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