| I | steepen |
|---|---|
| you | steepen |
| he/she/it | steepens |
| we | steepen |
| you | steepen |
| they | steepen |
| I | steepened |
|---|---|
| you | steepened |
| he/she/it | steepened |
| we | steepened |
| you | steepened |
| they | steepened |
| I | have | steepened |
|---|---|---|
| you | have | steepened |
| he/she/it | has | steepened |
| we | have | steepened |
| you | have | steepened |
| they | have | steepened |
| I | had | steepened |
|---|---|---|
| you | had | steepened |
| he/she/it | had | steepened |
| we | had | steepened |
| you | had | steepened |
| they | had | steepened |
无例句可用
请尝试其他条目。