I should snake you should snake he should snake we should snake you should snake they should snake
V-ing form
I should be snaking you should be snaking he should be snaking we should be snaking you should be snaking they should be snaking
Perfect
I should have snaked you should have snaked he should have snaked we should have snaked you should have snaked they should have snaked
V-ing perfect
I should have been snaking you should have been snaking he should have been snaking we should have been snaking you should have been snaking they should have been snaking
Negation
Simple form
I should not snake you should not snake he should not snake we should not snake you should not snake they should not snake
V-ing form
I should not be snaking you should not be snaking he should not be snaking we should not be snaking you should not be snaking they should not be snaking
Perfect
I should not have snaked you should not have snaked he should not have snaked we should not have snaked you should not have snaked they should not have snaked
V-ing perfect
I should not have been snaking you should not have been snaking he should not have been snaking we should not have been snaking you should not have been snaking they should not have been snaking
Interrogative form
Simple form
should I snake? should you snake? should he snake? should we snake? should you snake? should they snake?
V-ing form
should I be snaking? should you be snaking? should he be snaking? should we be snaking? should you be snaking? should they be snaking?
Perfect
should I have snaked? should you have snaked? should he have snaked? should we have snaked? should you have snaked? should they have snaked?
V-ing perfect
should I have been snaking? should you have been snaking? should he have been snaking? should we have been snaking? should you have been snaking? should they have been snaking?
Interro-negative form
Simple form
should I not snake? should you not snake? should he not snake? should we not snake? should you not snake? should they not snake?
V-ing form
should I not be snaking? should you not be snaking? should he not be snaking? should we not be snaking? should you not be snaking? should they not be snaking?
Perfect
should I not have snaked? should you not have snaked? should he not have snaked? should we not have snaked? should you not have snaked? should they not have snaked?
V-ing perfect
should I not have been snaking? should you not have been snaking? should he not have been snaking? should we not have been snaking? should you not have been snaking? should they not have been snaking?