| 1 | Xiaoming couldn't help laughing out loud. | |
| 2 | I couldn't help laughing out loud with a slight curl at the corners of my mouth. | |
| 3 | Seeing my child do something wrong, I couldn't help getting angry. | |
| 4 | Upon hearing the good news, he couldn't help but laugh out loud. | |
| 5 | Seeing her sad face, I couldn't help but want to comfort her. |