must catechise
Verbe régulier : catechise - catechised- catechised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must catechise
you must catechise
she must catechise
we must catechise
you must catechise
they must catechise 	I must be catechising
you must be catechising
she must be catechising
we must be catechising
you must be catechising
they must be catechising	I must have catechised
you must have catechised
she must have catechised
we must have catechised
you must have catechised
they must have catechised	I must have been catechising
you must have been catechising
she must have been catechising
we must have been catechising
you must have been catechising
they must have been catechising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not catechise
you must not catechise
she must not catechise
we must not catechise
you must not catechise
they must not catechise 	I must not be catechising
you must not be catechising
she must not be catechising
we must not be catechising
you must not be catechising
they must not be catechising	I must not have catechised
you must not have catechised
she must not have catechised
we must not have catechised
you must not have catechised
they must not have catechised	I must not have been catechising
you must not have been catechising
she must not have been catechising
we must not have been catechising
you must not have been catechising
they must not have been catechising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I catechise?
must you catechise?
must she catechise?
must we catechise?
must you catechise?
must they catechise? 	must I be catechising?
must you be catechising?
must she be catechising?
must we be catechising?
must you be catechising?
must they be catechising? 	must I have catechised?
must you have catechised?
must she have catechised?
must we have catechised?
must you have catechised?
must they have catechised? 	must I have been catechising?
must you have been catechising?
must she have been catechising?
must we have been catechising?
must you have been catechising?
must they have been catechising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not catechise?
must you not catechise?
must she not catechise?
must we not catechise?
must you not catechise?
must they not catechise? 	must I not be catechising?
must you not be catechising?
must she not be catechising?
must we not be catechising?
must you not be catechising?
must they not be catechising? 	must I not have catechised?
must you not have catechised?
must she not have catechised?
must we not have catechised?
must you not have catechised?
must they not have catechised? 	must I not have been catechising?
must you not have been catechising?
must she not have been catechising?
must we not have been catechising?
must you not have been catechising?
must they not have been catechising?