I should wash you should wash he should wash we should wash you should wash they should wash
V-ing form
I should be washing you should be washing he should be washing we should be washing you should be washing they should be washing
Perfect
I should have washed you should have washed he should have washed we should have washed you should have washed they should have washed
V-ing perfect
I should have been washing you should have been washing he should have been washing we should have been washing you should have been washing they should have been washing
Negation
Simple form
I should not wash you should not wash he should not wash we should not wash you should not wash they should not wash
V-ing form
I should not be washing you should not be washing he should not be washing we should not be washing you should not be washing they should not be washing
Perfect
I should not have washed you should not have washed he should not have washed we should not have washed you should not have washed they should not have washed
V-ing perfect
I should not have been washing you should not have been washing he should not have been washing we should not have been washing you should not have been washing they should not have been washing
Interrogative form
Simple form
should I wash? should you wash? should he wash? should we wash? should you wash? should they wash?
V-ing form
should I be washing? should you be washing? should he be washing? should we be washing? should you be washing? should they be washing?
Perfect
should I have washed? should you have washed? should he have washed? should we have washed? should you have washed? should they have washed?
V-ing perfect
should I have been washing? should you have been washing? should he have been washing? should we have been washing? should you have been washing? should they have been washing?
Interro-negative form
Simple form
should I not wash? should you not wash? should he not wash? should we not wash? should you not wash? should they not wash?
V-ing form
should I not be washing? should you not be washing? should he not be washing? should we not be washing? should you not be washing? should they not be washing?
Perfect
should I not have washed? should you not have washed? should he not have washed? should we not have washed? should you not have washed? should they not have washed?
V-ing perfect
should I not have been washing? should you not have been washing? should he not have been washing? should we not have been washing? should you not have been washing? should they not have been washing?