VII. Điền vào chỗ trống a hoặc an. (Fill in the gaps with a or an.)

1. This is really _______ big orange.

2. Is there _______ umbrella in your car?

3. Do you like _______ piece of candy?

4. She want me to cut _______ onion.

5. They don’t want _______ used car.

6. There’s only _______ egg in the fridge.

7. It takes him _______ hour to walk to school.

8. They have _______ house near the beach.

9. Do you see _______ old woman around here?

10. Look, there is _______ airplane in the sky.