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问题 选择题

“探月工程目的之一是获取核聚变燃料--氦-3。氦-3原子核里有2个质子，1个中子相对原子质量为3。下列表示氦-3原子的结构示意图中，正确的是[ ]

A.

B.

C.

D.

答案

答案：B

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完形填空。
     Most people want to work, but it is    1   in today's world to find work for everybody.  The economics(经济)of the world need to   2   by 4% each year     3   the old number of jobs for people.Often this is not   4    , and so more working people are   5   work. Some people have no jobs now   6   new machines can   7   the work of many people in a short time. Also, machines do not   8   more money and longer holidays. In all of the countries of the world, machines   9   work from people, both in factories and on the farms.
     Lots of people are      10   the cities each day to look for jobs, but only a small number of them can find
jobs.
( ) 1. A. quite difference
( ) 2. A. become          
( ) 3. A. even to put      
( ) 4. A. possible        
( ) 5. A. at              
( ) 6. A. when            
( ) 7. A. do              
( ) 8. A. want to          
( ) 9. A. are changing    
( ) 10.A. trying out       		B. more difficult
B. develop        
B. to get to      
B. easy          
B. except        
B. because        
B. make          
B. pay for        
B. are turning    
B. moving to      		C. the most important  
C. grow                
C. so as to stay      
C. enough              
C. without            
C. if                  
C. bring              
C. spend on            
C. are stopping        
C. returning from      		D. very enjoyable  
D. rise            
D. just to keep    
D. full            
D. out            
D. until          
D. help            
D. ask for        
D. are talking    
D. living in      
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单项选择题

下面关于定义模板的可和不可编辑区的说法正确的是：（）

A.要尽量留下足够的可编辑区

B.不可编辑区也需要定义

C.可编辑区的定义数量上有一定的限制

D.以上说法都错
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