----- Nội dung ảnh ----- 1. Fill in the blanks with the correct preposition: using "in", "at" or "on"
1. the morning 2. June 3. Christmas 4. 14:30 5. Monday afternoon 6. Tet 7. the moment 8. sunset 9. May 10. the past 11. Thursday 12. birthday party 13. summer 14. lunch 15. 2nd September 1945
