Conjugação do verbo inglês
CAN COUGH

Verbo regular: cough - coughed - coughed

Afirmação

Forma simple	Forma com V-ing
I can cough you can cough he can cough we can cough you can cough they can cough	I can be coughing you can be coughing he can be coughing we can be coughing you can be coughing they can be coughing
Perfeito	Perfeito com V-ing
I can have coughed you can have coughed he can have coughed we can have coughed you can have coughed they can have coughed	I can have been coughing you can have been coughing he can have been coughing we can have been coughing you can have been coughing they can have been coughing

Negação

Forma simple	Forma com V-ing
I can't cough you can't cough he can't cough we can't cough you can't cough they can't cough	I can't be coughing you can't be coughing he can't be coughing we can't be coughing you can't be coughing they can't be coughing
Perfeito	Perfeito com V-ing
I can't have coughed you can't have coughed he can't have coughed we can't have coughed you can't have coughed they can't have coughed	I can't have been coughing you can't have been coughing he can't have been coughing we can't have been coughing you can't have been coughing they can't have been coughing

Forma interrogativa

Forma simple	Forma com V-ing
can I cough? can you cough? can he cough? can we cough? can you cough? can they cough?	can I be coughing? can you be coughing? can he be coughing? can we be coughing? can you be coughing? can they be coughing?
Perfeito	Perfeito com V-ing
can I have coughed? can you have coughed? can he have coughed? can we have coughed? can you have coughed? can they have coughed?	can I have been coughing? can you have been coughing? can he have been coughing? can we have been coughing? can you have been coughing? can they have been coughing?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I cough? can't you cough? can't he cough? can't we cough? can't you cough? can't they cough?	can't I be coughing? can't you be coughing? can't he be coughing? can't we be coughing? can't you be coughing? can't they be coughing?
Perfeito	Perfeito com V-ing
can't I have coughed? can't you have coughed? can't he have coughed? can't we have coughed? can't you have coughed? can't they have coughed?	can't I have been coughing? can't you have been coughing? can't he have been coughing? can't we have been coughing? can't you have been coughing? can't they have been coughing?