English verb conjugation
SHOULD PUZZLE

Regular verb: puzzle - puzzled - puzzled

Affirmation

Simple form	V-ing form
I should puzzle you should puzzle he should puzzle we should puzzle you should puzzle they should puzzle	I should be puzzling you should be puzzling he should be puzzling we should be puzzling you should be puzzling they should be puzzling
Perfect	V-ing perfect
I should have puzzled you should have puzzled he should have puzzled we should have puzzled you should have puzzled they should have puzzled	I should have been puzzling you should have been puzzling he should have been puzzling we should have been puzzling you should have been puzzling they should have been puzzling

Negation

Simple form	V-ing form
I should not puzzle you should not puzzle he should not puzzle we should not puzzle you should not puzzle they should not puzzle	I should not be puzzling you should not be puzzling he should not be puzzling we should not be puzzling you should not be puzzling they should not be puzzling
Perfect	V-ing perfect
I should not have puzzled you should not have puzzled he should not have puzzled we should not have puzzled you should not have puzzled they should not have puzzled	I should not have been puzzling you should not have been puzzling he should not have been puzzling we should not have been puzzling you should not have been puzzling they should not have been puzzling

Interrogative form

Simple form	V-ing form
should I puzzle? should you puzzle? should he puzzle? should we puzzle? should you puzzle? should they puzzle?	should I be puzzling? should you be puzzling? should he be puzzling? should we be puzzling? should you be puzzling? should they be puzzling?
Perfect	V-ing perfect
should I have puzzled? should you have puzzled? should he have puzzled? should we have puzzled? should you have puzzled? should they have puzzled?	should I have been puzzling? should you have been puzzling? should he have been puzzling? should we have been puzzling? should you have been puzzling? should they have been puzzling?

Interro-negative form

Simple form	V-ing form
should I not puzzle? should you not puzzle? should he not puzzle? should we not puzzle? should you not puzzle? should they not puzzle?	should I not be puzzling? should you not be puzzling? should he not be puzzling? should we not be puzzling? should you not be puzzling? should they not be puzzling?
Perfect	V-ing perfect
should I not have puzzled? should you not have puzzled? should he not have puzzled? should we not have puzzled? should you not have puzzled? should they not have puzzled?	should I not have been puzzling? should you not have been puzzling? should he not have been puzzling? should we not have been puzzling? should you not have been puzzling? should they not have been puzzling?