Conjugação do verbo inglês
COULD INSIST

Verbo regular: insist - insisted - insisted

Afirmação

Forma simple	Forma com V-ing
I could insist you could insist he could insist we could insist you could insist they could insist	I could be insisting you could be insisting he could be insisting we could be insisting you could be insisting they could be insisting
Perfeito	Perfeito com V-ing
I could have insisted you could have insisted he could have insisted we could have insisted you could have insisted they could have insisted	I could have been insisting you could have been insisting he could have been insisting we could have been insisting you could have been insisting they could have been insisting

Negação

Forma simple	Forma com V-ing
I couldn't insist you couldn't insist he couldn't insist we couldn't insist you couldn't insist they couldn't insist	I couldn't be insisting you couldn't be insisting he couldn't be insisting we couldn't be insisting you couldn't be insisting they couldn't be insisting
Perfeito	Perfeito com V-ing
I couldn't have insisted you couldn't have insisted he couldn't have insisted we couldn't have insisted you couldn't have insisted they couldn't have insisted	I couldn't have been insisting you couldn't have been insisting he couldn't have been insisting we couldn't have been insisting you couldn't have been insisting they couldn't have been insisting

Forma interrogativa

Forma simple	Forma com V-ing
could I insist? could you insist? could he insist? could we insist? could you insist? could they insist?	could I be insisting? could you be insisting? could he be insisting? could we be insisting? could you be insisting? could they be insisting?
Perfeito	Perfeito com V-ing
could I have insisted? could you have insisted? could he have insisted? could we have insisted? could you have insisted? could they have insisted?	could I have been insisting? could you have been insisting? could he have been insisting? could we have been insisting? could you have been insisting? could they have been insisting?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I insist? couldn't you insist? couldn't he insist? couldn't we insist? couldn't you insist? couldn't they insist?	couldn't I be insisting? couldn't you be insisting? couldn't he be insisting? couldn't we be insisting? couldn't you be insisting? couldn't they be insisting?
Perfeito	Perfeito com V-ing
couldn't I have insisted? couldn't you have insisted? couldn't he have insisted? couldn't we have insisted? couldn't you have insisted? couldn't they have insisted?	couldn't I have been insisting? couldn't you have been insisting? couldn't he have been insisting? couldn't we have been insisting? couldn't you have been insisting? couldn't they have been insisting?