Conjugação do verbo inglês
CAN CONTEND

Verbo regular: contend - contended - contended

Afirmação

Forma simple	Forma com V-ing
I can contend you can contend he can contend we can contend you can contend they can contend	I can be contending you can be contending he can be contending we can be contending you can be contending they can be contending
Perfeito	Perfeito com V-ing
I can have contended you can have contended he can have contended we can have contended you can have contended they can have contended	I can have been contending you can have been contending he can have been contending we can have been contending you can have been contending they can have been contending

Negação

Forma simple	Forma com V-ing
I cannot contend you cannot contend he cannot contend we cannot contend you cannot contend they cannot contend	I cannot be contending you cannot be contending he cannot be contending we cannot be contending you cannot be contending they cannot be contending
Perfeito	Perfeito com V-ing
I cannot have contended you cannot have contended he cannot have contended we cannot have contended you cannot have contended they cannot have contended	I cannot have been contending you cannot have been contending he cannot have been contending we cannot have been contending you cannot have been contending they cannot have been contending

Forma interrogativa

Forma simple	Forma com V-ing
can I contend? can you contend? can he contend? can we contend? can you contend? can they contend?	can I be contending? can you be contending? can he be contending? can we be contending? can you be contending? can they be contending?
Perfeito	Perfeito com V-ing
can I have contended? can you have contended? can he have contended? can we have contended? can you have contended? can they have contended?	can I have been contending? can you have been contending? can he have been contending? can we have been contending? can you have been contending? can they have been contending?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not contend? can you not contend? can he not contend? can we not contend? can you not contend? can they not contend?	can I not be contending? can you not be contending? can he not be contending? can we not be contending? can you not be contending? can they not be contending?
Perfeito	Perfeito com V-ing
can I not have contended? can you not have contended? can he not have contended? can we not have contended? can you not have contended? can they not have contended?	can I not have been contending? can you not have been contending? can he not have been contending? can we not have been contending? can you not have been contending? can they not have been contending?