English verb conjugation
SHOULD THUD

Regular verb: thud - thudded - thudded

Affirmation

Simple form	V-ing form
I should thud you should thud he should thud we should thud you should thud they should thud	I should be thudding you should be thudding he should be thudding we should be thudding you should be thudding they should be thudding
Perfect	V-ing perfect
I should have thudded you should have thudded he should have thudded we should have thudded you should have thudded they should have thudded	I should have been thudding you should have been thudding he should have been thudding we should have been thudding you should have been thudding they should have been thudding

Negation

Simple form	V-ing form
I should not thud you should not thud he should not thud we should not thud you should not thud they should not thud	I should not be thudding you should not be thudding he should not be thudding we should not be thudding you should not be thudding they should not be thudding
Perfect	V-ing perfect
I should not have thudded you should not have thudded he should not have thudded we should not have thudded you should not have thudded they should not have thudded	I should not have been thudding you should not have been thudding he should not have been thudding we should not have been thudding you should not have been thudding they should not have been thudding

Interrogative form

Simple form	V-ing form
should I thud? should you thud? should he thud? should we thud? should you thud? should they thud?	should I be thudding? should you be thudding? should he be thudding? should we be thudding? should you be thudding? should they be thudding?
Perfect	V-ing perfect
should I have thudded? should you have thudded? should he have thudded? should we have thudded? should you have thudded? should they have thudded?	should I have been thudding? should you have been thudding? should he have been thudding? should we have been thudding? should you have been thudding? should they have been thudding?

Interro-negative form

Simple form	V-ing form
should I not thud? should you not thud? should he not thud? should we not thud? should you not thud? should they not thud?	should I not be thudding? should you not be thudding? should he not be thudding? should we not be thudding? should you not be thudding? should they not be thudding?
Perfect	V-ing perfect
should I not have thudded? should you not have thudded? should he not have thudded? should we not have thudded? should you not have thudded? should they not have thudded?	should I not have been thudding? should you not have been thudding? should he not have been thudding? should we not have been thudding? should you not have been thudding? should they not have been thudding?