English verb conjugation
OUGHT TO CROWD

Regular verb: crowd - crowded - crowded

Affirmation

Simple form	V-ing form
I ought to crowd you ought to crowd he ought to crowd we ought to crowd you ought to crowd they ought to crowd	I ought to be crowding you ought to be crowding he ought to be crowding we ought to be crowding you ought to be crowding they ought to be crowding
Perfect	V-ing perfect
I ought to have crowded you ought to have crowded he ought to have crowded we ought to have crowded you ought to have crowded they ought to have crowded	I ought to have been crowding you ought to have been crowding he ought to have been crowding we ought to have been crowding you ought to have been crowding they ought to have been crowding

Negation

Simple form	V-ing form
I oughtn't to crowd you oughtn't to crowd he oughtn't to crowd we oughtn't to crowd you oughtn't to crowd they oughtn't to crowd	I oughtn't to be crowding you oughtn't to be crowding he oughtn't to be crowding we oughtn't to be crowding you oughtn't to be crowding they oughtn't to be crowding
Perfect	V-ing perfect
I oughtn't to have crowded you oughtn't to have crowded he oughtn't to have crowded we oughtn't to have crowded you oughtn't to have crowded they oughtn't to have crowded	I oughtn't to have been crowding you oughtn't to have been crowding he oughtn't to have been crowding we oughtn't to have been crowding you oughtn't to have been crowding they oughtn't to have been crowding

Interrogative form

Simple form	V-ing form
ought to I crowd? ought to you crowd? ought to he crowd? ought to we crowd? ought to you crowd? ought to they crowd?	ought to I be crowding? ought to you be crowding? ought to he be crowding? ought to we be crowding? ought to you be crowding? ought to they be crowding?
Perfect	V-ing perfect
ought to I have crowded? ought to you have crowded? ought to he have crowded? ought to we have crowded? ought to you have crowded? ought to they have crowded?	ought to I have been crowding? ought to you have been crowding? ought to he have been crowding? ought to we have been crowding? ought to you have been crowding? ought to they have been crowding?

Interro-negative form

Simple form	V-ing form
oughtn't I to crowd? oughtn't you to crowd? oughtn't he to crowd? oughtn't we to crowd? oughtn't you to crowd? oughtn't they to crowd?	oughtn't I to be crowding? oughtn't you to be crowding? oughtn't he to be crowding? oughtn't we to be crowding? oughtn't you to be crowding? oughtn't they to be crowding?
Perfect	V-ing perfect
oughtn't I to have crowded? oughtn't you to have crowded? oughtn't he to have crowded? oughtn't we to have crowded? oughtn't you to have crowded? oughtn't they to have crowded?	oughtn't I to have been crowding? oughtn't you to have been crowding? oughtn't he to have been crowding? oughtn't we to have been crowding? oughtn't you to have been crowding? oughtn't they to have been crowding?