must desolate
Verbe régulier : desolate - desolated- desolated
Traduction française : dévaster - désoler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must desolate
you must desolate
he must desolate
we must desolate
you must desolate
they must desolate 	I must be desolating
you must be desolating
he must be desolating
we must be desolating
you must be desolating
they must be desolating	I must have desolated
you must have desolated
he must have desolated
we must have desolated
you must have desolated
they must have desolated	I must have been desolating
you must have been desolating
he must have been desolating
we must have been desolating
you must have been desolating
they must have been desolating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not desolate
you must not desolate
he must not desolate
we must not desolate
you must not desolate
they must not desolate 	I must not be desolating
you must not be desolating
he must not be desolating
we must not be desolating
you must not be desolating
they must not be desolating	I must not have desolated
you must not have desolated
he must not have desolated
we must not have desolated
you must not have desolated
they must not have desolated	I must not have been desolating
you must not have been desolating
he must not have been desolating
we must not have been desolating
you must not have been desolating
they must not have been desolating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I desolate?
must you desolate?
must he desolate?
must we desolate?
must you desolate?
must they desolate? 	must I be desolating?
must you be desolating?
must he be desolating?
must we be desolating?
must you be desolating?
must they be desolating? 	must I have desolated?
must you have desolated?
must he have desolated?
must we have desolated?
must you have desolated?
must they have desolated? 	must I have been desolating?
must you have been desolating?
must he have been desolating?
must we have been desolating?
must you have been desolating?
must they have been desolating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not desolate?
must you not desolate?
must he not desolate?
must we not desolate?
must you not desolate?
must they not desolate? 	must I not be desolating?
must you not be desolating?
must he not be desolating?
must we not be desolating?
must you not be desolating?
must they not be desolating? 	must I not have desolated?
must you not have desolated?
must he not have desolated?
must we not have desolated?
must you not have desolated?
must they not have desolated? 	must I not have been desolating?
must you not have been desolating?
must he not have been desolating?
must we not have been desolating?
must you not have been desolating?
must they not have been desolating?