| 1 | Several leather-clad middle-aged men bounded up the side street. | |
| 2 | Hearing we will go out to play, my little niece jumped and leapt out of the house. | |
| 3 | I was hard at work on my term paper when my little sister bounded upstairs and burst into my room. | |
| 4 | I was hard at work on a term paper when my baby sister bounded up the stairs and burst into my room. | |
| 5 | I was hard at work on my term paper when my little sister bounded upstairs and burst into my room. |