Giới từ là một trong 9 từ loại tiếng Anh, là những từ như in, on, at,…, thường đứng trước danh từ, cụm danh từ hoặc đại từ nhằm liên hệ danh từ, đại từ này với các thành phần khác trong câu. I. Fill in each blank with the correct preposition. 1. The price of electricity is going up _____ August. 2. They came to visit us _____ my birthday. 3. Did you have a good time _____ Christmas? 4. The children are really excited _____ their summer vacation. 5. We were very disappointed _____ the organization of the festival. 6. John missed a lot of lessons. He was ill _____ January to March. 7. Helen had said goodbye to everybody in the class _____ she left for the hometown. 8. My cat is very fond _____ fish. 9. I waited _____ 10 o’clock and then went home. 10. I can’t remember exactly when the accident happened. I think it was _____ nine and half past nine. 11. Are you acquainted _____ the lady? 12. _____ the children left, the house was very quiet. 13. These photographs were taken _____ a friend of mine. 14. The river Rhine flows _____ the North sea. 15. I shall meet you _____ the corner _____ the street. 16. I always come _____ school _____ foot. 17. He had learned the whole poem _____ heart. 18. He has waited _____ her for a long time. 19. He’s not very keen _____ watching football, but his wife is. 20. Are you worried _____ the final examination? CÁC BẠN THỰC HÀNH CÁC DẠNG BÀI TẬP VÀ CHECK ĐÁP ÁN TẠI ĐÂY NHÉ