English verb conjugation
COULD PREGUARANTEE

Regular verb: preguarantee - preguaranteed - preguaranteed

Affirmation

Simple form	V-ing form
I could preguarantee you could preguarantee he could preguarantee we could preguarantee you could preguarantee they could preguarantee	I could be preguaranteeing you could be preguaranteeing he could be preguaranteeing we could be preguaranteeing you could be preguaranteeing they could be preguaranteeing
Perfect	V-ing perfect
I could have preguaranteed you could have preguaranteed he could have preguaranteed we could have preguaranteed you could have preguaranteed they could have preguaranteed	I could have been preguaranteeing you could have been preguaranteeing he could have been preguaranteeing we could have been preguaranteeing you could have been preguaranteeing they could have been preguaranteeing

Negation

Simple form	V-ing form
I couldn't preguarantee you couldn't preguarantee he couldn't preguarantee we couldn't preguarantee you couldn't preguarantee they couldn't preguarantee	I couldn't be preguaranteeing you couldn't be preguaranteeing he couldn't be preguaranteeing we couldn't be preguaranteeing you couldn't be preguaranteeing they couldn't be preguaranteeing
Perfect	V-ing perfect
I couldn't have preguaranteed you couldn't have preguaranteed he couldn't have preguaranteed we couldn't have preguaranteed you couldn't have preguaranteed they couldn't have preguaranteed	I couldn't have been preguaranteeing you couldn't have been preguaranteeing he couldn't have been preguaranteeing we couldn't have been preguaranteeing you couldn't have been preguaranteeing they couldn't have been preguaranteeing

Interrogative form

Simple form	V-ing form
could I preguarantee? could you preguarantee? could he preguarantee? could we preguarantee? could you preguarantee? could they preguarantee?	could I be preguaranteeing? could you be preguaranteeing? could he be preguaranteeing? could we be preguaranteeing? could you be preguaranteeing? could they be preguaranteeing?
Perfect	V-ing perfect
could I have preguaranteed? could you have preguaranteed? could he have preguaranteed? could we have preguaranteed? could you have preguaranteed? could they have preguaranteed?	could I have been preguaranteeing? could you have been preguaranteeing? could he have been preguaranteeing? could we have been preguaranteeing? could you have been preguaranteeing? could they have been preguaranteeing?

Interro-negative form

Simple form	V-ing form
couldn't I preguarantee? couldn't you preguarantee? couldn't he preguarantee? couldn't we preguarantee? couldn't you preguarantee? couldn't they preguarantee?	couldn't I be preguaranteeing? couldn't you be preguaranteeing? couldn't he be preguaranteeing? couldn't we be preguaranteeing? couldn't you be preguaranteeing? couldn't they be preguaranteeing?
Perfect	V-ing perfect
couldn't I have preguaranteed? couldn't you have preguaranteed? couldn't he have preguaranteed? couldn't we have preguaranteed? couldn't you have preguaranteed? couldn't they have preguaranteed?	couldn't I have been preguaranteeing? couldn't you have been preguaranteeing? couldn't he have been preguaranteeing? couldn't we have been preguaranteeing? couldn't you have been preguaranteeing? couldn't they have been preguaranteeing?