must atomise
Regular verb: atomise - atomised- atomised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must atomise
you must atomise
he must atomise
we must atomise
you must atomise
they must atomise 	I must be atomising
you must be atomising
he must be atomising
we must be atomising
you must be atomising
they must be atomising	I must have atomised
you must have atomised
he must have atomised
we must have atomised
you must have atomised
they must have atomised	I must have been atomising
you must have been atomising
he must have been atomising
we must have been atomising
you must have been atomising
they must have been atomising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not atomise
you must not atomise
he must not atomise
we must not atomise
you must not atomise
they must not atomise 	I must not be atomising
you must not be atomising
he must not be atomising
we must not be atomising
you must not be atomising
they must not be atomising	I must not have atomised
you must not have atomised
he must not have atomised
we must not have atomised
you must not have atomised
they must not have atomised	I must not have been atomising
you must not have been atomising
he must not have been atomising
we must not have been atomising
you must not have been atomising
they must not have been atomising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I atomise?
must you atomise?
must he atomise?
must we atomise?
must you atomise?
must they atomise? 	must I be atomising?
must you be atomising?
must he be atomising?
must we be atomising?
must you be atomising?
must they be atomising? 	must I have atomised?
must you have atomised?
must he have atomised?
must we have atomised?
must you have atomised?
must they have atomised? 	must I have been atomising?
must you have been atomising?
must he have been atomising?
must we have been atomising?
must you have been atomising?
must they have been atomising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not atomise?
must you not atomise?
must he not atomise?
must we not atomise?
must you not atomise?
must they not atomise? 	must I not be atomising?
must you not be atomising?
must he not be atomising?
must we not be atomising?
must you not be atomising?
must they not be atomising? 	must I not have atomised?
must you not have atomised?
must he not have atomised?
must we not have atomised?
must you not have atomised?
must they not have atomised? 	must I not have been atomising?
must you not have been atomising?
must he not have been atomising?
must we not have been atomising?
must you not have been atomising?
must they not have been atomising?