Here are the appropriate articles filled in:

1. **The** Ganges is a river which runs through India.
2. I would love to meet **O** John in person.
3. She went to France by **train**.
4. Jack's mother is in **O** France on holiday.
5. Could you show me the way to **O** Victoria Park, please?
6. I can meet you outside **the** Hilton Hotel tonight at nine o'clock.
7. Where is **the** Kalahari Desert?
8. I bought **a** new toothbrush this morning and I can't find it. I'm sure I put it in **the** bathroom.
9. It's **a** very nice school and **the** teachers are all very hard-working.
10. I was at **the** airport, waiting for **a** friend to arrive.