English verb conjugation
SHOULD GROAN

Regular verb: groan - groaned - groaned

Affirmation

Simple form	V-ing form
I should groan you should groan he should groan we should groan you should groan they should groan	I should be groaning you should be groaning he should be groaning we should be groaning you should be groaning they should be groaning
Perfect	V-ing perfect
I should have groaned you should have groaned he should have groaned we should have groaned you should have groaned they should have groaned	I should have been groaning you should have been groaning he should have been groaning we should have been groaning you should have been groaning they should have been groaning

Negation

Simple form	V-ing form
I should not groan you should not groan he should not groan we should not groan you should not groan they should not groan	I should not be groaning you should not be groaning he should not be groaning we should not be groaning you should not be groaning they should not be groaning
Perfect	V-ing perfect
I should not have groaned you should not have groaned he should not have groaned we should not have groaned you should not have groaned they should not have groaned	I should not have been groaning you should not have been groaning he should not have been groaning we should not have been groaning you should not have been groaning they should not have been groaning

Interrogative form

Simple form	V-ing form
should I groan? should you groan? should he groan? should we groan? should you groan? should they groan?	should I be groaning? should you be groaning? should he be groaning? should we be groaning? should you be groaning? should they be groaning?
Perfect	V-ing perfect
should I have groaned? should you have groaned? should he have groaned? should we have groaned? should you have groaned? should they have groaned?	should I have been groaning? should you have been groaning? should he have been groaning? should we have been groaning? should you have been groaning? should they have been groaning?

Interro-negative form

Simple form	V-ing form
should I not groan? should you not groan? should he not groan? should we not groan? should you not groan? should they not groan?	should I not be groaning? should you not be groaning? should he not be groaning? should we not be groaning? should you not be groaning? should they not be groaning?
Perfect	V-ing perfect
should I not have groaned? should you not have groaned? should he not have groaned? should we not have groaned? should you not have groaned? should they not have groaned?	should I not have been groaning? should you not have been groaning? should he not have been groaning? should we not have been groaning? should you not have been groaning? should they not have been groaning?