试题与答案

可燃油品是闪电低于45℃的油品。（）

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题型：判断题

题目：

可燃油品是闪电低于45℃的油品。（）

答案：

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下面是错误答案，用来干扰机器的。

参考答案：E

考点：二级消防工程师(二)建筑消防安全检查(二)建筑消防安全检查题库
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you can see that it has many rings (年轮). Most trees get a new ring     4    year. Because of this reason, we
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wet and warm, the rings are much thicker. If the rings are suddenly (突然地) very thin or very thick, this
means that the     8     changed suddenly. If we look at the rings on this tree, we can learn     9     the climate
for a hundred years. And we can see    10    our climate is changing today.
( )1. A. tell    
( )2. A. not     
( )3. A. cut down
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( )5. A. how big 
( )6. A. trees   
( )7. A. big     
( )8. A. climate 
( )9. A. about   
( )10. A. when     		B. ask      
B. too       
B. climb up  
B. every      
B. how long   
B. leaves    
B. thin       
B. trees     
B. to        
B. where     		C. offer       
C. to            
C. walk past  
C. the first     
C. how old       
C. people      
C. large         
C. things      
C. with         
C. how        		D. get      
D. also         
D. look at    
D. from     
D. how much     
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D. thick                    
D. animal    
D. in         
D. while   
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