En algunas tengo duda pero creo que es asi:
1. There is some tea ON the shelf.
2. Does your bus stop IN Barcelona.
3. My Friend works IN a pharmacy.
4. Is Ken AT the Barcelona University? No, He is AT UGMA.
5. They are staying AT the Embassy Hotel.
6. Rio de Janeiro is ON the South east of Brazil.
7. There is a bakery AT the corner in George Street.
8. We are eating AT Billy’s café.