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