can restrain
Regular verb: restrain - restrained- restrained

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can restrain
you can restrain
she can restrain
we can restrain
you can restrain
they can restrain 	I can be restraining
you can be restraining
she can be restraining
we can be restraining
you can be restraining
they can be restraining	I can have restrained
you can have restrained
she can have restrained
we can have restrained
you can have restrained
they can have restrained	I can have been restraining
you can have been restraining
she can have been restraining
we can have been restraining
you can have been restraining
they can have been restraining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot restrain
you cannot restrain
she cannot restrain
we cannot restrain
you cannot restrain
they cannot restrain 	I cannot be restraining
you cannot be restraining
she cannot be restraining
we cannot be restraining
you cannot be restraining
they cannot be restraining	I cannot have restrained
you cannot have restrained
she cannot have restrained
we cannot have restrained
you cannot have restrained
they cannot have restrained	I cannot have been restraining
you cannot have been restraining
she cannot have been restraining
we cannot have been restraining
you cannot have been restraining
they cannot have been restraining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I restrain?
can you restrain?
can she restrain?
can we restrain?
can you restrain?
can they restrain? 	can I be restraining?
can you be restraining?
can she be restraining?
can we be restraining?
can you be restraining?
can they be restraining? 	can I have restrained?
can you have restrained?
can she have restrained?
can we have restrained?
can you have restrained?
can they have restrained? 	can I have been restraining?
can you have been restraining?
can she have been restraining?
can we have been restraining?
can you have been restraining?
can they have been restraining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not restrain?
can you not restrain?
can she not restrain?
can we not restrain?
can you not restrain?
can they not restrain? 	can I not be restraining?
can you not be restraining?
can she not be restraining?
can we not be restraining?
can you not be restraining?
can they not be restraining? 	can I not have restrained?
can you not have restrained?
can she not have restrained?
can we not have restrained?
can you not have restrained?
can they not have restrained? 	can I not have been restraining?
can you not have been restraining?
can she not have been restraining?
can we not have been restraining?
can you not have been restraining?
can they not have been restraining?