| 1 | His joke made everyone burst into laughter. | |
| 2 | Hearing the joke, he burst out laughing. | |
| 3 | I couldn't help laughing out loud with a slight curl at the corners of my mouth. | |
| 4 | She heard the laughter and couldn't help but burst out laughing. | |
| 5 | This is a comedy movie that makes people laugh non-stop. |