tùy vào từng trường hợp.
stay in the hotel là ở trong khách sạn
stay at the hotel là ở tại khách sạn
Dùng ''stay at the hotel'' nhé.
Bạn có thể tham khảo tại đây
1. Use "stay in" with large areas such as big cities, towns, countries or continents or streets, areas, zones; means of transport: plane, car, bus, train, ship...
2. Use "stay at" with relatively smaller places: flats, houses, hotels, restaurants, clubs, banks, theaters, cinemas, airports..; some points (điểm): at the corner, at the bus stop, at the door, at the entrance, at the end of the road, at the crossroads, at the front desk...
