问题 填空题
写出下列单词的复数形式。
1. shop  
2. bag
3. bus
4. box
5. baby         
6. city
_________
_________
_________
_________
_________
_________         

7. knife
8. life
9. tomato
10. potato
11. radio
12. zoo      

_________
_________
_________
_________                                                               
_________
_________
答案

1. shops  
2. bags  
3. buses  
4. boxes  
5. babies  
6. cities 7. knives      
8. lives      
9. tomatoes      
10. potatoes  
11. radios      
12. zoos                                                                                                      

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