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