I should windsurf you should windsurf she should windsurf we should windsurf you should windsurf they should windsurf
V-ing form
I should be windsurfing you should be windsurfing she should be windsurfing we should be windsurfing you should be windsurfing they should be windsurfing
Perfect
I should have windsurfed you should have windsurfed she should have windsurfed we should have windsurfed you should have windsurfed they should have windsurfed
V-ing perfect
I should have been windsurfing you should have been windsurfing she should have been windsurfing we should have been windsurfing you should have been windsurfing they should have been windsurfing
Negation
Simple form
I should not windsurf you should not windsurf she should not windsurf we should not windsurf you should not windsurf they should not windsurf
V-ing form
I should not be windsurfing you should not be windsurfing she should not be windsurfing we should not be windsurfing you should not be windsurfing they should not be windsurfing
Perfect
I should not have windsurfed you should not have windsurfed she should not have windsurfed we should not have windsurfed you should not have windsurfed they should not have windsurfed
V-ing perfect
I should not have been windsurfing you should not have been windsurfing she should not have been windsurfing we should not have been windsurfing you should not have been windsurfing they should not have been windsurfing
Interrogative form
Simple form
should I windsurf? should you windsurf? should she windsurf? should we windsurf? should you windsurf? should they windsurf?
V-ing form
should I be windsurfing? should you be windsurfing? should she be windsurfing? should we be windsurfing? should you be windsurfing? should they be windsurfing?
Perfect
should I have windsurfed? should you have windsurfed? should she have windsurfed? should we have windsurfed? should you have windsurfed? should they have windsurfed?
V-ing perfect
should I have been windsurfing? should you have been windsurfing? should she have been windsurfing? should we have been windsurfing? should you have been windsurfing? should they have been windsurfing?
Interro-negative form
Simple form
should I not windsurf? should you not windsurf? should she not windsurf? should we not windsurf? should you not windsurf? should they not windsurf?
V-ing form
should I not be windsurfing? should you not be windsurfing? should she not be windsurfing? should we not be windsurfing? should you not be windsurfing? should they not be windsurfing?
Perfect
should I not have windsurfed? should you not have windsurfed? should she not have windsurfed? should we not have windsurfed? should you not have windsurfed? should they not have windsurfed?
V-ing perfect
should I not have been windsurfing? should you not have been windsurfing? should she not have been windsurfing? should we not have been windsurfing? should you not have been windsurfing? should they not have been windsurfing?