English verb conjugation
CAN TOW

Regular verb: tow - towed - towed

Affirmation

Simple form	V-ing form
I can tow you can tow she can tow we can tow you can tow they can tow	I can be towing you can be towing she can be towing we can be towing you can be towing they can be towing
Perfect	V-ing perfect
I can have towed you can have towed she can have towed we can have towed you can have towed they can have towed	I can have been towing you can have been towing she can have been towing we can have been towing you can have been towing they can have been towing

Negation

Simple form	V-ing form
I can't tow you can't tow she can't tow we can't tow you can't tow they can't tow	I can't be towing you can't be towing she can't be towing we can't be towing you can't be towing they can't be towing
Perfect	V-ing perfect
I can't have towed you can't have towed she can't have towed we can't have towed you can't have towed they can't have towed	I can't have been towing you can't have been towing she can't have been towing we can't have been towing you can't have been towing they can't have been towing

Interrogative form

Simple form	V-ing form
can I tow? can you tow? can she tow? can we tow? can you tow? can they tow?	can I be towing? can you be towing? can she be towing? can we be towing? can you be towing? can they be towing?
Perfect	V-ing perfect
can I have towed? can you have towed? can she have towed? can we have towed? can you have towed? can they have towed?	can I have been towing? can you have been towing? can she have been towing? can we have been towing? can you have been towing? can they have been towing?

Interro-negative form

Simple form	V-ing form
can't I tow? can't you tow? can't she tow? can't we tow? can't you tow? can't they tow?	can't I be towing? can't you be towing? can't she be towing? can't we be towing? can't you be towing? can't they be towing?
Perfect	V-ing perfect
can't I have towed? can't you have towed? can't she have towed? can't we have towed? can't you have towed? can't they have towed?	can't I have been towing? can't you have been towing? can't she have been towing? can't we have been towing? can't you have been towing? can't they have been towing?