should pack
Regular verb: pack - packed- packed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should pack
you should pack
he should pack
we should pack
you should pack
they should pack 	I should be packing
you should be packing
he should be packing
we should be packing
you should be packing
they should be packing	I should have packed
you should have packed
he should have packed
we should have packed
you should have packed
they should have packed	I should have been packing
you should have been packing
he should have been packing
we should have been packing
you should have been packing
they should have been packing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not pack
you should not pack
he should not pack
we should not pack
you should not pack
they should not pack 	I should not be packing
you should not be packing
he should not be packing
we should not be packing
you should not be packing
they should not be packing	I should not have packed
you should not have packed
he should not have packed
we should not have packed
you should not have packed
they should not have packed	I should not have been packing
you should not have been packing
he should not have been packing
we should not have been packing
you should not have been packing
they should not have been packing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I pack?
should you pack?
should he pack?
should we pack?
should you pack?
should they pack? 	should I be packing?
should you be packing?
should he be packing?
should we be packing?
should you be packing?
should they be packing? 	should I have packed?
should you have packed?
should he have packed?
should we have packed?
should you have packed?
should they have packed? 	should I have been packing?
should you have been packing?
should he have been packing?
should we have been packing?
should you have been packing?
should they have been packing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not pack?
should you not pack?
should he not pack?
should we not pack?
should you not pack?
should they not pack? 	should I not be packing?
should you not be packing?
should he not be packing?
should we not be packing?
should you not be packing?
should they not be packing? 	should I not have packed?
should you not have packed?
should he not have packed?
should we not have packed?
should you not have packed?
should they not have packed? 	should I not have been packing?
should you not have been packing?
should he not have been packing?
should we not have been packing?
should you not have been packing?
should they not have been packing?