Conjugação do verbo inglês
COULD PREINSERT

Verbo regular: preinsert - preinserted - preinserted

Afirmação

Forma simple	Forma com V-ing
I could preinsert you could preinsert she could preinsert we could preinsert you could preinsert they could preinsert	I could be preinserting you could be preinserting she could be preinserting we could be preinserting you could be preinserting they could be preinserting
Perfeito	Perfeito com V-ing
I could have preinserted you could have preinserted she could have preinserted we could have preinserted you could have preinserted they could have preinserted	I could have been preinserting you could have been preinserting she could have been preinserting we could have been preinserting you could have been preinserting they could have been preinserting

Negação

Forma simple	Forma com V-ing
I couldn't preinsert you couldn't preinsert she couldn't preinsert we couldn't preinsert you couldn't preinsert they couldn't preinsert	I couldn't be preinserting you couldn't be preinserting she couldn't be preinserting we couldn't be preinserting you couldn't be preinserting they couldn't be preinserting
Perfeito	Perfeito com V-ing
I couldn't have preinserted you couldn't have preinserted she couldn't have preinserted we couldn't have preinserted you couldn't have preinserted they couldn't have preinserted	I couldn't have been preinserting you couldn't have been preinserting she couldn't have been preinserting we couldn't have been preinserting you couldn't have been preinserting they couldn't have been preinserting

Forma interrogativa

Forma simple	Forma com V-ing
could I preinsert? could you preinsert? could she preinsert? could we preinsert? could you preinsert? could they preinsert?	could I be preinserting? could you be preinserting? could she be preinserting? could we be preinserting? could you be preinserting? could they be preinserting?
Perfeito	Perfeito com V-ing
could I have preinserted? could you have preinserted? could she have preinserted? could we have preinserted? could you have preinserted? could they have preinserted?	could I have been preinserting? could you have been preinserting? could she have been preinserting? could we have been preinserting? could you have been preinserting? could they have been preinserting?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I preinsert? couldn't you preinsert? couldn't she preinsert? couldn't we preinsert? couldn't you preinsert? couldn't they preinsert?	couldn't I be preinserting? couldn't you be preinserting? couldn't she be preinserting? couldn't we be preinserting? couldn't you be preinserting? couldn't they be preinserting?
Perfeito	Perfeito com V-ing
couldn't I have preinserted? couldn't you have preinserted? couldn't she have preinserted? couldn't we have preinserted? couldn't you have preinserted? couldn't they have preinserted?	couldn't I have been preinserting? couldn't you have been preinserting? couldn't she have been preinserting? couldn't we have been preinserting? couldn't you have been preinserting? couldn't they have been preinserting?