Bài 1. Chuyển các danh từ sau sang số nhiều
1. a table -> tables
2. a car ->..
3. a house ->.
4. a class ->
5. a watch ->.
6. a quiz ->.
7. a leaf ->
8. a country ->.
9. a policeman ->
10. an ox ->
11. a tooth ->
12. an egg ->.
13. an orange.
14. a student ->
15. a box ->.....
16. a dish ->.
17. a tomato ->..
18. a wife ->..
19. a key ->...
20. a bamboo ->.
21 a child ->..
22. a goose