Conjugação do verbo inglês
CAN ULCERATE

Verbo regular: ulcerate - ulcerated - ulcerated

Afirmação

Forma simple	Forma com V-ing
I can ulcerate you can ulcerate she can ulcerate we can ulcerate you can ulcerate they can ulcerate	I can be ulcerating you can be ulcerating she can be ulcerating we can be ulcerating you can be ulcerating they can be ulcerating
Perfeito	Perfeito com V-ing
I can have ulcerated you can have ulcerated she can have ulcerated we can have ulcerated you can have ulcerated they can have ulcerated	I can have been ulcerating you can have been ulcerating she can have been ulcerating we can have been ulcerating you can have been ulcerating they can have been ulcerating

Negação

Forma simple	Forma com V-ing
I cannot ulcerate you cannot ulcerate she cannot ulcerate we cannot ulcerate you cannot ulcerate they cannot ulcerate	I cannot be ulcerating you cannot be ulcerating she cannot be ulcerating we cannot be ulcerating you cannot be ulcerating they cannot be ulcerating
Perfeito	Perfeito com V-ing
I cannot have ulcerated you cannot have ulcerated she cannot have ulcerated we cannot have ulcerated you cannot have ulcerated they cannot have ulcerated	I cannot have been ulcerating you cannot have been ulcerating she cannot have been ulcerating we cannot have been ulcerating you cannot have been ulcerating they cannot have been ulcerating

Forma interrogativa

Forma simple	Forma com V-ing
can I ulcerate? can you ulcerate? can she ulcerate? can we ulcerate? can you ulcerate? can they ulcerate?	can I be ulcerating? can you be ulcerating? can she be ulcerating? can we be ulcerating? can you be ulcerating? can they be ulcerating?
Perfeito	Perfeito com V-ing
can I have ulcerated? can you have ulcerated? can she have ulcerated? can we have ulcerated? can you have ulcerated? can they have ulcerated?	can I have been ulcerating? can you have been ulcerating? can she have been ulcerating? can we have been ulcerating? can you have been ulcerating? can they have been ulcerating?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not ulcerate? can you not ulcerate? can she not ulcerate? can we not ulcerate? can you not ulcerate? can they not ulcerate?	can I not be ulcerating? can you not be ulcerating? can she not be ulcerating? can we not be ulcerating? can you not be ulcerating? can they not be ulcerating?
Perfeito	Perfeito com V-ing
can I not have ulcerated? can you not have ulcerated? can she not have ulcerated? can we not have ulcerated? can you not have ulcerated? can they not have ulcerated?	can I not have been ulcerating? can you not have been ulcerating? can she not have been ulcerating? can we not have been ulcerating? can you not have been ulcerating? can they not have been ulcerating?