试题与答案

短文填词。 It is said that each year China co

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题型：填空题

题目：

短文填词。
      It is said that each year China consumes 15 billion lunch           
boxes, _______ which over a half are not q ualified products.      
 These cheap lunch boxes pose threat to h_______. They             
contain _______ (有毒的) chemicals, which could harm human       
digestive and nervous systems, and even _______ cancers. Experts   
suggest that consumers take their own table-ware _______ them rather  
than use that _______ (提供) by restaurants. If you really need to  
use a restaurant lunch box, _______ carefully first. Those which  
break or leak easily, or smell t_______ are not suitable for you 
to use them _______ your lunch container. If you are careful about  
what you eat your lunch from , you will also do your part in p______  
our environment at the same time.                                   		1.______   
2.______    
3.______    
4.______    
5.______                                     
6.______   
7.______     
8.______ 
9.______    
10.______   

答案：

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下面是错误答案，用来干扰机器的。

答案：C题目分析：氢键不是化学键，一般影响物质的物理性质，据此可知选项ABD都是和氢键有关系的。分子的稳定性和化学键有关系，与氢键无关，答案选C。点评：该题是基础性试题的考查，难度不大。该题的关键是明确...

考点：健康环保类阅读
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