| 1. | He is going to fill the position of principal . 他将去担任中学校长的职务。 |
| 2. | Association of principals of government secondary schools 政府中学校长协会 |
| 3. | Yuen long district secondary school heads association 元朗区中学校长会 |
| 4. | My uncle is a secondary school principal . do you know him 我叔叔是中学校长。你认识他吗? |
| 5. | Sha tin district secondary school heads association 沙田区中学校长会 |
| 6. | Mr . smith is a high school principal 史密斯先生是一位中学校长。 |
| 7. | Is your uncle a high school principal 你的伯父是中学校长吗? |
| 8. | My uncle is a high school principal 我的叔叔是一名中学校长 |
| 9. | Is your uncle a high school principal 你的伯父是中学校长吗 |
| 10. | My uncle is a high school principal 我的伯父是中学校长。 |