问题 多项选择题

以下关于需求价格弹性影响因素的说法中,正确的有()。

A.奢侈品需求弹性大

B.生活基本必需品的需求缺乏弹性

C.一种商品的用途越多,它的需求弹性越大

D.一种商品若有极少的替代品,则该商品的需求弹性大

E.时间越短,商品的需求弹性越缺乏

答案

参考答案:A, B, C, E

解析:本题考查需求价格弹性的影响因素。一种商品若有许多相近的替代品,则其需求价格弹性大,所以选项D说法错误。

完形填空
完形填空。
       After the earthquake took place (发生), I found    1   in the dark. I couldn't move. The bottom (底部) parts
of    2    my legs and my feet were hurting    3   . All around me was quiet. But below me I could hear shouts
and a lot of noise. Then I remembered    4   had happened, I had been in an earthquake.
       For about two hours nobody came.    5   I could reach the bag of apples, so at least I had much to eat.
Then I heard people    6   to me. A team of people had come to see    7   anyone was under the broken road. I
called out "I'm here!" I heard a shout. Soon a stranger climbed to the bridge near my car. "How are you doing?"
he asked. "Not too bad," I said. "but my feet and legs feel    8   they're broken", "we'll do our best    9   you out
of there," he said. They didn't get me out   10   the next morning. I had been in my car for fourteen hours.
( ) 1. A. me     
(     ) 2. A. other  
(     ) 3. A. well   
(     ) 4. A. what             
(     ) 5. A. Quickly       
(     ) 6. A. running        
( ) 7. A. how    
(     ) 8. A. which  
( ) 9. A. to look
(     ) 10. A. that  
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B. if        
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C. when                
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C. where     
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D. myself  
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D. why     
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D. as      
单项选择题