must preguarantee
Verbe régulier : preguarantee - preguaranteed- preguaranteed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must preguarantee
you must preguarantee
she must preguarantee
we must preguarantee
you must preguarantee
they must preguarantee 	I must be preguaranteeing
you must be preguaranteeing
she must be preguaranteeing
we must be preguaranteeing
you must be preguaranteeing
they must be preguaranteeing	I must have preguaranteed
you must have preguaranteed
she must have preguaranteed
we must have preguaranteed
you must have preguaranteed
they must have preguaranteed	I must have been preguaranteeing
you must have been preguaranteeing
she must have been preguaranteeing
we must have been preguaranteeing
you must have been preguaranteeing
they must have been preguaranteeing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not preguarantee
you must not preguarantee
she must not preguarantee
we must not preguarantee
you must not preguarantee
they must not preguarantee 	I must not be preguaranteeing
you must not be preguaranteeing
she must not be preguaranteeing
we must not be preguaranteeing
you must not be preguaranteeing
they must not be preguaranteeing	I must not have preguaranteed
you must not have preguaranteed
she must not have preguaranteed
we must not have preguaranteed
you must not have preguaranteed
they must not have preguaranteed	I must not have been preguaranteeing
you must not have been preguaranteeing
she must not have been preguaranteeing
we must not have been preguaranteeing
you must not have been preguaranteeing
they must not have been preguaranteeing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I preguarantee?
must you preguarantee?
must she preguarantee?
must we preguarantee?
must you preguarantee?
must they preguarantee? 	must I be preguaranteeing?
must you be preguaranteeing?
must she be preguaranteeing?
must we be preguaranteeing?
must you be preguaranteeing?
must they be preguaranteeing? 	must I have preguaranteed?
must you have preguaranteed?
must she have preguaranteed?
must we have preguaranteed?
must you have preguaranteed?
must they have preguaranteed? 	must I have been preguaranteeing?
must you have been preguaranteeing?
must she have been preguaranteeing?
must we have been preguaranteeing?
must you have been preguaranteeing?
must they have been preguaranteeing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not preguarantee?
must you not preguarantee?
must she not preguarantee?
must we not preguarantee?
must you not preguarantee?
must they not preguarantee? 	must I not be preguaranteeing?
must you not be preguaranteeing?
must she not be preguaranteeing?
must we not be preguaranteeing?
must you not be preguaranteeing?
must they not be preguaranteeing? 	must I not have preguaranteed?
must you not have preguaranteed?
must she not have preguaranteed?
must we not have preguaranteed?
must you not have preguaranteed?
must they not have preguaranteed? 	must I not have been preguaranteeing?
must you not have been preguaranteeing?
must she not have been preguaranteeing?
must we not have been preguaranteeing?
must you not have been preguaranteeing?
must they not have been preguaranteeing?