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