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