must scrap
Verbo regular: scrap - scrapped- scrapped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must scrap
you must scrap
he must scrap
we must scrap
you must scrap
they must scrap 	I must be scrapping
you must be scrapping
he must be scrapping
we must be scrapping
you must be scrapping
they must be scrapping	I must have scrapped
you must have scrapped
he must have scrapped
we must have scrapped
you must have scrapped
they must have scrapped	I must have been scrapping
you must have been scrapping
he must have been scrapping
we must have been scrapping
you must have been scrapping
they must have been scrapping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not scrap
you must not scrap
he must not scrap
we must not scrap
you must not scrap
they must not scrap 	I must not be scrapping
you must not be scrapping
he must not be scrapping
we must not be scrapping
you must not be scrapping
they must not be scrapping	I must not have scrapped
you must not have scrapped
he must not have scrapped
we must not have scrapped
you must not have scrapped
they must not have scrapped	I must not have been scrapping
you must not have been scrapping
he must not have been scrapping
we must not have been scrapping
you must not have been scrapping
they must not have been scrapping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I scrap?
must you scrap?
must he scrap?
must we scrap?
must you scrap?
must they scrap? 	must I be scrapping?
must you be scrapping?
must he be scrapping?
must we be scrapping?
must you be scrapping?
must they be scrapping? 	must I have scrapped?
must you have scrapped?
must he have scrapped?
must we have scrapped?
must you have scrapped?
must they have scrapped? 	must I have been scrapping?
must you have been scrapping?
must he have been scrapping?
must we have been scrapping?
must you have been scrapping?
must they have been scrapping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not scrap?
must you not scrap?
must he not scrap?
must we not scrap?
must you not scrap?
must they not scrap? 	must I not be scrapping?
must you not be scrapping?
must he not be scrapping?
must we not be scrapping?
must you not be scrapping?
must they not be scrapping? 	must I not have scrapped?
must you not have scrapped?
must he not have scrapped?
must we not have scrapped?
must you not have scrapped?
must they not have scrapped? 	must I not have been scrapping?
must you not have been scrapping?
must he not have been scrapping?
must we not have been scrapping?
must you not have been scrapping?
must they not have been scrapping?