What is What

1. Round is the earth,
2. Black is the hair,
3.  Easy is the sum,
4.  Bright is the boy.
5. 
   
6. Big is the city,
7. Narrow is the street, 
8. Strong is the rope, 
9. Blue is the sky.
10. 
    
11.  Round is the ring,
12. Faithful is the dog, 
13. Brave is the soldier, 
14. Sharp is the knife.
15. 
    
16.  Green is the grass,
17.  Cold is the water
18.  and
19.  Beautiful is the flower.
20. http://www.ego4u.com/en/cram-up/grammar/adjectives-adverbs/adjectives/exercises
21. http://www.englishexercises.org/buscador/buscar.asp?nivel=any&age=0&contents=adjectives