| I | suffer |
|---|---|
| you | suffer |
| he/she/it | suffers |
| we | suffer |
| you | suffer |
| they | suffer |
| I | suffered |
|---|---|
| you | suffered |
| he/she/it | suffered |
| we | suffered |
| you | suffered |
| they | suffered |
| I | have | suffered |
|---|---|---|
| you | have | suffered |
| he/she/it | has | suffered |
| we | have | suffered |
| you | have | suffered |
| they | have | suffered |
| I | had | suffered |
|---|---|---|
| you | had | suffered |
| he/she/it | had | suffered |
| we | had | suffered |
| you | had | suffered |
| they | had | suffered |
单语范例（未经PONS编辑处理）
There is a small, unused bluestone church (1868) opposite the school.
en.wikipedia.org Initially he made self-portraits to fill up the unused parts of his photographic films.
en.wikipedia.org Pending federal approval, their unused money will be sent to a contingency fund that will portion out dollars to high-performing agencies.
www.nj.com Next, an unused area behind the trade-match room was converted into six additional trading areas to accommodate the exponential growth being experienced in late nineties.
en.wikipedia.org The station was served by a single track with an unused side track.
en.wikipedia.org