
Regular verb: muss - mussed - mussed
Simple form | V-ing form | 
| I'll muss you'll muss he'll muss we'll muss you'll muss they'll muss  | I'll be mussing you'll be mussing he'll be mussing we'll be mussing you'll be mussing they'll be mussing  | 
Perfect | V-ing perfect | 
| I'll have mussed you'll have mussed he'll have mussed we'll have mussed you'll have mussed they'll have mussed  | I'll have been mussing you'll have been mussing he'll have been mussing we'll have been mussing you'll have been mussing they'll have been mussing  | 
Simple form | V-ing form | 
| I shan't muss you shan't muss he shan't muss we shan't muss you shan't muss they shan't muss  | I shan't be mussing you shan't be mussing he shan't be mussing we shan't be mussing you shan't be mussing they shan't be mussing  | 
Perfect | V-ing perfect | 
| I shan't have mussed you shan't have mussed he shan't have mussed we shan't have mussed you shan't have mussed they shan't have mussed  | I shan't have been mussing you shan't have been mussing he shan't have been mussing we shan't have been mussing you shan't have been mussing they shan't have been mussing  | 
Simple form | V-ing form | 
| shall I muss? shall you muss? shall he muss? shall we muss? shall you muss? shall they muss?  | shall I be mussing? shall you be mussing? shall he be mussing? shall we be mussing? shall you be mussing? shall they be mussing?  | 
Perfect | V-ing perfect | 
| shall I have mussed? shall you have mussed? shall he have mussed? shall we have mussed? shall you have mussed? shall they have mussed?  | shall I have been mussing? shall you have been mussing? shall he have been mussing? shall we have been mussing? shall you have been mussing? shall they have been mussing?  | 
Simple form | V-ing form | 
| shan't I muss? shan't you muss? shan't he muss? shan't we muss? shan't you muss? shan't they muss?  | shan't I be mussing? shan't you be mussing? shan't he be mussing? shan't we be mussing? shan't you be mussing? shan't they be mussing?  | 
Perfect | V-ing perfect | 
| shan't I have mussed? shan't you have mussed? shan't he have mussed? shan't we have mussed? shan't you have mussed? shan't they have mussed?  | shan't I have been mussing? shan't you have been mussing? shan't he have been mussing? shan't we have been mussing? shan't you have been mussing? shan't they have been mussing?  |