问题 填空题
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

1. of  2. health  3. poisonous  4. cause  5. with

6. provided  7. check  8. terrible  9. as  10. protecting

单项选择题
单项选择题