can murder
Regular verb: murder - murdered- murdered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can murder
you can murder
he can murder
we can murder
you can murder
they can murder 	I can be murdering
you can be murdering
he can be murdering
we can be murdering
you can be murdering
they can be murdering	I can have murdered
you can have murdered
he can have murdered
we can have murdered
you can have murdered
they can have murdered	I can have been murdering
you can have been murdering
he can have been murdering
we can have been murdering
you can have been murdering
they can have been murdering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot murder
you cannot murder
he cannot murder
we cannot murder
you cannot murder
they cannot murder 	I cannot be murdering
you cannot be murdering
he cannot be murdering
we cannot be murdering
you cannot be murdering
they cannot be murdering	I cannot have murdered
you cannot have murdered
he cannot have murdered
we cannot have murdered
you cannot have murdered
they cannot have murdered	I cannot have been murdering
you cannot have been murdering
he cannot have been murdering
we cannot have been murdering
you cannot have been murdering
they cannot have been murdering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I murder?
can you murder?
can he murder?
can we murder?
can you murder?
can they murder? 	can I be murdering?
can you be murdering?
can he be murdering?
can we be murdering?
can you be murdering?
can they be murdering? 	can I have murdered?
can you have murdered?
can he have murdered?
can we have murdered?
can you have murdered?
can they have murdered? 	can I have been murdering?
can you have been murdering?
can he have been murdering?
can we have been murdering?
can you have been murdering?
can they have been murdering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not murder?
can you not murder?
can he not murder?
can we not murder?
can you not murder?
can they not murder? 	can I not be murdering?
can you not be murdering?
can he not be murdering?
can we not be murdering?
can you not be murdering?
can they not be murdering? 	can I not have murdered?
can you not have murdered?
can he not have murdered?
can we not have murdered?
can you not have murdered?
can they not have murdered? 	can I not have been murdering?
can you not have been murdering?
can he not have been murdering?
can we not have been murdering?
can you not have been murdering?
can they not have been murdering?