Select the correct word a/an or some Mind countable and uncountable nouns. 1. I have ______ good idea. 2. That's _______ interesting job! 3. They have found ______gold in that old mine. 4. Do the Smiths have______yellow van? 5. Look! He's having_____water. 6. He always likes________piece of chocolate. 7. I have_________homework to do for tomorrow. 8. There's ________nice girl in the red car. 9. Would you like______milk with your cookies? 10. How about _______grapes?