Bài 1: Điền a hoặc an
1. ________ car.
2. ________ toy.
3. ________ engineer.
4. ________ apple.
5. ________ notebook.
6. ________ umbrella.
7. ________ girl.
8. ________ aunt.
9. ________ table.
10. ________ university.
11. ________ window.
12. ________ student.
13. ________ driver.
14. ________ orange.
15. ________ hour.
16. ________ uncle.
17. ________ watch.
18. ________ ring.
19. ________ car.
20. ________ computer.
1, a
2, a
3, an
4, an
5, a
6, an
7, a
8, an
9, a
10, an
11, a
12, a
13, a
14, an
15, an
16, an
17, a
18, a
19,a
20. a
a
a
an
an
a
an
a
an
a
an
a
a
a
an
an
an
a
a
a
a