must repay
Irregular verb: repay - repaid- repaid

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must repay
you must repay
he must repay
we must repay
you must repay
they must repay 	I must be repaying
you must be repaying
he must be repaying
we must be repaying
you must be repaying
they must be repaying	I must have repaid
you must have repaid
he must have repaid
we must have repaid
you must have repaid
they must have repaid	I must have been repaying
you must have been repaying
he must have been repaying
we must have been repaying
you must have been repaying
they must have been repaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not repay
you must not repay
he must not repay
we must not repay
you must not repay
they must not repay 	I must not be repaying
you must not be repaying
he must not be repaying
we must not be repaying
you must not be repaying
they must not be repaying	I must not have repaid
you must not have repaid
he must not have repaid
we must not have repaid
you must not have repaid
they must not have repaid	I must not have been repaying
you must not have been repaying
he must not have been repaying
we must not have been repaying
you must not have been repaying
they must not have been repaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I repay?
must you repay?
must he repay?
must we repay?
must you repay?
must they repay? 	must I be repaying?
must you be repaying?
must he be repaying?
must we be repaying?
must you be repaying?
must they be repaying? 	must I have repaid?
must you have repaid?
must he have repaid?
must we have repaid?
must you have repaid?
must they have repaid? 	must I have been repaying?
must you have been repaying?
must he have been repaying?
must we have been repaying?
must you have been repaying?
must they have been repaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not repay?
must you not repay?
must he not repay?
must we not repay?
must you not repay?
must they not repay? 	must I not be repaying?
must you not be repaying?
must he not be repaying?
must we not be repaying?
must you not be repaying?
must they not be repaying? 	must I not have repaid?
must you not have repaid?
must he not have repaid?
must we not have repaid?
must you not have repaid?
must they not have repaid? 	must I not have been repaying?
must you not have been repaying?
must he not have been repaying?
must we not have been repaying?
must you not have been repaying?
must they not have been repaying?