Conjugação do verbo inglês
COULD ACHIEVE

Verbo regular: achieve - achieved - achieved

Afirmação

Forma simple	Forma com V-ing
I could achieve you could achieve she could achieve we could achieve you could achieve they could achieve	I could be achieving you could be achieving she could be achieving we could be achieving you could be achieving they could be achieving
Perfeito	Perfeito com V-ing
I could have achieved you could have achieved she could have achieved we could have achieved you could have achieved they could have achieved	I could have been achieving you could have been achieving she could have been achieving we could have been achieving you could have been achieving they could have been achieving

Negação

Forma simple	Forma com V-ing
I could not achieve you could not achieve she could not achieve we could not achieve you could not achieve they could not achieve	I could not be achieving you could not be achieving she could not be achieving we could not be achieving you could not be achieving they could not be achieving
Perfeito	Perfeito com V-ing
I could not have achieved you could not have achieved she could not have achieved we could not have achieved you could not have achieved they could not have achieved	I could not have been achieving you could not have been achieving she could not have been achieving we could not have been achieving you could not have been achieving they could not have been achieving

Forma interrogativa

Forma simple	Forma com V-ing
could I achieve? could you achieve? could she achieve? could we achieve? could you achieve? could they achieve?	could I be achieving? could you be achieving? could she be achieving? could we be achieving? could you be achieving? could they be achieving?
Perfeito	Perfeito com V-ing
could I have achieved? could you have achieved? could she have achieved? could we have achieved? could you have achieved? could they have achieved?	could I have been achieving? could you have been achieving? could she have been achieving? could we have been achieving? could you have been achieving? could they have been achieving?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not achieve? could you not achieve? could she not achieve? could we not achieve? could you not achieve? could they not achieve?	could I not be achieving? could you not be achieving? could she not be achieving? could we not be achieving? could you not be achieving? could they not be achieving?
Perfeito	Perfeito com V-ing
could I not have achieved? could you not have achieved? could she not have achieved? could we not have achieved? could you not have achieved? could they not have achieved?	could I not have been achieving? could you not have been achieving? could she not have been achieving? could we not have been achieving? could you not have been achieving? could they not have been achieving?