| I | boom |
|---|---|
| you | boom |
| he/she/it | booms |
| we | boom |
| you | boom |
| they | boom |
| I | boomed |
|---|---|
| you | boomed |
| he/she/it | boomed |
| we | boomed |
| you | boomed |
| they | boomed |
| I | have | boomed |
|---|---|---|
| you | have | boomed |
| he/she/it | has | boomed |
| we | have | boomed |
| you | have | boomed |
| they | have | boomed |
| I | had | boomed |
|---|---|---|
| you | had | boomed |
| he/she/it | had | boomed |
| we | had | boomed |
| you | had | boomed |
| they | had | boomed |
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单语范例（未经PONS编辑处理）
It should be noted that the boom would have been much longer as it has been shortened to fit within the illustration.
en.wikipedia.org Even the ground itself can influence the sound of a sonic boom.
en.wikipedia.org The end of the boom snapped off due to increased stress caused by the weight of water in the boat.
en.wikipedia.org He is sometimes credited for sustaining the early boom in the popularity of kickboxing.
en.wikipedia.org During the erection of the railroad the town experienced a boom.
en.wikipedia.org