问题 填空题

某芳香族化合物A(C9 H10O3),苯环上只有一个支链,且有如下转化关系:

(1)A中含氧官能团的名称是        

(2)写出A、E的结构简式:A          ,E          

(3)A→B、A→D的反应类型分别是:           

(4)写出E→F、C→B的化学反应方程式:        

(5)W为B的同分异构体,且满足下列条件:①能与FeCl3反应显紫色;②苯环上一氯代物只有一种;③1 molW能与2 mol NaOH反应;④除苯环外无其它环状结构。写出W可能的结构简式         

答案

完形填空
完形填空。
     Xiao Qiang,a l 2-year-old Chinese boy,has too many activities.His father 1   him away from school four afternoons
a week and drives him across town to practice.  "I do most of my 2    in the car when we are 3   to practice,and I have
to do the rest (剩下的)when I get home.I am too tried, I just want to sleep." He said.
     "More and more kids   (小孩)become unhappy 4   they have too many activities to do."   said Mr.   Wang,an expert
(专家)of child development  ."4l%of the children aged 9-13 said they felt 5   most of the time,  and more than 75%0f
them said that they wished they had more 6    to play."
     "Over-scheduling (过量的课程安排) is a growing problem(问题) for Chinese families."   said Mr.  Wang.It is not
good for both kids and their parents.   More families eat   dinner   7  or often eat fast   food  8    their   way   to football
practice or music lessons. We all know it is important for kids to learn how to relax(放松). If they don't learn that now,
it will be more difficult to learn when they get 9    . Kids need time to relax. Parents should     10   about what is right for
kids.
( )1. A. take        
( )2. A. sports      
( )3. A. riding      
( )4. A. but        
( )5. A. excited    
( )6. A. great time  
( )7. A. slowly      
( )8. A. on          
( )9. A. taller      
( )10. A. hear      
B. takes      
B. business    
B. flying      
B. or          
B. interested  
B. full time  
B. quickly    
B. by          
B. stronger    
B. think      
C. took        
C. homework    
C. walking    
C. because    
C. worried    
C. right time  
C. quietly    
C. in          
C. older      
C. look        
D. to take            
D. housework          
D. driving            
D. so                
D. dangerous(危险的)
D. free time          
D. happily            
D. across            
D. better            
D. tell              
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