Regular verb: involve - involved - involved
Simple form | V-ing form |
I must involve you must involve he must involve we must involve you must involve they must involve | I must be involving you must be involving he must be involving we must be involving you must be involving they must be involving |
Perfect | V-ing perfect |
I must have involved you must have involved he must have involved we must have involved you must have involved they must have involved | I must have been involving you must have been involving he must have been involving we must have been involving you must have been involving they must have been involving |
Simple form | V-ing form |
I mustn't involve you mustn't involve he mustn't involve we mustn't involve you mustn't involve they mustn't involve | I mustn't be involving you mustn't be involving he mustn't be involving we mustn't be involving you mustn't be involving they mustn't be involving |
Perfect | V-ing perfect |
I mustn't have involved you mustn't have involved he mustn't have involved we mustn't have involved you mustn't have involved they mustn't have involved | I mustn't have been involving you mustn't have been involving he mustn't have been involving we mustn't have been involving you mustn't have been involving they mustn't have been involving |
Simple form | V-ing form |
must I involve? must you involve? must he involve? must we involve? must you involve? must they involve? | must I be involving? must you be involving? must he be involving? must we be involving? must you be involving? must they be involving? |
Perfect | V-ing perfect |
must I have involved? must you have involved? must he have involved? must we have involved? must you have involved? must they have involved? | must I have been involving? must you have been involving? must he have been involving? must we have been involving? must you have been involving? must they have been involving? |
Simple form | V-ing form |
mustn't I involve? mustn't you involve? mustn't he involve? mustn't we involve? mustn't you involve? mustn't they involve? | mustn't I be involving? mustn't you be involving? mustn't he be involving? mustn't we be involving? mustn't you be involving? mustn't they be involving? |
Perfect | V-ing perfect |
mustn't I have involved? mustn't you have involved? mustn't he have involved? mustn't we have involved? mustn't you have involved? mustn't they have involved? | mustn't I have been involving? mustn't you have been involving? mustn't he have been involving? mustn't we have been involving? mustn't you have been involving? mustn't they have been involving? |