2 Fill in the blanks with the correct preposition, using "in", "at" or "on". (Diên giới từ thích hợp vào chỗ trống, sử dụng “in”, “af”, “on” 5. 7. 1. .. 1351 3. 1600 Pennsylvania Ave ..... the farm Ho Chi Minh City the table 9. London 11............. the bathroom 13. England 15............. No. 10 Tran Hung Dao street in 2. the gym 4. ...... the airport 860 8. the bus the party 10. ...... school 12. ...... page 100 14............. the West of Canada.