Bài 3: Hoàn thành câu sử dụng những từ cho dưới đây. Sử dụng a/an cần thiết
1. It wasn't your fault. It was .............................
2. Listen!can you hear..................................?3. I couldn't get into the house because I didn't have .................................4. It's very warm today. Why are you wearing ...................................?5. Do you take ........................................in your coffee?6. Are you hungry? Would you like ...............................with your coffee7. Our lives would be very difficult without .................................8. I didn't phone them. I wrote ................................instead.9. The heart pumps ...............................through the body.10. Excuse me, but can I ask you ................................?11. I'm not ready yet. Can you wait ................................, please?12. We can't delay much longer. We have to make ..................................soon