Conjugação do verbo inglês
COULD TRACE

Verbo regular: trace - traced - traced

Afirmação

Forma simple	Forma com V-ing
I could trace you could trace he could trace we could trace you could trace they could trace	I could be tracing you could be tracing he could be tracing we could be tracing you could be tracing they could be tracing
Perfeito	Perfeito com V-ing
I could have traced you could have traced he could have traced we could have traced you could have traced they could have traced	I could have been tracing you could have been tracing he could have been tracing we could have been tracing you could have been tracing they could have been tracing

Negação

Forma simple	Forma com V-ing
I could not trace you could not trace he could not trace we could not trace you could not trace they could not trace	I could not be tracing you could not be tracing he could not be tracing we could not be tracing you could not be tracing they could not be tracing
Perfeito	Perfeito com V-ing
I could not have traced you could not have traced he could not have traced we could not have traced you could not have traced they could not have traced	I could not have been tracing you could not have been tracing he could not have been tracing we could not have been tracing you could not have been tracing they could not have been tracing

Forma interrogativa

Forma simple	Forma com V-ing
could I trace? could you trace? could he trace? could we trace? could you trace? could they trace?	could I be tracing? could you be tracing? could he be tracing? could we be tracing? could you be tracing? could they be tracing?
Perfeito	Perfeito com V-ing
could I have traced? could you have traced? could he have traced? could we have traced? could you have traced? could they have traced?	could I have been tracing? could you have been tracing? could he have been tracing? could we have been tracing? could you have been tracing? could they have been tracing?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not trace? could you not trace? could he not trace? could we not trace? could you not trace? could they not trace?	could I not be tracing? could you not be tracing? could he not be tracing? could we not be tracing? could you not be tracing? could they not be tracing?
Perfeito	Perfeito com V-ing
could I not have traced? could you not have traced? could he not have traced? could we not have traced? could you not have traced? could they not have traced?	could I not have been tracing? could you not have been tracing? could he not have been tracing? could we not have been tracing? could you not have been tracing? could they not have been tracing?