English verb conjugation
OUGHT TO SNOWPLOUGH

Regular verb: snowplough - snowploughed - snowploughed

Affirmation

Simple form	V-ing form
I ought to snowplough you ought to snowplough he ought to snowplough we ought to snowplough you ought to snowplough they ought to snowplough	I ought to be snowploughing you ought to be snowploughing he ought to be snowploughing we ought to be snowploughing you ought to be snowploughing they ought to be snowploughing
Perfect	V-ing perfect
I ought to have snowploughed you ought to have snowploughed he ought to have snowploughed we ought to have snowploughed you ought to have snowploughed they ought to have snowploughed	I ought to have been snowploughing you ought to have been snowploughing he ought to have been snowploughing we ought to have been snowploughing you ought to have been snowploughing they ought to have been snowploughing

Negation

Simple form	V-ing form
I oughtn't to snowplough you oughtn't to snowplough he oughtn't to snowplough we oughtn't to snowplough you oughtn't to snowplough they oughtn't to snowplough	I oughtn't to be snowploughing you oughtn't to be snowploughing he oughtn't to be snowploughing we oughtn't to be snowploughing you oughtn't to be snowploughing they oughtn't to be snowploughing
Perfect	V-ing perfect
I oughtn't to have snowploughed you oughtn't to have snowploughed he oughtn't to have snowploughed we oughtn't to have snowploughed you oughtn't to have snowploughed they oughtn't to have snowploughed	I oughtn't to have been snowploughing you oughtn't to have been snowploughing he oughtn't to have been snowploughing we oughtn't to have been snowploughing you oughtn't to have been snowploughing they oughtn't to have been snowploughing

Interrogative form

Simple form	V-ing form
ought to I snowplough? ought to you snowplough? ought to he snowplough? ought to we snowplough? ought to you snowplough? ought to they snowplough?	ought to I be snowploughing? ought to you be snowploughing? ought to he be snowploughing? ought to we be snowploughing? ought to you be snowploughing? ought to they be snowploughing?
Perfect	V-ing perfect
ought to I have snowploughed? ought to you have snowploughed? ought to he have snowploughed? ought to we have snowploughed? ought to you have snowploughed? ought to they have snowploughed?	ought to I have been snowploughing? ought to you have been snowploughing? ought to he have been snowploughing? ought to we have been snowploughing? ought to you have been snowploughing? ought to they have been snowploughing?

Interro-negative form

Simple form	V-ing form
oughtn't I to snowplough? oughtn't you to snowplough? oughtn't he to snowplough? oughtn't we to snowplough? oughtn't you to snowplough? oughtn't they to snowplough?	oughtn't I to be snowploughing? oughtn't you to be snowploughing? oughtn't he to be snowploughing? oughtn't we to be snowploughing? oughtn't you to be snowploughing? oughtn't they to be snowploughing?
Perfect	V-ing perfect
oughtn't I to have snowploughed? oughtn't you to have snowploughed? oughtn't he to have snowploughed? oughtn't we to have snowploughed? oughtn't you to have snowploughed? oughtn't they to have snowploughed?	oughtn't I to have been snowploughing? oughtn't you to have been snowploughing? oughtn't he to have been snowploughing? oughtn't we to have been snowploughing? oughtn't you to have been snowploughing? oughtn't they to have been snowploughing?