Conjugação do verbo inglês
COULD SUBJOIN

Verbo regular: subjoin - subjoined - subjoined

Afirmação

Forma simple	Forma com V-ing
I could subjoin you could subjoin he could subjoin we could subjoin you could subjoin they could subjoin	I could be subjoining you could be subjoining he could be subjoining we could be subjoining you could be subjoining they could be subjoining
Perfeito	Perfeito com V-ing
I could have subjoined you could have subjoined he could have subjoined we could have subjoined you could have subjoined they could have subjoined	I could have been subjoining you could have been subjoining he could have been subjoining we could have been subjoining you could have been subjoining they could have been subjoining

Negação

Forma simple	Forma com V-ing
I couldn't subjoin you couldn't subjoin he couldn't subjoin we couldn't subjoin you couldn't subjoin they couldn't subjoin	I couldn't be subjoining you couldn't be subjoining he couldn't be subjoining we couldn't be subjoining you couldn't be subjoining they couldn't be subjoining
Perfeito	Perfeito com V-ing
I couldn't have subjoined you couldn't have subjoined he couldn't have subjoined we couldn't have subjoined you couldn't have subjoined they couldn't have subjoined	I couldn't have been subjoining you couldn't have been subjoining he couldn't have been subjoining we couldn't have been subjoining you couldn't have been subjoining they couldn't have been subjoining

Forma interrogativa

Forma simple	Forma com V-ing
could I subjoin? could you subjoin? could he subjoin? could we subjoin? could you subjoin? could they subjoin?	could I be subjoining? could you be subjoining? could he be subjoining? could we be subjoining? could you be subjoining? could they be subjoining?
Perfeito	Perfeito com V-ing
could I have subjoined? could you have subjoined? could he have subjoined? could we have subjoined? could you have subjoined? could they have subjoined?	could I have been subjoining? could you have been subjoining? could he have been subjoining? could we have been subjoining? could you have been subjoining? could they have been subjoining?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I subjoin? couldn't you subjoin? couldn't he subjoin? couldn't we subjoin? couldn't you subjoin? couldn't they subjoin?	couldn't I be subjoining? couldn't you be subjoining? couldn't he be subjoining? couldn't we be subjoining? couldn't you be subjoining? couldn't they be subjoining?
Perfeito	Perfeito com V-ing
couldn't I have subjoined? couldn't you have subjoined? couldn't he have subjoined? couldn't we have subjoined? couldn't you have subjoined? couldn't they have subjoined?	couldn't I have been subjoining? couldn't you have been subjoining? couldn't he have been subjoining? couldn't we have been subjoining? couldn't you have been subjoining? couldn't they have been subjoining?