| 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
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