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 can't contend you can't contend he can't contend we can't contend you can't contend they can't contend	I can't be contending you can't be contending he can't be contending we can't be contending you can't be contending they can't be contending
Perfeito	Perfeito com V-ing
I can't have contended you can't have contended he can't have contended we can't have contended you can't have contended they can't have contended	I can't have been contending you can't have been contending he can't have been contending we can't have been contending you can't have been contending they can't 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't I contend? can't you contend? can't he contend? can't we contend? can't you contend? can't they contend?	can't I be contending? can't you be contending? can't he be contending? can't we be contending? can't you be contending? can't they be contending?
Perfeito	Perfeito com V-ing
can't I have contended? can't you have contended? can't he have contended? can't we have contended? can't you have contended? can't they have contended?	can't I have been contending? can't you have been contending? can't he have been contending? can't we have been contending? can't you have been contending? can't they have been contending?