Conjugaison du verbe anglais
CAN THUMBTACK

Verbe régulier : thumbtack - thumbtacked - thumbtacked

Affirmation

Forme simple	Forme en V-ing
I can thumbtack you can thumbtack he can thumbtack we can thumbtack you can thumbtack they can thumbtack	I can be thumbtacking you can be thumbtacking he can be thumbtacking we can be thumbtacking you can be thumbtacking they can be thumbtacking
Perfect	Perfect en V-ing
I can have thumbtacked you can have thumbtacked he can have thumbtacked we can have thumbtacked you can have thumbtacked they can have thumbtacked	I can have been thumbtacking you can have been thumbtacking he can have been thumbtacking we can have been thumbtacking you can have been thumbtacking they can have been thumbtacking

Négation

Forme simple	Forme en V-ing
I cannot thumbtack you cannot thumbtack he cannot thumbtack we cannot thumbtack you cannot thumbtack they cannot thumbtack	I cannot be thumbtacking you cannot be thumbtacking he cannot be thumbtacking we cannot be thumbtacking you cannot be thumbtacking they cannot be thumbtacking
Perfect	Perfect en V-ing
I cannot have thumbtacked you cannot have thumbtacked he cannot have thumbtacked we cannot have thumbtacked you cannot have thumbtacked they cannot have thumbtacked	I cannot have been thumbtacking you cannot have been thumbtacking he cannot have been thumbtacking we cannot have been thumbtacking you cannot have been thumbtacking they cannot have been thumbtacking

Forme interrogative

Forme simple	Forme en V-ing
can I thumbtack? can you thumbtack? can he thumbtack? can we thumbtack? can you thumbtack? can they thumbtack?	can I be thumbtacking? can you be thumbtacking? can he be thumbtacking? can we be thumbtacking? can you be thumbtacking? can they be thumbtacking?
Perfect	Perfect en V-ing
can I have thumbtacked? can you have thumbtacked? can he have thumbtacked? can we have thumbtacked? can you have thumbtacked? can they have thumbtacked?	can I have been thumbtacking? can you have been thumbtacking? can he have been thumbtacking? can we have been thumbtacking? can you have been thumbtacking? can they have been thumbtacking?

Forme interro-négative

Forme simple	Forme en V-ing
can I not thumbtack? can you not thumbtack? can he not thumbtack? can we not thumbtack? can you not thumbtack? can they not thumbtack?	can I not be thumbtacking? can you not be thumbtacking? can he not be thumbtacking? can we not be thumbtacking? can you not be thumbtacking? can they not be thumbtacking?
Perfect	Perfect en V-ing
can I not have thumbtacked? can you not have thumbtacked? can he not have thumbtacked? can we not have thumbtacked? can you not have thumbtacked? can they not have thumbtacked?	can I not have been thumbtacking? can you not have been thumbtacking? can he not have been thumbtacking? can we not have been thumbtacking? can you not have been thumbtacking? can they not have been thumbtacking?