English verb conjugation
MUST PONY

Regular verb: pony - ponied - ponied

Affirmation

Simple form	V-ing form
I must pony you must pony he must pony we must pony you must pony they must pony	I must be ponying you must be ponying he must be ponying we must be ponying you must be ponying they must be ponying
Perfect	V-ing perfect
I must have ponied you must have ponied he must have ponied we must have ponied you must have ponied they must have ponied	I must have been ponying you must have been ponying he must have been ponying we must have been ponying you must have been ponying they must have been ponying

Negation

Simple form	V-ing form
I must not pony you must not pony he must not pony we must not pony you must not pony they must not pony	I must not be ponying you must not be ponying he must not be ponying we must not be ponying you must not be ponying they must not be ponying
Perfect	V-ing perfect
I must not have ponied you must not have ponied he must not have ponied we must not have ponied you must not have ponied they must not have ponied	I must not have been ponying you must not have been ponying he must not have been ponying we must not have been ponying you must not have been ponying they must not have been ponying

Interrogative form

Simple form	V-ing form
must I pony? must you pony? must he pony? must we pony? must you pony? must they pony?	must I be ponying? must you be ponying? must he be ponying? must we be ponying? must you be ponying? must they be ponying?
Perfect	V-ing perfect
must I have ponied? must you have ponied? must he have ponied? must we have ponied? must you have ponied? must they have ponied?	must I have been ponying? must you have been ponying? must he have been ponying? must we have been ponying? must you have been ponying? must they have been ponying?

Interro-negative form

Simple form	V-ing form
must I not pony? must you not pony? must he not pony? must we not pony? must you not pony? must they not pony?	must I not be ponying? must you not be ponying? must he not be ponying? must we not be ponying? must you not be ponying? must they not be ponying?
Perfect	V-ing perfect
must I not have ponied? must you not have ponied? must he not have ponied? must we not have ponied? must you not have ponied? must they not have ponied?	must I not have been ponying? must you not have been ponying? must he not have been ponying? must we not have been ponying? must you not have been ponying? must they not have been ponying?