English verb conjugation
MUST ENVY

Regular verb: envy - envied - envied

Affirmation

Simple form	V-ing form
I must envy you must envy he must envy we must envy you must envy they must envy	I must be envying you must be envying he must be envying we must be envying you must be envying they must be envying
Perfect	V-ing perfect
I must have envied you must have envied he must have envied we must have envied you must have envied they must have envied	I must have been envying you must have been envying he must have been envying we must have been envying you must have been envying they must have been envying

Negation

Simple form	V-ing form
I must not envy you must not envy he must not envy we must not envy you must not envy they must not envy	I must not be envying you must not be envying he must not be envying we must not be envying you must not be envying they must not be envying
Perfect	V-ing perfect
I must not have envied you must not have envied he must not have envied we must not have envied you must not have envied they must not have envied	I must not have been envying you must not have been envying he must not have been envying we must not have been envying you must not have been envying they must not have been envying

Interrogative form

Simple form	V-ing form
must I envy? must you envy? must he envy? must we envy? must you envy? must they envy?	must I be envying? must you be envying? must he be envying? must we be envying? must you be envying? must they be envying?
Perfect	V-ing perfect
must I have envied? must you have envied? must he have envied? must we have envied? must you have envied? must they have envied?	must I have been envying? must you have been envying? must he have been envying? must we have been envying? must you have been envying? must they have been envying?

Interro-negative form

Simple form	V-ing form
must I not envy? must you not envy? must he not envy? must we not envy? must you not envy? must they not envy?	must I not be envying? must you not be envying? must he not be envying? must we not be envying? must you not be envying? must they not be envying?
Perfect	V-ing perfect
must I not have envied? must you not have envied? must he not have envied? must we not have envied? must you not have envied? must they not have envied?	must I not have been envying? must you not have been envying? must he not have been envying? must we not have been envying? must you not have been envying? must they not have been envying?