Các bạn ơi giúp mk vs ạ. Mk cảm ơn nha. Fill in each blank with a suitable preposition. 1. A home for the elderly will be built...... the site of the old hospital. 2. Years of fighting have left the area..... ruins. 3. Borth American literature is the main theme..... this year's vestival. 4. Hung King festival is held annually from March 8th to March 10th........ the lunar calendar. 5. Notre- Dame Cathedral and Ben Thanh Market are ...... the center of Ho Ch Miny city. 6. At 3,143 meters........ sea level, Fansipan is proclaimed the roof of the Indochina peninsula. 7. My Son Sanctuary is regarded as one of the main religious centers of Hinduism....... Southeast Asia. 8. Ha Den Moutain is located......... the northeast of Tay Ninh Province. 9. It has been claimed that wine helps protect......... heart disease. 10. It is all the royal palaces......... the Hue Citadel that draws international tourist attention.