I should waddle you should waddle she should waddle we should waddle you should waddle they should waddle
V-ing form
I should be waddling you should be waddling she should be waddling we should be waddling you should be waddling they should be waddling
Perfect
I should have waddled you should have waddled she should have waddled we should have waddled you should have waddled they should have waddled
V-ing perfect
I should have been waddling you should have been waddling she should have been waddling we should have been waddling you should have been waddling they should have been waddling
Negation
Simple form
I should not waddle you should not waddle she should not waddle we should not waddle you should not waddle they should not waddle
V-ing form
I should not be waddling you should not be waddling she should not be waddling we should not be waddling you should not be waddling they should not be waddling
Perfect
I should not have waddled you should not have waddled she should not have waddled we should not have waddled you should not have waddled they should not have waddled
V-ing perfect
I should not have been waddling you should not have been waddling she should not have been waddling we should not have been waddling you should not have been waddling they should not have been waddling
Interrogative form
Simple form
should I waddle? should you waddle? should she waddle? should we waddle? should you waddle? should they waddle?
V-ing form
should I be waddling? should you be waddling? should she be waddling? should we be waddling? should you be waddling? should they be waddling?
Perfect
should I have waddled? should you have waddled? should she have waddled? should we have waddled? should you have waddled? should they have waddled?
V-ing perfect
should I have been waddling? should you have been waddling? should she have been waddling? should we have been waddling? should you have been waddling? should they have been waddling?
Interro-negative form
Simple form
should I not waddle? should you not waddle? should she not waddle? should we not waddle? should you not waddle? should they not waddle?
V-ing form
should I not be waddling? should you not be waddling? should she not be waddling? should we not be waddling? should you not be waddling? should they not be waddling?
Perfect
should I not have waddled? should you not have waddled? should she not have waddled? should we not have waddled? should you not have waddled? should they not have waddled?
V-ing perfect
should I not have been waddling? should you not have been waddling? should she not have been waddling? should we not have been waddling? should you not have been waddling? should they not have been waddling?