1. The || ∅ || An || A principal of my school is very friendly.
2. We are going to have an || ∅ || the || a English test tomorrow.
3. Are you interested in ∅ || a || an || the physics or ∅ || a || an || the English?
4. Danny wanted a || ∅ || an || the bicycle for his last birthday.
5. It takes Olivia an || ∅ || a || the hour to get to work every day.
6. What’s the || ∅ || a || an highest mountain in your country?
