must pick
Verbo regular: pick - picked- picked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must pick
you must pick
she must pick
we must pick
you must pick
they must pick 	I must be picking
you must be picking
she must be picking
we must be picking
you must be picking
they must be picking	I must have picked
you must have picked
she must have picked
we must have picked
you must have picked
they must have picked	I must have been picking
you must have been picking
she must have been picking
we must have been picking
you must have been picking
they must have been picking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not pick
you must not pick
she must not pick
we must not pick
you must not pick
they must not pick 	I must not be picking
you must not be picking
she must not be picking
we must not be picking
you must not be picking
they must not be picking	I must not have picked
you must not have picked
she must not have picked
we must not have picked
you must not have picked
they must not have picked	I must not have been picking
you must not have been picking
she must not have been picking
we must not have been picking
you must not have been picking
they must not have been picking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I pick?
must you pick?
must she pick?
must we pick?
must you pick?
must they pick? 	must I be picking?
must you be picking?
must she be picking?
must we be picking?
must you be picking?
must they be picking? 	must I have picked?
must you have picked?
must she have picked?
must we have picked?
must you have picked?
must they have picked? 	must I have been picking?
must you have been picking?
must she have been picking?
must we have been picking?
must you have been picking?
must they have been picking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not pick?
must you not pick?
must she not pick?
must we not pick?
must you not pick?
must they not pick? 	must I not be picking?
must you not be picking?
must she not be picking?
must we not be picking?
must you not be picking?
must they not be picking? 	must I not have picked?
must you not have picked?
must she not have picked?
must we not have picked?
must you not have picked?
must they not have picked? 	must I not have been picking?
must you not have been picking?
must she not have been picking?
must we not have been picking?
must you not have been picking?
must they not have been picking?