English verb conjugation
CAN ISSUE

Regular verb: issue - issued - issued

Affirmation

Simple form	V-ing form
I can issue you can issue he can issue we can issue you can issue they can issue	I can be issuing you can be issuing he can be issuing we can be issuing you can be issuing they can be issuing
Perfect	V-ing perfect
I can have issued you can have issued he can have issued we can have issued you can have issued they can have issued	I can have been issuing you can have been issuing he can have been issuing we can have been issuing you can have been issuing they can have been issuing

Negation

Simple form	V-ing form
I can't issue you can't issue he can't issue we can't issue you can't issue they can't issue	I can't be issuing you can't be issuing he can't be issuing we can't be issuing you can't be issuing they can't be issuing
Perfect	V-ing perfect
I can't have issued you can't have issued he can't have issued we can't have issued you can't have issued they can't have issued	I can't have been issuing you can't have been issuing he can't have been issuing we can't have been issuing you can't have been issuing they can't have been issuing

Interrogative form

Simple form	V-ing form
can I issue? can you issue? can he issue? can we issue? can you issue? can they issue?	can I be issuing? can you be issuing? can he be issuing? can we be issuing? can you be issuing? can they be issuing?
Perfect	V-ing perfect
can I have issued? can you have issued? can he have issued? can we have issued? can you have issued? can they have issued?	can I have been issuing? can you have been issuing? can he have been issuing? can we have been issuing? can you have been issuing? can they have been issuing?

Interro-negative form

Simple form	V-ing form
can't I issue? can't you issue? can't he issue? can't we issue? can't you issue? can't they issue?	can't I be issuing? can't you be issuing? can't he be issuing? can't we be issuing? can't you be issuing? can't they be issuing?
Perfect	V-ing perfect
can't I have issued? can't you have issued? can't he have issued? can't we have issued? can't you have issued? can't they have issued?	can't I have been issuing? can't you have been issuing? can't he have been issuing? can't we have been issuing? can't you have been issuing? can't they have been issuing?