I should strap you should strap he should strap we should strap you should strap they should strap
V-ing form
I should be strapping you should be strapping he should be strapping we should be strapping you should be strapping they should be strapping
Perfect
I should have strapped you should have strapped he should have strapped we should have strapped you should have strapped they should have strapped
V-ing perfect
I should have been strapping you should have been strapping he should have been strapping we should have been strapping you should have been strapping they should have been strapping
Negation
Simple form
I should not strap you should not strap he should not strap we should not strap you should not strap they should not strap
V-ing form
I should not be strapping you should not be strapping he should not be strapping we should not be strapping you should not be strapping they should not be strapping
Perfect
I should not have strapped you should not have strapped he should not have strapped we should not have strapped you should not have strapped they should not have strapped
V-ing perfect
I should not have been strapping you should not have been strapping he should not have been strapping we should not have been strapping you should not have been strapping they should not have been strapping
Interrogative form
Simple form
should I strap? should you strap? should he strap? should we strap? should you strap? should they strap?
V-ing form
should I be strapping? should you be strapping? should he be strapping? should we be strapping? should you be strapping? should they be strapping?
Perfect
should I have strapped? should you have strapped? should he have strapped? should we have strapped? should you have strapped? should they have strapped?
V-ing perfect
should I have been strapping? should you have been strapping? should he have been strapping? should we have been strapping? should you have been strapping? should they have been strapping?
Interro-negative form
Simple form
should I not strap? should you not strap? should he not strap? should we not strap? should you not strap? should they not strap?
V-ing form
should I not be strapping? should you not be strapping? should he not be strapping? should we not be strapping? should you not be strapping? should they not be strapping?
Perfect
should I not have strapped? should you not have strapped? should he not have strapped? should we not have strapped? should you not have strapped? should they not have strapped?
V-ing perfect
should I not have been strapping? should you not have been strapping? should he not have been strapping? should we not have been strapping? should you not have been strapping? should they not have been strapping?