must enhance
Verbe régulier : enhance - enhanced- enhanced
Traduction française : améliorer - augmenter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must enhance
you must enhance
she must enhance
we must enhance
you must enhance
they must enhance 	I must be enhancing
you must be enhancing
she must be enhancing
we must be enhancing
you must be enhancing
they must be enhancing	I must have enhanced
you must have enhanced
she must have enhanced
we must have enhanced
you must have enhanced
they must have enhanced	I must have been enhancing
you must have been enhancing
she must have been enhancing
we must have been enhancing
you must have been enhancing
they must have been enhancing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not enhance
you must not enhance
she must not enhance
we must not enhance
you must not enhance
they must not enhance 	I must not be enhancing
you must not be enhancing
she must not be enhancing
we must not be enhancing
you must not be enhancing
they must not be enhancing	I must not have enhanced
you must not have enhanced
she must not have enhanced
we must not have enhanced
you must not have enhanced
they must not have enhanced	I must not have been enhancing
you must not have been enhancing
she must not have been enhancing
we must not have been enhancing
you must not have been enhancing
they must not have been enhancing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I enhance?
must you enhance?
must she enhance?
must we enhance?
must you enhance?
must they enhance? 	must I be enhancing?
must you be enhancing?
must she be enhancing?
must we be enhancing?
must you be enhancing?
must they be enhancing? 	must I have enhanced?
must you have enhanced?
must she have enhanced?
must we have enhanced?
must you have enhanced?
must they have enhanced? 	must I have been enhancing?
must you have been enhancing?
must she have been enhancing?
must we have been enhancing?
must you have been enhancing?
must they have been enhancing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not enhance?
must you not enhance?
must she not enhance?
must we not enhance?
must you not enhance?
must they not enhance? 	must I not be enhancing?
must you not be enhancing?
must she not be enhancing?
must we not be enhancing?
must you not be enhancing?
must they not be enhancing? 	must I not have enhanced?
must you not have enhanced?
must she not have enhanced?
must we not have enhanced?
must you not have enhanced?
must they not have enhanced? 	must I not have been enhancing?
must you not have been enhancing?
must she not have been enhancing?
must we not have been enhancing?
must you not have been enhancing?
must they not have been enhancing?