Ex.1. Countable or uncountable nouns
1. Pen C 
2. Water U 
3. Coffee C,U 
4. Woman C 
5. Plantation C 
6. Oil U 
7. Ocean C 
8. Table C 
9. Love U 
10. Life C,U 
Ex2. Fill in a, an or some into the gaps.
1. Do you have some milk?
2. Would you like a cup of tea?
3. Do you want an orange?
4. Buy him a nice present for his birthday.
5. Father gives me some money every week.
6. Do you want an apple?
7. Have you got some stamps?
8. Would he like some orange juice?
9. Would you like some butter and jam?
10. Mum, please give me a melon.
11. The monkey eats an apple.
12. Tom reads some books every month.
13. This is an excellent test.
14. Please buy me a little hamster!
15. We need some eggs to bake a cake.
16. Would you like some coffee?
17. She invites some boys from her class once a month.
18. He always puts some sugar in his coffee.
19. Mum, I’ve got a letter for you.
20. I’d like some cornflakes, please.
Ex.3. Countable and uncountable nouns
1. Homework non-countable
2. Apple countable
3. straw countable
4. hair both
5. music non-countable
6. star countable
7. chair countable
8. butter non-countable
9. bread non-countable
10. cat countable
11. liberty both
12. money non-countable
13. time both
14. car countable
15. friend countable
16. noise both
17. rice non-countable
18. bell countable
19. milk non-countable