I should fiddle you should fiddle she should fiddle we should fiddle you should fiddle they should fiddle
V-ing form
I should be fiddling you should be fiddling she should be fiddling we should be fiddling you should be fiddling they should be fiddling
Perfect
I should have fiddled you should have fiddled she should have fiddled we should have fiddled you should have fiddled they should have fiddled
V-ing perfect
I should have been fiddling you should have been fiddling she should have been fiddling we should have been fiddling you should have been fiddling they should have been fiddling
Negation
Simple form
I should not fiddle you should not fiddle she should not fiddle we should not fiddle you should not fiddle they should not fiddle
V-ing form
I should not be fiddling you should not be fiddling she should not be fiddling we should not be fiddling you should not be fiddling they should not be fiddling
Perfect
I should not have fiddled you should not have fiddled she should not have fiddled we should not have fiddled you should not have fiddled they should not have fiddled
V-ing perfect
I should not have been fiddling you should not have been fiddling she should not have been fiddling we should not have been fiddling you should not have been fiddling they should not have been fiddling
Interrogative form
Simple form
should I fiddle? should you fiddle? should she fiddle? should we fiddle? should you fiddle? should they fiddle?
V-ing form
should I be fiddling? should you be fiddling? should she be fiddling? should we be fiddling? should you be fiddling? should they be fiddling?
Perfect
should I have fiddled? should you have fiddled? should she have fiddled? should we have fiddled? should you have fiddled? should they have fiddled?
V-ing perfect
should I have been fiddling? should you have been fiddling? should she have been fiddling? should we have been fiddling? should you have been fiddling? should they have been fiddling?
Interro-negative form
Simple form
should I not fiddle? should you not fiddle? should she not fiddle? should we not fiddle? should you not fiddle? should they not fiddle?
V-ing form
should I not be fiddling? should you not be fiddling? should she not be fiddling? should we not be fiddling? should you not be fiddling? should they not be fiddling?
Perfect
should I not have fiddled? should you not have fiddled? should she not have fiddled? should we not have fiddled? should you not have fiddled? should they not have fiddled?
V-ing perfect
should I not have been fiddling? should you not have been fiddling? should she not have been fiddling? should we not have been fiddling? should you not have been fiddling? should they not have been fiddling?