English verb conjugation
CAN DISC

Regular verb: disc - disced - disced

Affirmation

Simple form	V-ing form
I can disc you can disc he can disc we can disc you can disc they can disc	I can be discing you can be discing he can be discing we can be discing you can be discing they can be discing
Perfect	V-ing perfect
I can have disced you can have disced he can have disced we can have disced you can have disced they can have disced	I can have been discing you can have been discing he can have been discing we can have been discing you can have been discing they can have been discing

Negation

Simple form	V-ing form
I can't disc you can't disc he can't disc we can't disc you can't disc they can't disc	I can't be discing you can't be discing he can't be discing we can't be discing you can't be discing they can't be discing
Perfect	V-ing perfect
I can't have disced you can't have disced he can't have disced we can't have disced you can't have disced they can't have disced	I can't have been discing you can't have been discing he can't have been discing we can't have been discing you can't have been discing they can't have been discing

Interrogative form

Simple form	V-ing form
can I disc? can you disc? can he disc? can we disc? can you disc? can they disc?	can I be discing? can you be discing? can he be discing? can we be discing? can you be discing? can they be discing?
Perfect	V-ing perfect
can I have disced? can you have disced? can he have disced? can we have disced? can you have disced? can they have disced?	can I have been discing? can you have been discing? can he have been discing? can we have been discing? can you have been discing? can they have been discing?

Interro-negative form

Simple form	V-ing form
can't I disc? can't you disc? can't he disc? can't we disc? can't you disc? can't they disc?	can't I be discing? can't you be discing? can't he be discing? can't we be discing? can't you be discing? can't they be discing?
Perfect	V-ing perfect
can't I have disced? can't you have disced? can't he have disced? can't we have disced? can't you have disced? can't they have disced?	can't I have been discing? can't you have been discing? can't he have been discing? can't we have been discing? can't you have been discing? can't they have been discing?