For more fun worksheets, games and quizzes log onto www.englishbanana.com now! 48. English Banana.com Test Your Grammar Skills Using Indefinite Articles 2 Which indefinite article should we write in front of the following words - ‘a’ or ‘an’? 1. __________ orange 2. __________ ice cream 3. __________ pencil 4. __________ umbrella 5. __________ shoe 6. __________ number 7. __________ heater 8. __________ interview 9. __________ application form 10. __________ heir 1 1 . __________ computer 12. __________ bag 13. __________ octopus 14. __________ ewe 15. __________ fridge