English verb conjugation
CAN RESTRAIN

Regular verb: restrain - restrained - restrained

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I can't restrain you can't restrain she can't restrain we can't restrain you can't restrain they can't restrain	I can't be restraining you can't be restraining she can't be restraining we can't be restraining you can't be restraining they can't be restraining
Perfect	V-ing perfect
I can't have restrained you can't have restrained she can't have restrained we can't have restrained you can't have restrained they can't have restrained	I can't have been restraining you can't have been restraining she can't have been restraining we can't have been restraining you can't have been restraining they can't have been restraining

Interrogative form

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