Choose the correct articles

1. [The|—]
   North America.
2. [The|—] Great Lakes.
3. [The|—] Mojave Desert.
4. [The|—] Mount Rushmore.
5. [The|—] Antigua.
6. [The|—] Pacific Islands.
7. [The|—] Las Vegas.
8. [The|—] Andes.
9. [The|—] Washington.
10. [The|—] North Pole.
11. [The|—] Lake Erie.
12. [The|—] Nile River.