can disc
Regular verb: disc - disced- disced

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