Conjugação do verbo inglês
CAN ROUGH

Verbo regular: rough - roughed - roughed

Afirmação

Forma simple	Forma com V-ing
I can rough you can rough he can rough we can rough you can rough they can rough	I can be roughing you can be roughing he can be roughing we can be roughing you can be roughing they can be roughing
Perfeito	Perfeito com V-ing
I can have roughed you can have roughed he can have roughed we can have roughed you can have roughed they can have roughed	I can have been roughing you can have been roughing he can have been roughing we can have been roughing you can have been roughing they can have been roughing

Negação

Forma simple	Forma com V-ing
I can't rough you can't rough he can't rough we can't rough you can't rough they can't rough	I can't be roughing you can't be roughing he can't be roughing we can't be roughing you can't be roughing they can't be roughing
Perfeito	Perfeito com V-ing
I can't have roughed you can't have roughed he can't have roughed we can't have roughed you can't have roughed they can't have roughed	I can't have been roughing you can't have been roughing he can't have been roughing we can't have been roughing you can't have been roughing they can't have been roughing

Forma interrogativa

Forma simple	Forma com V-ing
can I rough? can you rough? can he rough? can we rough? can you rough? can they rough?	can I be roughing? can you be roughing? can he be roughing? can we be roughing? can you be roughing? can they be roughing?
Perfeito	Perfeito com V-ing
can I have roughed? can you have roughed? can he have roughed? can we have roughed? can you have roughed? can they have roughed?	can I have been roughing? can you have been roughing? can he have been roughing? can we have been roughing? can you have been roughing? can they have been roughing?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I rough? can't you rough? can't he rough? can't we rough? can't you rough? can't they rough?	can't I be roughing? can't you be roughing? can't he be roughing? can't we be roughing? can't you be roughing? can't they be roughing?
Perfeito	Perfeito com V-ing
can't I have roughed? can't you have roughed? can't he have roughed? can't we have roughed? can't you have roughed? can't they have roughed?	can't I have been roughing? can't you have been roughing? can't he have been roughing? can't we have been roughing? can't you have been roughing? can't they have been roughing?