Exercise 1. Write a or an in the space: 1. _____ unreasonable decision 5. _____ X- ray 9. _____ elephant 2. _____ universal problem 6. _____ UFO. 10. _____ hospital 3. _____ unit of work. 7. _____ T shirt 11. _____ BBC programme 4. _____ honorable man. 8. _____ H-bomb 12. _____ UNESCO worker
2 câu trả lời
1. An unreasonable decision
2. An universal problem
3. An unit of work.
4. A honorable man.
5. A X- ray
6. An UFO
7. A T shirt
8. A H-bomb
9. An elephant
10. A hospital
11. A BBC programme
12. A UNESCO worker
Cậu tham khảo nhé, ~~Thân ái~~