must reteach
Irregular verb: reteach - retaught- retaught

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reteach
you must reteach
she must reteach
we must reteach
you must reteach
they must reteach 	I must be reteaching
you must be reteaching
she must be reteaching
we must be reteaching
you must be reteaching
they must be reteaching	I must have retaught
you must have retaught
she must have retaught
we must have retaught
you must have retaught
they must have retaught	I must have been reteaching
you must have been reteaching
she must have been reteaching
we must have been reteaching
you must have been reteaching
they must have been reteaching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reteach
you mustn't reteach
she mustn't reteach
we mustn't reteach
you mustn't reteach
they mustn't reteach 	I mustn't be reteaching
you mustn't be reteaching
she mustn't be reteaching
we mustn't be reteaching
you mustn't be reteaching
they mustn't be reteaching	I mustn't have retaught
you mustn't have retaught
she mustn't have retaught
we mustn't have retaught
you mustn't have retaught
they mustn't have retaught	I mustn't have been reteaching
you mustn't have been reteaching
she mustn't have been reteaching
we mustn't have been reteaching
you mustn't have been reteaching
they mustn't have been reteaching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reteach?
must you reteach?
must she reteach?
must we reteach?
must you reteach?
must they reteach? 	must I be reteaching?
must you be reteaching?
must she be reteaching?
must we be reteaching?
must you be reteaching?
must they be reteaching? 	must I have retaught?
must you have retaught?
must she have retaught?
must we have retaught?
must you have retaught?
must they have retaught? 	must I have been reteaching?
must you have been reteaching?
must she have been reteaching?
must we have been reteaching?
must you have been reteaching?
must they have been reteaching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reteach?
mustn't you reteach?
mustn't she reteach?
mustn't we reteach?
mustn't you reteach?
mustn't they reteach? 	mustn't I be reteaching?
mustn't you be reteaching?
mustn't she be reteaching?
mustn't we be reteaching?
mustn't you be reteaching?
mustn't they be reteaching? 	mustn't I have retaught?
mustn't you have retaught?
mustn't she have retaught?
mustn't we have retaught?
mustn't you have retaught?
mustn't they have retaught? 	mustn't I have been reteaching?
mustn't you have been reteaching?
mustn't she have been reteaching?
mustn't we have been reteaching?
mustn't you have been reteaching?
mustn't they have been reteaching?