Exercise 1: Fill in the blanks with "a" or "an"
1. I saw ___ interesting movie last night.
   2. He is ___ honest person, always telling the truth.
   3. We need ___ umbrella; it looks like it's going to rain.
   4. ___ apple a day keeps the doctor away.
   5. She is ___ artist, and her work is displayed in many galleries.
   6. I met ___ old friend at the store yesterday.
   7. Could you pass me ___ pen, please?
   8. My brother is studying to become ___ engineer.
   9. ___ European Union consists of many countries.
   10. I need to buy ___ new car soon because mine is very old.
   11. There’s ___ dog outside barking loudly.
   12. This is ___ most beautiful place I’ve ever visited.
   13. She gave me ___ wonderful gift for my birthday.
   14. I think I saw ___ UFO last night.
   15. He is ___ intelligent student who always does well in school.
Exercise 2: Correct the Mistakes
Read the sentences below and correct the article mistakes. If the sentence is correct, write
"Correct".
   1. She is a unique singer.
   2. I have an idea for the project.
   3. There is a hour left before the concert starts.
   4. I’ve never seen a European city like this before.
   5. They are looking for a honest man to run the company.
   6. He gave me a beautiful painting for my birthday.
   7. We are planning to take a airplane to Paris next week.
   8. He’s a university student studying abroad.
   9. I need a new pair of shoes.
   10. That’s an incredible idea!
Exercise 3: Multiple Choice Questions
Choose the correct article (either "a" or "an") to complete the sentence.
   1. He is ___ amazing cook.
          o A) a
          o B) an
   2. I bought ___ sandwich for lunch.
        o    A) a
        o    B) an
3.   ___ European country is famous for its architecture.
          o A) A
          o B) An
4.   She has ___ dog and ___ cat.
          o A) a, a
          o B) a, an
          o C) an, a
          o D) an, an
5.   I’m looking for ___ umbrella because it’s raining.
          o A) a
          o B) an
6.   He gave me ___ book that changed my life.
          o A) a
          o B) an
7.   I think I saw ___ UFO last night.
          o A) a
          o B) an
8.   There’s ___ interesting article in today’s newspaper.
          o A) a
          o B) an