Choose the right word

1. Two-thirds of the ... of the Earth is covered by water.
2. Vostok in Antarctica is the ... .
3. El Azizia in Libya is the ... .
4. The Krubera-Voronja ... is the deepest in the world.
5. The Beijing-Hangzhou Grand ... is the longest in the world.
6. At 979 meters the Angel Falls in the highest ... in the world.
7. The Amazon is the largest ... .
8. The largest ... in the world is the Pacific.
9. The ... we live on is called the Earth.