问题 多项选择题

家用燃气快速热水器按结构可分为哪些种类。()

A、容积式

B、室内式

C、快速式

D、悬挂式

答案

参考答案:C, D

完形填空
完形填空。
                               Concorde's Birthday
       CONCORDE, the world's fastest passenger plane, will soon be over 33 years old. It first  1 on 2 March
1969 in France. Concorde was developed by both France and Britain. From 1956 these two countries had a
 2   of a supersonic passenger plane. In 1962 they started to  3  together on the project. The plane  4  over 1.5
billion pounds to develop. It is the most tested plane in the history. It was given over 5000 hours of testing.
Concorde flies at twice the speed of  5  . This means that it  6  only 3 hours 25 minutes to fly between London
and New York, compare with 7-8 hours in other passenger jets. Because of the five-hour time difference
between the USA and Britain, it is  7  to travel west on Concorde and arrive in New York before you leave
London! You can catch the 10:30 a.m.  8  from London, Heathrow and start work in New York an hour  9 !
Concorde is much used by business people and film stars. Each Concorde is built at a cost of 55 million pounds.
Twenty have been built so far. Air France and British Airway  10  the most. They each have seven planes.      
( )1. A. invented
( )2. A. talk    
( )3. A. work    
( )4. A. paid    
( )5. A. voice   
( )6. A. spends  
( )7. A. possible
( )8. A. plane   
( )9. A. later   
( )10. A. build  
B. produced 
B. dream    
B. do       
B. wanted   
B. sound               
B. takes    
B. impossible
B. passenger
B. late     
B. make     
C. flew  
C. meeting
C. carry 
C. needed
C. noise 
C. covers           
C. real  
C. flight
C. earlier
C. sell  
D. took of
D. fight 
D. finish
D. cost                
D. shout 
D. travels                     
D. unreal
D. airline
D. early 
D. own   
填空题