must thwack
Verbe régulier : thwack - thwacked- thwacked
Traduction française : donner un coup sec à - gifler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must thwack
you must thwack
he must thwack
we must thwack
you must thwack
they must thwack 	I must be thwacking
you must be thwacking
he must be thwacking
we must be thwacking
you must be thwacking
they must be thwacking	I must have thwacked
you must have thwacked
he must have thwacked
we must have thwacked
you must have thwacked
they must have thwacked	I must have been thwacking
you must have been thwacking
he must have been thwacking
we must have been thwacking
you must have been thwacking
they must have been thwacking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not thwack
you must not thwack
he must not thwack
we must not thwack
you must not thwack
they must not thwack 	I must not be thwacking
you must not be thwacking
he must not be thwacking
we must not be thwacking
you must not be thwacking
they must not be thwacking	I must not have thwacked
you must not have thwacked
he must not have thwacked
we must not have thwacked
you must not have thwacked
they must not have thwacked	I must not have been thwacking
you must not have been thwacking
he must not have been thwacking
we must not have been thwacking
you must not have been thwacking
they must not have been thwacking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I thwack?
must you thwack?
must he thwack?
must we thwack?
must you thwack?
must they thwack? 	must I be thwacking?
must you be thwacking?
must he be thwacking?
must we be thwacking?
must you be thwacking?
must they be thwacking? 	must I have thwacked?
must you have thwacked?
must he have thwacked?
must we have thwacked?
must you have thwacked?
must they have thwacked? 	must I have been thwacking?
must you have been thwacking?
must he have been thwacking?
must we have been thwacking?
must you have been thwacking?
must they have been thwacking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not thwack?
must you not thwack?
must he not thwack?
must we not thwack?
must you not thwack?
must they not thwack? 	must I not be thwacking?
must you not be thwacking?
must he not be thwacking?
must we not be thwacking?
must you not be thwacking?
must they not be thwacking? 	must I not have thwacked?
must you not have thwacked?
must he not have thwacked?
must we not have thwacked?
must you not have thwacked?
must they not have thwacked? 	must I not have been thwacking?
must you not have been thwacking?
must he not have been thwacking?
must we not have been thwacking?
must you not have been thwacking?
must they not have been thwacking?