I. opening [ˈəʊpənıŋ] 名词
I. open [ˈəʊpən] 形
II. open [ˈəʊpən] 动词 trans
| I | open |
|---|---|
| you | open |
| he/she/it | opens |
| we | open |
| you | open |
| they | open |
| I | opened |
|---|---|
| you | opened |
| he/she/it | opened |
| we | opened |
| you | opened |
| they | opened |
| I | have | opened |
|---|---|---|
| you | have | opened |
| he/she/it | has | opened |
| we | have | opened |
| you | have | opened |
| they | have | opened |
| I | had | opened |
|---|---|---|
| you | had | opened |
| he/she/it | had | opened |
| we | had | opened |
| you | had | opened |
| they | had | opened |