must abolish
Regular verb: abolish - abolished- abolished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must abolish
you must abolish
he must abolish
we must abolish
you must abolish
they must abolish 	I must be abolishing
you must be abolishing
he must be abolishing
we must be abolishing
you must be abolishing
they must be abolishing	I must have abolished
you must have abolished
he must have abolished
we must have abolished
you must have abolished
they must have abolished	I must have been abolishing
you must have been abolishing
he must have been abolishing
we must have been abolishing
you must have been abolishing
they must have been abolishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not abolish
you must not abolish
he must not abolish
we must not abolish
you must not abolish
they must not abolish 	I must not be abolishing
you must not be abolishing
he must not be abolishing
we must not be abolishing
you must not be abolishing
they must not be abolishing	I must not have abolished
you must not have abolished
he must not have abolished
we must not have abolished
you must not have abolished
they must not have abolished	I must not have been abolishing
you must not have been abolishing
he must not have been abolishing
we must not have been abolishing
you must not have been abolishing
they must not have been abolishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I abolish?
must you abolish?
must he abolish?
must we abolish?
must you abolish?
must they abolish? 	must I be abolishing?
must you be abolishing?
must he be abolishing?
must we be abolishing?
must you be abolishing?
must they be abolishing? 	must I have abolished?
must you have abolished?
must he have abolished?
must we have abolished?
must you have abolished?
must they have abolished? 	must I have been abolishing?
must you have been abolishing?
must he have been abolishing?
must we have been abolishing?
must you have been abolishing?
must they have been abolishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not abolish?
must you not abolish?
must he not abolish?
must we not abolish?
must you not abolish?
must they not abolish? 	must I not be abolishing?
must you not be abolishing?
must he not be abolishing?
must we not be abolishing?
must you not be abolishing?
must they not be abolishing? 	must I not have abolished?
must you not have abolished?
must he not have abolished?
must we not have abolished?
must you not have abolished?
must they not have abolished? 	must I not have been abolishing?
must you not have been abolishing?
must he not have been abolishing?
must we not have been abolishing?
must you not have been abolishing?
must they not have been abolishing?