can strangle
Regular verb: strangle - strangled- strangled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can strangle
you can strangle
he can strangle
we can strangle
you can strangle
they can strangle 	I can be strangling
you can be strangling
he can be strangling
we can be strangling
you can be strangling
they can be strangling	I can have strangled
you can have strangled
he can have strangled
we can have strangled
you can have strangled
they can have strangled	I can have been strangling
you can have been strangling
he can have been strangling
we can have been strangling
you can have been strangling
they can have been strangling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot strangle
you cannot strangle
he cannot strangle
we cannot strangle
you cannot strangle
they cannot strangle 	I cannot be strangling
you cannot be strangling
he cannot be strangling
we cannot be strangling
you cannot be strangling
they cannot be strangling	I cannot have strangled
you cannot have strangled
he cannot have strangled
we cannot have strangled
you cannot have strangled
they cannot have strangled	I cannot have been strangling
you cannot have been strangling
he cannot have been strangling
we cannot have been strangling
you cannot have been strangling
they cannot have been strangling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I strangle?
can you strangle?
can he strangle?
can we strangle?
can you strangle?
can they strangle? 	can I be strangling?
can you be strangling?
can he be strangling?
can we be strangling?
can you be strangling?
can they be strangling? 	can I have strangled?
can you have strangled?
can he have strangled?
can we have strangled?
can you have strangled?
can they have strangled? 	can I have been strangling?
can you have been strangling?
can he have been strangling?
can we have been strangling?
can you have been strangling?
can they have been strangling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not strangle?
can you not strangle?
can he not strangle?
can we not strangle?
can you not strangle?
can they not strangle? 	can I not be strangling?
can you not be strangling?
can he not be strangling?
can we not be strangling?
can you not be strangling?
can they not be strangling? 	can I not have strangled?
can you not have strangled?
can he not have strangled?
can we not have strangled?
can you not have strangled?
can they not have strangled? 	can I not have been strangling?
can you not have been strangling?
can he not have been strangling?
can we not have been strangling?
can you not have been strangling?
can they not have been strangling?