English verb conjugation
CAN RETOUCH

Regular verb: retouch - retouched - retouched

Affirmation

Simple form	V-ing form
I can retouch you can retouch he can retouch we can retouch you can retouch they can retouch	I can be retouching you can be retouching he can be retouching we can be retouching you can be retouching they can be retouching
Perfect	V-ing perfect
I can have retouched you can have retouched he can have retouched we can have retouched you can have retouched they can have retouched	I can have been retouching you can have been retouching he can have been retouching we can have been retouching you can have been retouching they can have been retouching

Negation

Simple form	V-ing form
I can't retouch you can't retouch he can't retouch we can't retouch you can't retouch they can't retouch	I can't be retouching you can't be retouching he can't be retouching we can't be retouching you can't be retouching they can't be retouching
Perfect	V-ing perfect
I can't have retouched you can't have retouched he can't have retouched we can't have retouched you can't have retouched they can't have retouched	I can't have been retouching you can't have been retouching he can't have been retouching we can't have been retouching you can't have been retouching they can't have been retouching

Interrogative form

Simple form	V-ing form
can I retouch? can you retouch? can he retouch? can we retouch? can you retouch? can they retouch?	can I be retouching? can you be retouching? can he be retouching? can we be retouching? can you be retouching? can they be retouching?
Perfect	V-ing perfect
can I have retouched? can you have retouched? can he have retouched? can we have retouched? can you have retouched? can they have retouched?	can I have been retouching? can you have been retouching? can he have been retouching? can we have been retouching? can you have been retouching? can they have been retouching?

Interro-negative form

Simple form	V-ing form
can't I retouch? can't you retouch? can't he retouch? can't we retouch? can't you retouch? can't they retouch?	can't I be retouching? can't you be retouching? can't he be retouching? can't we be retouching? can't you be retouching? can't they be retouching?
Perfect	V-ing perfect
can't I have retouched? can't you have retouched? can't he have retouched? can't we have retouched? can't you have retouched? can't they have retouched?	can't I have been retouching? can't you have been retouching? can't he have been retouching? can't we have been retouching? can't you have been retouching? can't they have been retouching?