English verb conjugation
MUST OPEN OPEN
Regular verb: open open - open opened - open opened
Warning, this verb may not exist. Conjugation is given as example.
Simple form | V-ing form |
| I must open open you must open open he must open open we must open open you must open open they must open open | I must be open opening you must be open opening he must be open opening we must be open opening you must be open opening they must be open opening |
Perfect | V-ing perfect |
| I must have open opened you must have open opened he must have open opened we must have open opened you must have open opened they must have open opened | I must have been open opening you must have been open opening he must have been open opening we must have been open opening you must have been open opening they must have been open opening |
Simple form | V-ing form |
| I mustn't open open you mustn't open open he mustn't open open we mustn't open open you mustn't open open they mustn't open open | I mustn't be open opening you mustn't be open opening he mustn't be open opening we mustn't be open opening you mustn't be open opening they mustn't be open opening |
Perfect | V-ing perfect |
| I mustn't have open opened you mustn't have open opened he mustn't have open opened we mustn't have open opened you mustn't have open opened they mustn't have open opened | I mustn't have been open opening you mustn't have been open opening he mustn't have been open opening we mustn't have been open opening you mustn't have been open opening they mustn't have been open opening |
Simple form | V-ing form |
| must I open open? must you open open? must he open open? must we open open? must you open open? must they open open? | must I be open opening? must you be open opening? must he be open opening? must we be open opening? must you be open opening? must they be open opening? |
Perfect | V-ing perfect |
| must I have open opened? must you have open opened? must he have open opened? must we have open opened? must you have open opened? must they have open opened? | must I have been open opening? must you have been open opening? must he have been open opening? must we have been open opening? must you have been open opening? must they have been open opening? |
Simple form | V-ing form |
| mustn't I open open? mustn't you open open? mustn't he open open? mustn't we open open? mustn't you open open? mustn't they open open? | mustn't I be open opening? mustn't you be open opening? mustn't he be open opening? mustn't we be open opening? mustn't you be open opening? mustn't they be open opening? |
Perfect | V-ing perfect |
| mustn't I have open opened? mustn't you have open opened? mustn't he have open opened? mustn't we have open opened? mustn't you have open opened? mustn't they have open opened? | mustn't I have been open opening? mustn't you have been open opening? mustn't he have been open opening? mustn't we have been open opening? mustn't you have been open opening? mustn't they have been open opening? |