Ex 1: Điền a hay an nếu cần 1. There is …………………armchair, ………………… stool and ………………… table in his room. 2. What is this? It’s ………………… eraser. 3. Mr Hoang is ………………… doctor. 4. There is ………………… lamp on the table. 5. Is your father ………………… engineer? No, he isn’t. He’s ………………… teacher. 6. We live in ………………… house on Ngo Quyen street. 7. Is there ………………… clock in your classroom? 8. I have ………………… umbrella and ………………… raincoat. 9. That is ………………… Susan. She is ………………… student. 10. I live in ………………… house, but this isn’t my ………………… house. 11. This is ………………… eraser and that is ………………… ruler. 12. –These are ………………… couches. –Are they your ………………… couches? 13. –Is this ………………… book? –No, it’s ………………… notebook. 14. Hello, I’m ………………… David Clark. I’m ………………… doctor. 15. There is ………………… armchair in ………………… my living room. 16. There are ………………… three books on ………………… the desk. 17. –Is that ………………… your waste basket? –No, it’s ………………… her waste basket. 18. How many ………………… chairs are there in………………… the house? 19. This is ………………… boy 20. It’s ………………… egg. 11. He drove the car at ninety miles………………… hour. 12. My brother wants to be………………… engineer. 13. Milk comes from………………… cow. 14. We make butter and cheese from………………… milk. 15. ………………… window is made of glass. Ex 2: Điền vào chỗ trống với: a, an, some, any. 1. There isn’t ………………… milk in the jar. 2. She’d like ………………… orange. 3. There are ………………… oranges and bananas. 4. Is there ………………… meat? 5. There aren’t ………………… noodles. 6. There is ………………… meat and ………………… rice for lunch. 7. Are there ………………… vegetables? 8. I have ………………… fruit for you. 9. He eats ………………… apple after his dinner. 10. Would you like ………………… water, please? 11. She wants to buy ………………… oranges for her mother. 12. Would you like ………………… egg for breakfast? 13. Can you bring me ………………… water, please? 14. I don’t want ………………… sugar in the tea. 15. She has ………………… sandwich for breakfast.