English verb conjugation
CAN REPAIR

Regular verb: repair - repaired - repaired

Affirmation

Simple form	V-ing form
I can repair you can repair he can repair we can repair you can repair they can repair	I can be repairing you can be repairing he can be repairing we can be repairing you can be repairing they can be repairing
Perfect	V-ing perfect
I can have repaired you can have repaired he can have repaired we can have repaired you can have repaired they can have repaired	I can have been repairing you can have been repairing he can have been repairing we can have been repairing you can have been repairing they can have been repairing

Negation

Simple form	V-ing form
I cannot repair you cannot repair he cannot repair we cannot repair you cannot repair they cannot repair	I cannot be repairing you cannot be repairing he cannot be repairing we cannot be repairing you cannot be repairing they cannot be repairing
Perfect	V-ing perfect
I cannot have repaired you cannot have repaired he cannot have repaired we cannot have repaired you cannot have repaired they cannot have repaired	I cannot have been repairing you cannot have been repairing he cannot have been repairing we cannot have been repairing you cannot have been repairing they cannot have been repairing

Interrogative form

Simple form	V-ing form
can I repair? can you repair? can he repair? can we repair? can you repair? can they repair?	can I be repairing? can you be repairing? can he be repairing? can we be repairing? can you be repairing? can they be repairing?
Perfect	V-ing perfect
can I have repaired? can you have repaired? can he have repaired? can we have repaired? can you have repaired? can they have repaired?	can I have been repairing? can you have been repairing? can he have been repairing? can we have been repairing? can you have been repairing? can they have been repairing?

Interro-negative form

Simple form	V-ing form
can I not repair? can you not repair? can he not repair? can we not repair? can you not repair? can they not repair?	can I not be repairing? can you not be repairing? can he not be repairing? can we not be repairing? can you not be repairing? can they not be repairing?
Perfect	V-ing perfect
can I not have repaired? can you not have repaired? can he not have repaired? can we not have repaired? can you not have repaired? can they not have repaired?	can I not have been repairing? can you not have been repairing? can he not have been repairing? can we not have been repairing? can you not have been repairing? can they not have been repairing?