| 1 | One of the characteristics of Mandarin is its four tones. | |
| 2 | Diligence and wisdom are the characteristics of the working people. | |
| 3 | These chemical elements have fixed features in atomic structure. | |
| 4 | Pricing strategy should be based on product characteristics and customer needs. | |
| 5 | The color features of this painting are obvious and leave a deep impression. |