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