English verb conjugation
OUGHT TO CREW

Regular verb: crew - crewed - crewed

Affirmation

Simple form	V-ing form
I ought to crew you ought to crew he ought to crew we ought to crew you ought to crew they ought to crew	I ought to be crewing you ought to be crewing he ought to be crewing we ought to be crewing you ought to be crewing they ought to be crewing
Perfect	V-ing perfect
I ought to have crewed you ought to have crewed he ought to have crewed we ought to have crewed you ought to have crewed they ought to have crewed	I ought to have been crewing you ought to have been crewing he ought to have been crewing we ought to have been crewing you ought to have been crewing they ought to have been crewing

Negation

Simple form	V-ing form
I oughtn't to crew you oughtn't to crew he oughtn't to crew we oughtn't to crew you oughtn't to crew they oughtn't to crew	I oughtn't to be crewing you oughtn't to be crewing he oughtn't to be crewing we oughtn't to be crewing you oughtn't to be crewing they oughtn't to be crewing
Perfect	V-ing perfect
I oughtn't to have crewed you oughtn't to have crewed he oughtn't to have crewed we oughtn't to have crewed you oughtn't to have crewed they oughtn't to have crewed	I oughtn't to have been crewing you oughtn't to have been crewing he oughtn't to have been crewing we oughtn't to have been crewing you oughtn't to have been crewing they oughtn't to have been crewing

Interrogative form

Simple form	V-ing form
ought to I crew? ought to you crew? ought to he crew? ought to we crew? ought to you crew? ought to they crew?	ought to I be crewing? ought to you be crewing? ought to he be crewing? ought to we be crewing? ought to you be crewing? ought to they be crewing?
Perfect	V-ing perfect
ought to I have crewed? ought to you have crewed? ought to he have crewed? ought to we have crewed? ought to you have crewed? ought to they have crewed?	ought to I have been crewing? ought to you have been crewing? ought to he have been crewing? ought to we have been crewing? ought to you have been crewing? ought to they have been crewing?

Interro-negative form

Simple form	V-ing form
oughtn't I to crew? oughtn't you to crew? oughtn't he to crew? oughtn't we to crew? oughtn't you to crew? oughtn't they to crew?	oughtn't I to be crewing? oughtn't you to be crewing? oughtn't he to be crewing? oughtn't we to be crewing? oughtn't you to be crewing? oughtn't they to be crewing?
Perfect	V-ing perfect
oughtn't I to have crewed? oughtn't you to have crewed? oughtn't he to have crewed? oughtn't we to have crewed? oughtn't you to have crewed? oughtn't they to have crewed?	oughtn't I to have been crewing? oughtn't you to have been crewing? oughtn't he to have been crewing? oughtn't we to have been crewing? oughtn't you to have been crewing? oughtn't they to have been crewing?