试题与答案

合同有哪些类型?

题型:问答题

题目:

合同有哪些类型?

答案:

参考答案:

(1)双务合同与单务合同;

(2)有偿合同与无偿合同;

(3)诺成合同与实践合同;

(4)要式合同与不要式合同;

(5)有名合同与无名合同;

(6)主合同与从合同;

(7)束己合同与涉他合同。

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题型:完形填空
完形填空。
      In many countries, farmers and their families live in villages. But in America a     1    
family usually lives on its fields, far from     2    . They don't travel from their village to the
fields every    3    .  They sometimes travel to the     4      market on Saturdays or Sundays
for shopping. The children go to school by      5     These schools are for all the     6      of
the farm families in the area. In some areas, there are small schools for    7     farm families,
and the children      8     to school. Today there are cars for children. And there are      9     to
help farmers work. All of these make the farmers' life    10     .
( )1. A. farm   
(     )2. A.other   
( )3. A. morning
( )4. A. best   
( )5. A. train  
( )6. A. children
( )7. A. few    
( )8. A. go     
( )9. A. people 
( )10. A. good  
B. word    
B. the other
B. afternoon
B. nicest  
B. plane   
B. farmers 
B. much    
B. walk    
B. men     
B. busy    
C. big    
C. others 
C. evening
C. cleanest
C. foot   
C. families
C. a few  
C. run    
C. machines
C. better 
D. small  
D. another
D. night  
D. nearest
D. bus    
D. people 
D. a little
D. drive  
D. children
D. harder 
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题型:单项选择题

对单相全波整流X线机,下列说法正确的是().

A.流过X线管的电流是脉动直流,流过高压变压器次级中心点的电流是交流电

B.流过X线管的电流是交流龟,流过高压变压器次级中心点的电流是脉动直流

C.流过X线管的电流和流过高压变压器次级中心点的电流都是交流电

D.流过X线管的电流和流过高压变压器次级中心点的电流都是脉动直流

E.在单相全波整流电路的次级中心点可以直接串入直流毫安表来测量管电流

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