must construct
Verbe régulier : construct - constructed- constructed
Traduction française : construire - bâtir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must construct
you must construct
she must construct
we must construct
you must construct
they must construct 	I must be constructing
you must be constructing
she must be constructing
we must be constructing
you must be constructing
they must be constructing	I must have constructed
you must have constructed
she must have constructed
we must have constructed
you must have constructed
they must have constructed	I must have been constructing
you must have been constructing
she must have been constructing
we must have been constructing
you must have been constructing
they must have been constructing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't construct
you mustn't construct
she mustn't construct
we mustn't construct
you mustn't construct
they mustn't construct 	I mustn't be constructing
you mustn't be constructing
she mustn't be constructing
we mustn't be constructing
you mustn't be constructing
they mustn't be constructing	I mustn't have constructed
you mustn't have constructed
she mustn't have constructed
we mustn't have constructed
you mustn't have constructed
they mustn't have constructed	I mustn't have been constructing
you mustn't have been constructing
she mustn't have been constructing
we mustn't have been constructing
you mustn't have been constructing
they mustn't have been constructing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I construct?
must you construct?
must she construct?
must we construct?
must you construct?
must they construct? 	must I be constructing?
must you be constructing?
must she be constructing?
must we be constructing?
must you be constructing?
must they be constructing? 	must I have constructed?
must you have constructed?
must she have constructed?
must we have constructed?
must you have constructed?
must they have constructed? 	must I have been constructing?
must you have been constructing?
must she have been constructing?
must we have been constructing?
must you have been constructing?
must they have been constructing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I construct?
mustn't you construct?
mustn't she construct?
mustn't we construct?
mustn't you construct?
mustn't they construct? 	mustn't I be constructing?
mustn't you be constructing?
mustn't she be constructing?
mustn't we be constructing?
mustn't you be constructing?
mustn't they be constructing? 	mustn't I have constructed?
mustn't you have constructed?
mustn't she have constructed?
mustn't we have constructed?
mustn't you have constructed?
mustn't they have constructed? 	mustn't I have been constructing?
mustn't you have been constructing?
mustn't she have been constructing?
mustn't we have been constructing?
mustn't you have been constructing?
mustn't they have been constructing?