Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must learn by you must learn by she must learn by we must learn by you must learn by they must learn by
V-ing form
I must be learn bying you must be learn bying she must be learn bying we must be learn bying you must be learn bying they must be learn bying
Perfect
I must have learn bied you must have learn bied she must have learn bied we must have learn bied you must have learn bied they must have learn bied
V-ing perfect
I must have been learn bying you must have been learn bying she must have been learn bying we must have been learn bying you must have been learn bying they must have been learn bying
Negation
Simple form
I must not learn by you must not learn by she must not learn by we must not learn by you must not learn by they must not learn by
V-ing form
I must not be learn bying you must not be learn bying she must not be learn bying we must not be learn bying you must not be learn bying they must not be learn bying
Perfect
I must not have learn bied you must not have learn bied she must not have learn bied we must not have learn bied you must not have learn bied they must not have learn bied
V-ing perfect
I must not have been learn bying you must not have been learn bying she must not have been learn bying we must not have been learn bying you must not have been learn bying they must not have been learn bying
Interrogative form
Simple form
must I learn by? must you learn by? must she learn by? must we learn by? must you learn by? must they learn by?
V-ing form
must I be learn bying? must you be learn bying? must she be learn bying? must we be learn bying? must you be learn bying? must they be learn bying?
Perfect
must I have learn bied? must you have learn bied? must she have learn bied? must we have learn bied? must you have learn bied? must they have learn bied?
V-ing perfect
must I have been learn bying? must you have been learn bying? must she have been learn bying? must we have been learn bying? must you have been learn bying? must they have been learn bying?
Interro-negative form
Simple form
must I not learn by? must you not learn by? must she not learn by? must we not learn by? must you not learn by? must they not learn by?
V-ing form
must I not be learn bying? must you not be learn bying? must she not be learn bying? must we not be learn bying? must you not be learn bying? must they not be learn bying?
Perfect
must I not have learn bied? must you not have learn bied? must she not have learn bied? must we not have learn bied? must you not have learn bied? must they not have learn bied?
V-ing perfect
must I not have been learn bying? must you not have been learn bying? must she not have been learn bying? must we not have been learn bying? must you not have been learn bying? must they not have been learn bying?