should slacken
Verbe régulier : slacken - slackened- slackened
Traduction française : détendre - se relâcher 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should slacken
you should slacken
he should slacken
we should slacken
you should slacken
they should slacken 	I should be slackening
you should be slackening
he should be slackening
we should be slackening
you should be slackening
they should be slackening	I should have slackened
you should have slackened
he should have slackened
we should have slackened
you should have slackened
they should have slackened	I should have been slackening
you should have been slackening
he should have been slackening
we should have been slackening
you should have been slackening
they should have been slackening	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not slacken
you should not slacken
he should not slacken
we should not slacken
you should not slacken
they should not slacken 	I should not be slackening
you should not be slackening
he should not be slackening
we should not be slackening
you should not be slackening
they should not be slackening	I should not have slackened
you should not have slackened
he should not have slackened
we should not have slackened
you should not have slackened
they should not have slackened	I should not have been slackening
you should not have been slackening
he should not have been slackening
we should not have been slackening
you should not have been slackening
they should not have been slackening	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I slacken?
should you slacken?
should he slacken?
should we slacken?
should you slacken?
should they slacken? 	should I be slackening?
should you be slackening?
should he be slackening?
should we be slackening?
should you be slackening?
should they be slackening? 	should I have slackened?
should you have slackened?
should he have slackened?
should we have slackened?
should you have slackened?
should they have slackened? 	should I have been slackening?
should you have been slackening?
should he have been slackening?
should we have been slackening?
should you have been slackening?
should they have been slackening? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not slacken?
should you not slacken?
should he not slacken?
should we not slacken?
should you not slacken?
should they not slacken? 	should I not be slackening?
should you not be slackening?
should he not be slackening?
should we not be slackening?
should you not be slackening?
should they not be slackening? 	should I not have slackened?
should you not have slackened?
should he not have slackened?
should we not have slackened?
should you not have slackened?
should they not have slackened? 	should I not have been slackening?
should you not have been slackening?
should he not have been slackening?
should we not have been slackening?
should you not have been slackening?
should they not have been slackening?