抗生素
B.
缩宫素点滴
C.
了解血糖水平
D.
尽快剖宫产
E.
地塞米松10mg静滴
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