在代数式3x,-16,x2+y22,-44,1+yx-y,0,1+4a中,分式的

题型:选择题

问题:

在代数式
3
x
,-
1
6
x2+y2
2
,-44,
1+y
x-y
,0,1+
4
a
中,分式的个数有(  )
A.1个B.2个C.3个D.4个
考点:分式的定义
题型:选择题

根据下面的一段文字材料,提取主要信息,概括成一句话,不超过20个字。(4分)

人民网台北5月22日电 今天,由省长蒋巨峰率领的四川省访问团一行在高雄考察了“莫拉克”风灾受灾地区产业和社区重建,出席了四川采购台湾农产品的签约仪式,并到台北市木栅动物园看望了大陆赠台的大熊猫“团团”和“圆圆”。   四川访问团一行600余人,21日下午抵达台湾高雄,展开为期7天的“台湾·四川活动周”经贸文化交流活动,这也是首个从台湾南部开始参访之旅的大陆省级访问团。在台期间,访问团将参加一系列丰富多彩的交流活动。                                                                                       

题型:选择题
完形填空。
     A mother and daughter living in my communlty are two of the most unfriendly people I have ever come
across in my life. They are totally separated, mixing with   1  . As they drive past   2   they keep their eyes
looking away and make no sign of acknowledgement. The only fame they have is making a nuisance (讨厌
的人) of themselves to the local police station by   3   music played too loud, dogs barking more than once
a day and any other petty   4   gripe (把柄).
     On moving into this neighborhood, I was   5   of these two but decided I would make up my own mind.
This proved qulte a   6   to me as more than once either the mother or the daughter would knock on my door
and blast (猛烈抨击) me with some   7   or other.
     I   8   answered politely and made sure I   9   as they went past my place and also made the effort now
and then to make a kind remark about their garden or pets.
     Time passed and in October, as part of the kindness rock give (送爱心石活动), Maureen and I  10  to
place a kindness rock in their garden. Their  11  remained unchanged, however, and I continued to be as
friendly as possible. During the Easter give, we decided once again to  12  these two unhappy ladies to our
list and left a packet of cookies on their  13 . Imagine my  14  when two days later they  15  at my gate and
jokingly said they are considering hanging their christmas stocking on their gate, and they  16  me a bunch
of flowers!
     So, my fellow gifters, do not  17  on your random gifts of kindness. You may never know iust what this
  18  to others, nor how many broken or  19  hearted people you may just change with a simple act of  20 .
( )1.A. nobody     
( )2.A. ladies      
( )3.A. composing   
( )4.A. important  
( )5.A. accused     
( )6.A. challenge   
( )7.A. jokes       
( )8.A. seldom      
( )9.A. waved       
( )10.A. started     
( )11.A. smile      
( )12.A. add         
( )13.A. place      
( )14.A. interest     
( )15.A. whispered    
( )16.A. brought   
( )17.A. take in       
( )18.A. refers      
( )19.A. kind         
( )20.A. sorrow     
B. someone    
B. neighbors  
B. requesting 
B. easy        
B. warned     
B. job        
B. advice     
B. never      
B. stared     
B. continued  
B. attitude   
B. recommend     
B. roof       
B. smile       
B. stopped    
B. wished     
B. take up    
B means       
B. light       
B. hope       
C. anyone      
C. friends     
C. reporting   
C interesting  
C. reminded    
C. task        
C. explanation 
C. always      
C. noticed     
C. mentioned   
C. decision    
C. reduced     
C. gate        
C. surprise    
C. shouted     
C. threw       
C. give in     
C. relates     
C. hard        
C. imagination      
D. nothing     
D. relatives    
D. getting     
D. little       
D. convinced   
D. matter      
D. complaint   
D. sometimes             
D. laughed     
D. decided     
D. anger       
D. drove       
D. fence       
D. face        
D. wandered    
D. expected    
D. give up     
D. contributes 
D. wam          
D. kindness    
题型:选择题

抗链“O”试验可以辅助诊断()。

A.结核病

B.肺炎

C.流脑

D.百日咳

E.急性肾小球肾炎

题型:选择题

哪项不是肺内恶性肿块的特点()

A.肿块边缘多数有分叶或切迹

B.肿块周围有可放射状短毛刺

C.肿块内可有爆米花样钙化

D.肿块近胸膜处可见脏层胸膜向肿块凹陷

E.肿块内可见偏心空洞

题型:选择题

阅读材料,回答问题。材料一:某省会城市居民家庭各类投资产品配置

材料二:据调查,目前部分居民从未办理过任何商业保险,极少数居民准备将钱投到以高额回报为诱饵的“地下钱庄”;在投资之前或投资过程中向专业理财师咨询过的比例不足一半,而“咨询并接受了建议”的比例只有27.6%,多数市民仍是凭自己的感觉或者朋友推荐进行投资。

有人认为,投资股票就是选择风险,只有储蓄存款才能规避风险。请运用所学的经济生活知识谈谈你的看法。

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