I might preguarantee you might preguarantee he might preguarantee we might preguarantee you might preguarantee they might preguarantee
V-ing form
I might be preguaranteeing you might be preguaranteeing he might be preguaranteeing we might be preguaranteeing you might be preguaranteeing they might be preguaranteeing
Perfect
I might have preguaranteed you might have preguaranteed he might have preguaranteed we might have preguaranteed you might have preguaranteed they might have preguaranteed
V-ing perfect
I might have been preguaranteeing you might have been preguaranteeing he might have been preguaranteeing we might have been preguaranteeing you might have been preguaranteeing they might have been preguaranteeing
Negation
Simple form
I mightn't preguarantee you mightn't preguarantee he mightn't preguarantee we mightn't preguarantee you mightn't preguarantee they mightn't preguarantee
V-ing form
I mightn't be preguaranteeing you mightn't be preguaranteeing he mightn't be preguaranteeing we mightn't be preguaranteeing you mightn't be preguaranteeing they mightn't be preguaranteeing
Perfect
I mightn't have preguaranteed you mightn't have preguaranteed he mightn't have preguaranteed we mightn't have preguaranteed you mightn't have preguaranteed they mightn't have preguaranteed
V-ing perfect
I mightn't have been preguaranteeing you mightn't have been preguaranteeing he mightn't have been preguaranteeing we mightn't have been preguaranteeing you mightn't have been preguaranteeing they mightn't have been preguaranteeing
Interrogative form
Simple form
might I preguarantee? might you preguarantee? might he preguarantee? might we preguarantee? might you preguarantee? might they preguarantee?
V-ing form
might I be preguaranteeing? might you be preguaranteeing? might he be preguaranteeing? might we be preguaranteeing? might you be preguaranteeing? might they be preguaranteeing?
Perfect
might I have preguaranteed? might you have preguaranteed? might he have preguaranteed? might we have preguaranteed? might you have preguaranteed? might they have preguaranteed?
V-ing perfect
might I have been preguaranteeing? might you have been preguaranteeing? might he have been preguaranteeing? might we have been preguaranteeing? might you have been preguaranteeing? might they have been preguaranteeing?
Interro-negative form
Simple form
mightn't I preguarantee? mightn't you preguarantee? mightn't he preguarantee? mightn't we preguarantee? mightn't you preguarantee? mightn't they preguarantee?
V-ing form
mightn't I be preguaranteeing? mightn't you be preguaranteeing? mightn't he be preguaranteeing? mightn't we be preguaranteeing? mightn't you be preguaranteeing? mightn't they be preguaranteeing?
Perfect
mightn't I have preguaranteed? mightn't you have preguaranteed? mightn't he have preguaranteed? mightn't we have preguaranteed? mightn't you have preguaranteed? mightn't they have preguaranteed?
V-ing perfect
mightn't I have been preguaranteeing? mightn't you have been preguaranteeing? mightn't he have been preguaranteeing? mightn't we have been preguaranteeing? mightn't you have been preguaranteeing? mightn't they have been preguaranteeing?