Cùng ôn lại
| Unit | Chữ cái | Âm | Từ | Mẫu câu |
|---|---|---|---|---|
| 13 | N n | /n/ | eleven, thirteen, fourteen, fifteen | What number is it? – It's thirteen. |
| 14 | er | /ə/ | sister, brother, grandmother | How old is your brother? – He's nineteen. |
Các số: 11 eleven · 12 twelve · 13 thirteen · 14 fourteen · 15 fifteen · 16 sixteen · 17 seventeen · 18 eighteen · 19 nineteen · 20 twenty.
He's my .