Conjugação do verbo inglês
COULD SURVEY

Verbo regular: survey - surveyed - surveyed

Afirmação

Forma simple	Forma com V-ing
I could survey you could survey he could survey we could survey you could survey they could survey	I could be surveying you could be surveying he could be surveying we could be surveying you could be surveying they could be surveying
Perfeito	Perfeito com V-ing
I could have surveyed you could have surveyed he could have surveyed we could have surveyed you could have surveyed they could have surveyed	I could have been surveying you could have been surveying he could have been surveying we could have been surveying you could have been surveying they could have been surveying

Negação

Forma simple	Forma com V-ing
I could not survey you could not survey he could not survey we could not survey you could not survey they could not survey	I could not be surveying you could not be surveying he could not be surveying we could not be surveying you could not be surveying they could not be surveying
Perfeito	Perfeito com V-ing
I could not have surveyed you could not have surveyed he could not have surveyed we could not have surveyed you could not have surveyed they could not have surveyed	I could not have been surveying you could not have been surveying he could not have been surveying we could not have been surveying you could not have been surveying they could not have been surveying

Forma interrogativa

Forma simple	Forma com V-ing
could I survey? could you survey? could he survey? could we survey? could you survey? could they survey?	could I be surveying? could you be surveying? could he be surveying? could we be surveying? could you be surveying? could they be surveying?
Perfeito	Perfeito com V-ing
could I have surveyed? could you have surveyed? could he have surveyed? could we have surveyed? could you have surveyed? could they have surveyed?	could I have been surveying? could you have been surveying? could he have been surveying? could we have been surveying? could you have been surveying? could they have been surveying?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not survey? could you not survey? could he not survey? could we not survey? could you not survey? could they not survey?	could I not be surveying? could you not be surveying? could he not be surveying? could we not be surveying? could you not be surveying? could they not be surveying?
Perfeito	Perfeito com V-ing
could I not have surveyed? could you not have surveyed? could he not have surveyed? could we not have surveyed? could you not have surveyed? could they not have surveyed?	could I not have been surveying? could you not have been surveying? could he not have been surveying? could we not have been surveying? could you not have been surveying? could they not have been surveying?