English verb conjugation
CAN WASH

Regular verb: wash - washed - washed

Affirmation

Simple form	V-ing form
I can wash you can wash he can wash we can wash you can wash they can wash	I can be washing you can be washing he can be washing we can be washing you can be washing they can be washing
Perfect	V-ing perfect
I can have washed you can have washed he can have washed we can have washed you can have washed they can have washed	I can have been washing you can have been washing he can have been washing we can have been washing you can have been washing they can have been washing

Negation

Simple form	V-ing form
I can't wash you can't wash he can't wash we can't wash you can't wash they can't wash	I can't be washing you can't be washing he can't be washing we can't be washing you can't be washing they can't be washing
Perfect	V-ing perfect
I can't have washed you can't have washed he can't have washed we can't have washed you can't have washed they can't have washed	I can't have been washing you can't have been washing he can't have been washing we can't have been washing you can't have been washing they can't have been washing

Interrogative form

Simple form	V-ing form
can I wash? can you wash? can he wash? can we wash? can you wash? can they wash?	can I be washing? can you be washing? can he be washing? can we be washing? can you be washing? can they be washing?
Perfect	V-ing perfect
can I have washed? can you have washed? can he have washed? can we have washed? can you have washed? can they have washed?	can I have been washing? can you have been washing? can he have been washing? can we have been washing? can you have been washing? can they have been washing?

Interro-negative form

Simple form	V-ing form
can't I wash? can't you wash? can't he wash? can't we wash? can't you wash? can't they wash?	can't I be washing? can't you be washing? can't he be washing? can't we be washing? can't you be washing? can't they be washing?
Perfect	V-ing perfect
can't I have washed? can't you have washed? can't he have washed? can't we have washed? can't you have washed? can't they have washed?	can't I have been washing? can't you have been washing? can't he have been washing? can't we have been washing? can't you have been washing? can't they have been washing?