| I | fuel |
|---|---|
| you | fuel |
| he/she/it | fuels |
| we | fuel |
| you | fuel |
| they | fuel |
| I | fuelled / 美 fueled |
|---|---|
| you | fuelled / 美 fueled |
| he/she/it | fuelled / 美 fueled |
| we | fuelled / 美 fueled |
| you | fuelled / 美 fueled |
| they | fuelled / 美 fueled |
| I | have | fuelled / 美 fueled |
|---|---|---|
| you | have | fuelled / 美 fueled |
| he/she/it | has | fuelled / 美 fueled |
| we | have | fuelled / 美 fueled |
| you | have | fuelled / 美 fueled |
| they | have | fuelled / 美 fueled |
| I | had | fuelled / 美 fueled |
|---|---|---|
| you | had | fuelled / 美 fueled |
| he/she/it | had | fuelled / 美 fueled |
| we | had | fuelled / 美 fueled |
| you | had | fuelled / 美 fueled |
| they | had | fuelled / 美 fueled |
单语范例（未经PONS编辑处理）
Within a region, there can also be seasonal differences in demand for heating fuel versus transportation fuel.
en.wikipedia.org Substituting one fuel for another in a given engine may start and may do useful work.
en.wikipedia.org Two boys find him, and use him for fuel on their camp-fire.
en.wikipedia.org The internal fuel was supplemented by wingtip-mounted tanks, bringing total fuel capacity to 1,665 gal (6,308 l).
en.wikipedia.org That means that in order to industrially produce this glass, oxygen/fuel torches must be used.
en.wikipedia.org