I. knock [nɒk] 动词 trans, 不及物动词
knock [nɒk]
| I | knock |
|---|---|
| you | knock |
| he/she/it | knocks |
| we | knock |
| you | knock |
| they | knock |
| I | knocked |
|---|---|
| you | knocked |
| he/she/it | knocked |
| we | knocked |
| you | knocked |
| they | knocked |
| I | have | knocked |
|---|---|---|
| you | have | knocked |
| he/she/it | has | knocked |
| we | have | knocked |
| you | have | knocked |
| they | have | knocked |
| I | had | knocked |
|---|---|---|
| you | had | knocked |
| he/she/it | had | knocked |
| we | had | knocked |
| you | had | knocked |
| they | had | knocked |