Conjugação do verbo inglês
CAN AUTHOR

Verbo regular: author - authored - authored

Afirmação

Forma simple	Forma com V-ing
I can author you can author he can author we can author you can author they can author	I can be authoring you can be authoring he can be authoring we can be authoring you can be authoring they can be authoring
Perfeito	Perfeito com V-ing
I can have authored you can have authored he can have authored we can have authored you can have authored they can have authored	I can have been authoring you can have been authoring he can have been authoring we can have been authoring you can have been authoring they can have been authoring

Negação

Forma simple	Forma com V-ing
I can't author you can't author he can't author we can't author you can't author they can't author	I can't be authoring you can't be authoring he can't be authoring we can't be authoring you can't be authoring they can't be authoring
Perfeito	Perfeito com V-ing
I can't have authored you can't have authored he can't have authored we can't have authored you can't have authored they can't have authored	I can't have been authoring you can't have been authoring he can't have been authoring we can't have been authoring you can't have been authoring they can't have been authoring

Forma interrogativa

Forma simple	Forma com V-ing
can I author? can you author? can he author? can we author? can you author? can they author?	can I be authoring? can you be authoring? can he be authoring? can we be authoring? can you be authoring? can they be authoring?
Perfeito	Perfeito com V-ing
can I have authored? can you have authored? can he have authored? can we have authored? can you have authored? can they have authored?	can I have been authoring? can you have been authoring? can he have been authoring? can we have been authoring? can you have been authoring? can they have been authoring?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I author? can't you author? can't he author? can't we author? can't you author? can't they author?	can't I be authoring? can't you be authoring? can't he be authoring? can't we be authoring? can't you be authoring? can't they be authoring?
Perfeito	Perfeito com V-ing
can't I have authored? can't you have authored? can't he have authored? can't we have authored? can't you have authored? can't they have authored?	can't I have been authoring? can't you have been authoring? can't he have been authoring? can't we have been authoring? can't you have been authoring? can't they have been authoring?