Conjugação do verbo inglês
COULD CORRUGATE

Verbo regular: corrugate - corrugated - corrugated

Afirmação

Forma simple	Forma com V-ing
I could corrugate you could corrugate she could corrugate we could corrugate you could corrugate they could corrugate	I could be corrugating you could be corrugating she could be corrugating we could be corrugating you could be corrugating they could be corrugating
Perfeito	Perfeito com V-ing
I could have corrugated you could have corrugated she could have corrugated we could have corrugated you could have corrugated they could have corrugated	I could have been corrugating you could have been corrugating she could have been corrugating we could have been corrugating you could have been corrugating they could have been corrugating

Negação

Forma simple	Forma com V-ing
I couldn't corrugate you couldn't corrugate she couldn't corrugate we couldn't corrugate you couldn't corrugate they couldn't corrugate	I couldn't be corrugating you couldn't be corrugating she couldn't be corrugating we couldn't be corrugating you couldn't be corrugating they couldn't be corrugating
Perfeito	Perfeito com V-ing
I couldn't have corrugated you couldn't have corrugated she couldn't have corrugated we couldn't have corrugated you couldn't have corrugated they couldn't have corrugated	I couldn't have been corrugating you couldn't have been corrugating she couldn't have been corrugating we couldn't have been corrugating you couldn't have been corrugating they couldn't have been corrugating

Forma interrogativa

Forma simple	Forma com V-ing
could I corrugate? could you corrugate? could she corrugate? could we corrugate? could you corrugate? could they corrugate?	could I be corrugating? could you be corrugating? could she be corrugating? could we be corrugating? could you be corrugating? could they be corrugating?
Perfeito	Perfeito com V-ing
could I have corrugated? could you have corrugated? could she have corrugated? could we have corrugated? could you have corrugated? could they have corrugated?	could I have been corrugating? could you have been corrugating? could she have been corrugating? could we have been corrugating? could you have been corrugating? could they have been corrugating?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I corrugate? couldn't you corrugate? couldn't she corrugate? couldn't we corrugate? couldn't you corrugate? couldn't they corrugate?	couldn't I be corrugating? couldn't you be corrugating? couldn't she be corrugating? couldn't we be corrugating? couldn't you be corrugating? couldn't they be corrugating?
Perfeito	Perfeito com V-ing
couldn't I have corrugated? couldn't you have corrugated? couldn't she have corrugated? couldn't we have corrugated? couldn't you have corrugated? couldn't they have corrugated?	couldn't I have been corrugating? couldn't you have been corrugating? couldn't she have been corrugating? couldn't we have been corrugating? couldn't you have been corrugating? couldn't they have been corrugating?