Regular verb: attempt - attempted - attempted
Simple form | V-ing form |
I must attempt you must attempt she must attempt we must attempt you must attempt they must attempt | I must be attempting you must be attempting she must be attempting we must be attempting you must be attempting they must be attempting |
Perfect | V-ing perfect |
I must have attempted you must have attempted she must have attempted we must have attempted you must have attempted they must have attempted | I must have been attempting you must have been attempting she must have been attempting we must have been attempting you must have been attempting they must have been attempting |
Simple form | V-ing form |
I mustn't attempt you mustn't attempt she mustn't attempt we mustn't attempt you mustn't attempt they mustn't attempt | I mustn't be attempting you mustn't be attempting she mustn't be attempting we mustn't be attempting you mustn't be attempting they mustn't be attempting |
Perfect | V-ing perfect |
I mustn't have attempted you mustn't have attempted she mustn't have attempted we mustn't have attempted you mustn't have attempted they mustn't have attempted | I mustn't have been attempting you mustn't have been attempting she mustn't have been attempting we mustn't have been attempting you mustn't have been attempting they mustn't have been attempting |
Simple form | V-ing form |
must I attempt? must you attempt? must she attempt? must we attempt? must you attempt? must they attempt? | must I be attempting? must you be attempting? must she be attempting? must we be attempting? must you be attempting? must they be attempting? |
Perfect | V-ing perfect |
must I have attempted? must you have attempted? must she have attempted? must we have attempted? must you have attempted? must they have attempted? | must I have been attempting? must you have been attempting? must she have been attempting? must we have been attempting? must you have been attempting? must they have been attempting? |
Simple form | V-ing form |
mustn't I attempt? mustn't you attempt? mustn't she attempt? mustn't we attempt? mustn't you attempt? mustn't they attempt? | mustn't I be attempting? mustn't you be attempting? mustn't she be attempting? mustn't we be attempting? mustn't you be attempting? mustn't they be attempting? |
Perfect | V-ing perfect |
mustn't I have attempted? mustn't you have attempted? mustn't she have attempted? mustn't we have attempted? mustn't you have attempted? mustn't they have attempted? | mustn't I have been attempting? mustn't you have been attempting? mustn't she have been attempting? mustn't we have been attempting? mustn't you have been attempting? mustn't they have been attempting? |