Fill in the blanks with an appropriate article (a, an, the)
1.   I saw ___ elephant at the zoo.
2.   Can you pass me ___ salt, please?
3.   She is ___ engineer.
4.   They bought ___ house in the city.
5.   ___ sun rises in the east.
6.   He wants to become ___ doctor.
7.   We visited ___ Eiffel Tower last summer.
8.   ___ apple a day keeps the doctor away.
9.   ___ moon is very bright tonight.
10. There is ___ book on the table.
11. I need ___ umbrella because it’s raining.
12. She gave me ___ gift on my birthday.
13. He has ___ old car.
14. Can you lend me ___ pen?
15. ___ book on the table is mine.
16. I bought ___ orange from the market.
17. We went to ___ cinema last night.
18. She has ___ unique idea.
19. ___ earth revolves around the sun.
20. They live in ___ apartment.