should thumb
Verbe régulier : thumb - thumbed- thumbed
Traduction française : feuilleter - (US) faire du stop ou de l'auto-stop thumb 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should thumb
you should thumb
he should thumb
we should thumb
you should thumb
they should thumb 	I should be thumbing
you should be thumbing
he should be thumbing
we should be thumbing
you should be thumbing
they should be thumbing	I should have thumbed
you should have thumbed
he should have thumbed
we should have thumbed
you should have thumbed
they should have thumbed	I should have been thumbing
you should have been thumbing
he should have been thumbing
we should have been thumbing
you should have been thumbing
they should have been thumbing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not thumb
you should not thumb
he should not thumb
we should not thumb
you should not thumb
they should not thumb 	I should not be thumbing
you should not be thumbing
he should not be thumbing
we should not be thumbing
you should not be thumbing
they should not be thumbing	I should not have thumbed
you should not have thumbed
he should not have thumbed
we should not have thumbed
you should not have thumbed
they should not have thumbed	I should not have been thumbing
you should not have been thumbing
he should not have been thumbing
we should not have been thumbing
you should not have been thumbing
they should not have been thumbing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I thumb?
should you thumb?
should he thumb?
should we thumb?
should you thumb?
should they thumb? 	should I be thumbing?
should you be thumbing?
should he be thumbing?
should we be thumbing?
should you be thumbing?
should they be thumbing? 	should I have thumbed?
should you have thumbed?
should he have thumbed?
should we have thumbed?
should you have thumbed?
should they have thumbed? 	should I have been thumbing?
should you have been thumbing?
should he have been thumbing?
should we have been thumbing?
should you have been thumbing?
should they have been thumbing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not thumb?
should you not thumb?
should he not thumb?
should we not thumb?
should you not thumb?
should they not thumb? 	should I not be thumbing?
should you not be thumbing?
should he not be thumbing?
should we not be thumbing?
should you not be thumbing?
should they not be thumbing? 	should I not have thumbed?
should you not have thumbed?
should he not have thumbed?
should we not have thumbed?
should you not have thumbed?
should they not have thumbed? 	should I not have been thumbing?
should you not have been thumbing?
should he not have been thumbing?
should we not have been thumbing?
should you not have been thumbing?
should they not have been thumbing?